* [Arti](https://gitlab.torproject.org/tpo/core/arti) — An implementation of Tor, in Rust. (So far, it's a not-very-complete client. But watch this space!) [![Crates.io](https://img.shields.io/crates/v/arti.svg)](https://crates.io/crates/arti)
* [broot](https://github.com/Canop/broot) A new way to see and navigate directory trees (get an overview of a directory, even a big one; find a directory then `cd` to it; never lose track of file hierarchy while you search; manipulate your files, ...), further reading [dystroy.org/broot](https://dystroy.org/broot/) [![Latest Version](https://img.shields.io/crates/v/broot.svg)](https://crates.io/crates/broot)
* [denoland/deno](https://github.com/denoland/deno) — A secure JavaScript/TypeScript runtime built with V8, Rust, and Tokio [![Build Status](https://github.com/denoland/deno/workflows/ci/badge.svg?branch=master&event=push)](https://github.com/denoland/deno/actions)
* [Factotum](https://github.com/snowplow/factotum) — [A system to programmatically run data pipelines](https://snowplow.io/blog/introducing-factotum-data-pipeline-runner/)
* [fcsonline/drill](https://github.com/fcsonline/drill) — A HTTP load testing application inspired by Ansible syntax
* [mdBook](https://crates.io/crates/mdbook) — A command line utility to create books from markdown files [![Build Status](https://github.com/rust-lang/mdBook/workflows/CI/badge.svg?branch=master)](https://github.com/rust-lang/mdBook/actions)
* [Sniffnet](https://github.com/GyulyVGC/sniffnet) — Cross-platform application to monitor your network traffic with ease [![build badge](https://img.shields.io/github/actions/workflow/status/gyulyvgc/sniffnet/rust.yml?logo=github)](https://github.com/GyulyVGC/sniffnet/blob/main/.github/workflows/rust.yml) [![crate](https://img.shields.io/crates/v/sniffnet?logo=rust)](https://crates.io/crates/sniffnet)
* [wasmer](https://github.com/wasmerio/wasmer) — A safe and fast WebAssembly runtime supporting WASI and Emscripten [![Build Status](https://github.com/wasmerio/wasmer/workflows/build/badge.svg?style=flat-square)](https://github.com/wasmerio/wasmer/actions)
* [enginesound](https://github.com/DasEtwas/enginesound) — A GUI and command line application used to procedurally generate semi-realistic engine sounds. Featuring in-depth configuration, variable sample rate and a frequency analysis window.
* [ncspot](https://github.com/hrkfdn/ncspot) - Cross-platform ncurses Spotify client, inspired by ncmpc and the likes. [![build badge](https://github.com/hrkfdn/ncspot/workflows/Build/badge.svg)](https://github.com/hrkfdn/ncspot/actions?query=workflow%3ABuild)
* [Spotify TUI](https://github.com/Rigellute/spotify-tui) — A Spotify client for the terminal written in Rust. ![Continuous Integration](https://github.com/Rigellute/spotify-tui/workflows/Continuous%20Integration/badge.svg?branch=master)
* [Spotifyd](https://github.com/Spotifyd/spotifyd) — An open source Spotify client running as a UNIX daemon. ![Continuous Integration](https://github.com/Spotifyd/spotifyd/workflows/Continuous%20Integration/badge.svg?branch=master)
* [WhatBPM](https://github.com/sergree/whatbpm) — A daily statically generated information resource for electronic dance music producers. Provides daily analytics on the most frequently used values for each EDM genre: tempos, keys, root notes, and so on, using publicly available data such as Beatport and Spotify. ![Continuous Integration](https://github.com/sergree/whatbpm/actions/workflows/website_build_deploy.yml/badge.svg?branch=main)
* [beerus](https://github.com/keep-starknet-strange/beerus) - Beerus is a trustless StarkNet Light Client, ⚡blazing fast ⚡ and powered by Rust 🦀 [![GitHub Workflow Status](https://github.com/keep-starknet-strange/beerus/actions/workflows/test.yml/badge.svg)](https://github.com/keep-starknet-strange/beerus/actions/workflows/test.yml)
* [Bitcoin Satoshi's Vision](https://github.com/brentongunning/rust-sv) [[sv](https://crates.io/crates/sv)] — A Rust library for working with Bitcoin SV .
* [cairo](https://github.com/starkware-libs/cairo) - Cairo is the first Turing-complete language for creating provable programs for general computation. This is also the native language of [StarkNet](https://www.starknet.io/), a ZK-Rollup using STARK proofs ![GitHub Workflow Status](https://img.shields.io/github/workflow/status/starkware-libs/cairo/CI?style=flat-square&logo=github)
* [cairo-rs](https://github.com/lambdaclass/cairo-rs) — Rust implementation of the Cairo VM [![rust](https://github.com/lambdaclass/cairo-rs/actions/workflows/rust.yml/badge.svg)](https://github.com/lambdaclass/cairo-rs/actions/workflows/rust.yml)
* [Diem](https://github.com/diem/diem) — Diem’s mission is to enable a simple global currency and financial infrastructure that empowers billions of people.
* [ethers-rs](https://github.com/gakonst/ethers-rs) - Complete Ethereum & Celo library and wallet implementation in Rust. ![Build Status](https://github.com/gakonst/ethers-rs/workflows/Tests/badge.svg)
* [etk](https://github.com/quilt/etk) - etk is a collection of tools for writing, reading, and analyzing EVM bytecode.
* [Foundry](https://github.com/foundry-rs/foundry) - Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust. ![Build Status](https://img.shields.io/github/workflow/status/foundry-rs/foundry/test?style=flat-square)
* [Holochain](https://github.com/holochain/holochain) — Scalable P2P alternative to blockchain for all those distributed apps you always wanted to build. [![detect critical check failures](https://github.com/holochain/holochain/actions/workflows/check_run_detect_release_pr_failure.yml/badge.svg)](https://github.com/holochain/holochain/actions/workflows/check_run_detect_release_pr_failure.yml)
* [ibc-rs](https://github.com/informalsystems/hermes) - Rust implementation of the [Interblockchain Communication](https://ibc.cosmos.network/) protocol
* [madara](https://github.com/keep-starknet-strange/madara) - Kaioshin is a ⚡ blazing fast ⚡ Starknet sequencer, based on substrate and written in Rust 🦀. [![GitHub Workflow Status](https://github.com/keep-starknet-strange/madara/actions/workflows/check.yml/badge.svg)](https://github.com/keep-starknet-strange/madara/actions/workflows/check.yml)
* [Phala-Network/phala-blockchain](https://github.com/Phala-Network/phala-blockchain) — Confidential smart contract blockchain based on Intel SGX and Substrate
* [rust-bitcoin](https://github.com/rust-bitcoin/rust-bitcoin) — Library with support for de/serialization, parsing and executing on data structures and network messages related to Bitcoin.
* [rust-lightning](https://github.com/lightningdevkit/rust-lightning) [![Crate](https://img.shields.io/crates/v/lightning.svg?logo=rust)](https://crates.io/crates/lightning) — Bitcoin Lightning library written in Rust. The main crate,`lightning`, does not handle networking, persistence, or any other I/O. Thus,it is runtime-agnostic, but users must implement basic networking logic, chain interactions, and disk storage.po on linking crate.
* [CozoDB](https://github.com/cozodb/cozo) - A transactional, relational database that uses Datalog and focuses on graph data and algorithms. Time-travel-capable, and fast! [![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/cozodb/cozo/build.yml?branch=main)](https://github.com/cozodb/cozo/actions/workflows/build.yml)
* [Databend](https://github.com/datafuselabs/databend) - A Modern Real-Time Data Processing & Analytics DBMS with Cloud-Native Architecture [![Release](https://github.com/datafuselabs/databend/actions/workflows/databend-release.yml/badge.svg)](https://github.com/datafuselabs/databend/actions/workflows/databend-release.yml)
* [Lucid](https://github.com/lucid-kv/lucid) — High performance and distributed KV store accessible through a HTTP API. [![Build Status](https://github.com/lucid-kv/lucid/workflows/Lucid/badge.svg?branch=master)](https://github.com/lucid-kv/lucid/actions?workflow=Lucid)
* [Qdrant](https://github.com/qdrant/qdrant) - An open source vector similarity search engine with extended filtering support [![Tests](https://github.com/qdrant/qdrant/workflows/Tests/badge.svg)](https://github.com/qdrant/qdrant/actions)
* [RisingWaveLabs/RisingWave](https://github.com/RisingWaveLabs/risingwave) - the next-generation streaming database in the cloud [![CI](https://github.com/RisingWaveLabs/risingwave/actions/workflows/main.yml/badge.svg)](https://github.com/RisingWaveLabs/risingwave/actions/workflows/main.yml/badge.svg?branch=main)
* [sled](https://crates.io/crates/sled) — A (beta) modern embedded database [![Build Status](https://github.com/spacejam/sled/workflows/Rust/badge.svg?branch=master)](https://github.com/spacejam/sled/actions?workflow=Rust)
* [TerminusDB](https://github.com/terminusdb/terminusdb-store) - open source graph database and document store [![Build Status](https://github.com/terminusdb/terminusdb-store/workflows/Build/badge.svg?branch=master)](https://github.com/terminusdb/terminusdb-store/actions)
* [vorot93/libmdbx-rs](https://github.com/vorot93/libmdbx-rs) [[mdbx-sys](https://crates.io/crates/mdbx-sys)] — Rust bindings for MDBX, a "fast, compact, powerful, embedded, transactional key-value database, with permissive license". This is a fork of mozilla/lmdb-rs with patches to make it work with libmdbx.
* [Ruffle](https://github.com/ruffle-rs/ruffle) — Ruffle is an Adobe Flash Player emulator written in the Rust programming language. Ruffle targets both the desktop and the web using WebAssembly. [![CI](https://github.com/ruffle-rs/ruffle/actions/workflows/test_rust.yml/badge.svg)](https://github.com/ruffle-rs/ruffle/actions/workflows/test_rust.yml)[![CI](https://github.com/ruffle-rs/ruffle/actions/workflows/test_web.yml/badge.svg)](https://github.com/ruffle-rs/ruffle/actions/workflows/test_web.yml)
* [michelhe/rustboyadvance-ng](https://github.com/michelhe/rustboyadvance-ng) - RustboyAdvance-ng is a Gameboy Advance emulator with desktop, android and [WebAssembly](https://michelhe.github.io/rustboyadvance-ng/) support. [![build badge](https://github.com/michelhe/rustboyadvance-ng/workflows/Deploy/badge.svg?branch=master)](https://github.com/michelhe/rustboyadvance-ng/actions?query=workflow%3ADeploy)
* [OpenGMK](https://github.com/OpenGMK/OpenGMK) — OpenGMK is a modern rewrite of the proprietary GameMaker Classic engines, providing a full sourceport of the runner, a decompiler, a TASing framework, and libraries for working with gamedata yourself.
* [Obliteration](https://github.com/obhq/obliteration) — Experimental PS4 emulator written in Rust for Windows, macOS and Linux [![CI](https://github.com/obhq/obliteration/actions/workflows/main.yml/badge.svg)](https://github.com/obhq/obliteration/actions/workflows/main.yml)
* [gorilla-devs/ferium](https://github.com/gorilla-devs/ferium) — Ferium is a fast and feature rich CLI program for downloading and updating Minecraft mods from Modrinth, CurseForge, and GitHub Releases, and modpacks from Modrinth and CurseForge ![ferium build](https://github.com/gorilla-devs/ferium/actions/workflows/build.yml/badge.svg?branch=main)
* [thetawavegame/thetawave-legacy](https://github.com/thetawavegame/thetawave-legacy) - A space shooter game that strives to be an entry point for new game developers to make their first contributions. ![build badge](https://github.com/thetawavegame/thetawave-legacy/actions/workflows/ci.yml/badge.svg?branch=master)
* [Veloren](https://gitlab.com/veloren/veloren) — An open world, open source multiplayer voxel RPG game currently in alpha development [![build badge](https://gitlab.com/veloren/veloren/badges/master/pipeline.svg)](https://gitlab.com/veloren/veloren/-/pipelines)
* [turnage/valora](https://crates.io/crates/valora) — A library for generative fine art ![Rust](https://github.com/turnage/valora/workflows/Rust/badge.svg?branch=master)
* [OpenTelemetry](https://crates.io/crates/opentelemetry) — OpenTelemetry provides a single set of APIs, libraries, agents, and collector services to capture distributed traces and metrics from your application. You can analyze them using Prometheus, Jaeger, and other observability tools. [![GitHub Actions CI](https://github.com/open-telemetry/opentelemetry-rust/workflows/CI/badge.svg?branch=master)](https://github.com/open-telemetry/opentelemetry-rust/actions?query=workflow%3ACI+branch%3Amaster)
* [Scaphandre](https://github.com/hubblo-org/scaphandre) - A power consumption monitoring agent, to track host and each service power consumption and enable designing systems and applications for more sustainability. Designed to fit any monitoring toolchain (already supports prometheus, warp10, riemann...).
* [Andy-Python-Programmer/aero](https://github.com/Andy-Python-Programmer/aero) — A modern, unix-like operating system following the monolithic kernel design.
* [theseus-os/Theseus](https://github.com/theseus-os/Theseus) — A safe-language, single address space and single privilege level OS written from scratch in pure Rust - [![build badge](https://img.shields.io/github/workflow/status/theseus-os/Theseus/Documentation?label=docs%20build)](https://www.theseus-os.com/Theseus/book/index.html)
* [hyperswitch](https::/github.com/juspay/hyperswitch) — An open source payments orchestrator that lets you connect with multiple payment processors and route payment traffic effortlessly, all with a single API integration ![GitHub last commit](https://img.shields.io/github/last-commit/juspay/hyperswitch?style=flat-square)
* [Bartib](https://github.com/nikolassv/bartib) [[Bartib](https://crates.io/crates/bartib)] - A simple timetracker for the command line [![Tests](https://github.com/nikolassv/bartib/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/nikolassv/bartib/actions/workflows/test.yml)
* [espanso](https://github.com/espanso/espanso) — A cross-platform Text Expander written in Rust[![CI](https://github.com/espanso/espanso/actions/workflows/ci.yml/badge.svg?branch=dev&event=push)](https://github.com/espanso/espanso/actions/workflows/ci.yml)
* [pier-cli/pier](https://github.com/pier-cli/pier) — A central repository to manage (add, search metadata, etc.) all your one-liners, scripts, tools, and CLIs
* [AFLplusplus/LibAFL](https://github.com/AFLplusplus/LibAFL) - Advanced Fuzzing Library - Slot your Fuzzer together in Rust! Scales across cores and machines. For Windows, Android, MacOS, Linux, no_std, etc. [![build and test](https://github.com/AFLplusplus/LibAFL/actions/workflows/build_and_test.yml/badge.svg)](https://github.com/AFLplusplus/LibAFL/actions/workflows/build_and_test.yml)
* [Cherrybomb](https://github.com/blst-security/cherrybomb) - Stop half-done API specifications with a CLI tool that helps you avoid undefined user behaviour by validating your API specifications.
* [ripasso](https://github.com/cortex/ripasso/) — A password manager, filesystem compatible with pass
* [rustscan/rustscan](https://github.com/RustScan/RustScan) — Make Nmap faster with this port scanning tool [![build badge](https://github.com/RustScan/RustScan/workflows/Continuous%20integration/badge.svg?branch=master)](https://github.com/RustScan/RustScan/actions?query=workflow%3A%22Continuous+integration%22)
* [hEngine](https://github.com/hashintel/hash/tree/main/apps/engine) - A Rust-implemented computational simulation engine, supporting large-scale agent-based modelling, with simulation logic written in JavaScript and Python.
* [ajeetdsouza/zoxide](https://github.com/ajeetdsouza/zoxide/) — A fast alternative to `cd` that learns your habits [![release](https://github.com/ajeetdsouza/zoxide/workflows/.github/workflows/release.yml/badge.svg)](https://github.com/ajeetdsouza/zoxide/actions)
* [Alonely0/Voila](https://github.com/Alonely0/Voila) — Voila is a domain-specific language launched through CLI tool for operating with files and directories in massive amounts in a fast & reliable way. [![Linux build](https://github.com/Alonely0/Voila/actions/workflows/linux-ci.yml/badge.svg)](https://github.com/Alonely0/Voila/actions/workflows/linux-ci.yml) [![macOS build](https://github.com/Alonely0/Voila/actions/workflows/mac-ci.yml/badge.svg)](https://github.com/Alonely0/Voila/actions/workflows/mac-ci.yml) [![Windows build](https://github.com/Alonely0/Voila/actions/workflows/windows-ci.yml/badge.svg)](https://github.com/Alonely0/Voila/actions/workflows/windows-ci.yml)
* [bustd](https://github.com/vrmiguel/bustd) - Lightweight process killer daemon to handle out-of-memory scenarios on Linux. [![GitHub Workflow Status (branch)](https://img.shields.io/github/workflow/status/vrmiguel/bustd/build-and-test)](https://github.com/vrmiguel/bustd/actions?query=branch%3Amaster)
* [cristianoliveira/funzzy](https://github.com/cristianoliveira/funzzy) — A configurable filesystem watcher inspired by [entr](http://eradman.com/entrproject/)
* [dalance/procs](https://github.com/dalance/procs) — A modern replacement for 'ps' written by Rust [![Regression](https://github.com/dalance/procs/actions/workflows/regression.yml/badge.svg)](https://github.com/dalance/procs/actions/workflows/regression.yml)
* [gitui](https://github.com/extrawurst/gitui) - Blazing fast terminal client for git written in Rust. [![build](https://github.com/extrawurst/gitui/workflows/CI/badge.svg?branch=master)](https://github.com/extrawurst/gitui/actions)
* [j0ru/kickoff](https://github.com/j0ru/kickoff) - Fast and snappy wayland program launcher [![build](https://github.com/j0ru/kickoff/actions/workflows/ci.yml/badge.svg)](https://github.com/j0ru/kickoff/actions)
* [lsd](https://github.com/lsd-rs/lsd) — An ls with a lot of pretty colors and awesome icons [![build](https://github.com/lsd-rs/lsd/workflows/CICD/badge.svg?branch=master)](https://github.com/lsd-rs/lsd/actions)
* [nickgerace/gfold](https://github.com/nickgerace/gfold) [[gfold](https://crates.io/crates/gfold)] - CLI tool to help keep track of multiple Git repositories [![build](https://img.shields.io/github/workflow/status/nickgerace/gfold/merge/main)](https://github.com/nickgerace/gfold/actions?query=workflow%3Amerge+branch%3Amain)
* [orhun/kmon](https://github.com/orhun/kmon) — Linux Kernel Manager and Activity Monitor ![https://github.com/orhun/kmon/actions](https://img.shields.io/github/workflow/status/orhun/kmon/Continuous%20Integration/master?label=build)
* [orhun/systeroid](https://github.com/orhun/systeroid) — A more powerful alternative to sysctl(8) with a terminal user interface ![https://github.com/orhun/systeroid/actions](https://img.shields.io/github/workflow/status/orhun/systeroid/Continuous%20Integration/main?label=build)
* [ouch](https://github.com/ouch-org/ouch) - Painless compression and decompression on the command-line [![GitHub Workflow Status (branch)](https://img.shields.io/github/workflow/status/ouch-org/ouch/build-and-test)](https://github.com/ouch-org/ouch/actions?query=branch%3Amaster)
* [sharkdp/bat](https://github.com/sharkdp/bat) — A cat(1) clone with wings. [![CICD](https://github.com/sharkdp/bat/actions/workflows/CICD.yml/badge.svg?branch=master)](https://github.com/sharkdp/bat/actions/workflows/CICD.yml)
* [sharkdp/fd](https://github.com/sharkdp/fd) — A simple, fast and user-friendly alternative to find. [![CICD](https://github.com/sharkdp/fd/actions/workflows/CICD.yml/badge.svg)](https://github.com/sharkdp/fd/actions/workflows/CICD.yml)
* [uutils/coreutils](https://github.com/uutils/coreutils) — A cross-platform Rust rewrite of the GNU coreutils [[![CICD](https://github.com/uutils/coreutils/actions/workflows/CICD.yml/badge.svg)](https://github.com/uutils/coreutils/actions/workflows/CICD.yml)
* [delicate](https://github.com/BinChengZhao/delicate) — A lightweight and distributed task scheduling platform written in rust. [![Build Status](https://github.com/BinChengZhao/delicate/workflows/CI/badge.svg)](https://github.com/BinChengZhao/delicate/actions)
* [helix](https://github.com/helix-editor/helix) — A post-modern modal text editor inspired by Neovim/Kakoune. [![build badge](https://github.com/helix-editor/helix/actions/workflows/build.yml/badge.svg)](https://github.com/helix-editor/helix/actions)
* [ilai-deutel/kibi](https://github.com/ilai-deutel/kibi) — A tiny (≤1024 LOC) text editor with syntax highlighting, incremental search and more. [![build badge](https://github.com/ilai-deutel/kibi/workflows/CI/badge.svg?branch=master)](https://github.com/ilai-deutel/kibi/actions?query=branch%3Amaster)
* [Lapce](https://github.com/lapce/lapce) — A modern editor with a backend written in Rust. Taking inspiration from the discontinued [xi-editor](https://github.com/xi-editor/xi-editor).
* [vamolessa/pepper](https://github.com/vamolessa/pepper) [[pepper](https://crates.io/crates/pepper)] — An opinionated modal editor to simplify code editing from the terminal [![build badge](https://github.com/vamolessa/pepper/workflows/rust/badge.svg?branch=master)](https://github.com/vamolessa/pepper)
* [Melody](https://github.com/yoav-lavi/melody) - A language that compiles to regular expressions and aims to be more easily readable and maintainable [![build badge](https://github.com/yoav-lavi/melody/actions/workflows/rust.yml/badge.svg)](https://github.com/yoav-lavi/melody/actions/workflows/rust.yml) [![crates.io](https://img.shields.io/crates/v/melody_compiler?label=compiler)](https://crates.io/crates/melody_compiler)
* [replicadse/complate](https://github.com/replicadse/complate) — An in-terminal text templating tool designed for standardizing messages (like for GIT commits). [![crates.io](https://img.shields.io/crates/v/complate.svg)](https://crates.io/crates/complate) [![crates.io](https://img.shields.io/crates/d/complate?label=crates.io%20downloads)](https://crates.io/crates/complate) [![build badge](https://github.com/replicadse/complate/workflows/pipeline/badge.svg?branch=master)](https://github.com/replicadse/complate/actions)
* [ruplacer](https://github.com/your-tools/ruplacer) — Find and replace text in source files [![Run tests](https://github.com/your-tools/ruplacer/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/your-tools/ruplacer/actions/workflows/test.yml)
* [sstadick/hck](https://github.com/sstadick/hck) - A faster and more featureful drop in replacement for `cut` [![build badge](https://github.com/sstadick/hck/workflows/Check/badge.svg?branch=master)](https://github.com/sstadick/hck)
* [vishaltelangre/ff](https://github.com/vishaltelangre/ff) — Find files (ff) by name!
* [whitfin/bytelines](https://github.com/whitfin/bytelines) [[bytelines](https://crates.io/crates/bytelines)] — Read input lines as byte slices for high efficiency.
* [1History](https://github.com/1History/1History) — Command line interface to backup Firefox/Chrome/Safari history to one SQLite file [![Build Status](https://github.com/1History/1History/actions/workflows/CI.yml/badge.svg)](https://github.com/1History/1History/actions/workflows/CI.yml)
* [brycx/checkpwn](https://github.com/brycx/checkpwn) — A Have I Been Pwned (HIBP) command-line utility tool that lets you easily check for compromised accounts and passwords.
* [Epic Asset Manager](https://github.com/AchetaGames/Epic-Asset-Manager) — An unofficial client to install Unreal Engine, download and manage purchased assets, projects, plugins and games from the Epic Games Store.
* [fcsonline/tmux-thumbs](https://github.com/fcsonline/tmux-thumbs) — A lightning fast version of tmux-fingers written in Rust, copy/pasting tmux like vimium/vimperator.
* [guoxbin/dtool](https://github.com/guoxbin/dtool) — A useful command-line tool collection to assist development including conversion, codec, hashing, encryption, etc.
* [nix-community/nix-init](https://github.com/nix-community/nix-init) — Generate Nix packages from URLs with hash prefetching, dependency inference, license detection, and more [![build-badge](https://github.com/nix-community/nix-init/actions/workflows/ci.yml/badge.svg)](https://github.com/nix-community/nix-init/actions/workflows/ci.yml)
* [vaultwarden](https://github.com/dani-garcia/vaultwarden#readme) [![Build](https://github.com/dani-garcia/vaultwarden/actions/workflows/build.yml/badge.svg)](https://github.com/dani-garcia/vaultwarden/actions/workflows/build.yml) — Alternative implementation of the Bitwarden server API written in Rust
* [harlanc/xiu](https://github.com/harlanc/xiu) — A powerful and secure live server by pure rust (rtmp/httpflv/hls/relay). [![crates.io](https://img.shields.io/crates/v/xiu.svg)](https://crates.io/crates/xiu)
* [containers/youki](https://github.com/containers/youki) — A container runtime in Rust [![build badge](https://github.com/containers/youki/actions/workflows/main.yml/badge.svg?branch=main)](https://github.com/containers/youki/actions)
* [cfal/tobaru](https://github.com/cfal/tobaru) - Port forwarder with allowlists, IP and TLS SNI/ALPN rule-based routing, iptables support, round-robin forwarding (load balancing), and hot reloading.
* [LemmyNet/lemmy](https://github.com/LemmyNet/lemmy) — A link aggregator / reddit clone for the fediverse [![Build Status](https://cloud.drone.io/api/badges/LemmyNet/lemmy/status.svg)](https://cloud.drone.io/LemmyNet/lemmy)
* [MASQ-Project/Node](https://github.com/MASQ-Project/Node) — MASQ Node software provides a decentralized mesh-network of nodes for global users to access normal internet content - next evolution of tech beyond Tor & VPN [![build badge](https://github.com/MASQ-Project/Node/actions/workflows/ci-matrix.yml/badge.svg)](https://github.com/MASQ-Project/Node/actions)
* [emanuele-em/man-in-the-middle-proxy](https://github.com/emanuele-em/man-in-the-middle-proxy) — A MITM Proxy 🦀! Toolkit for HTTP/1, HTTP/2, and WebSockets with SSL/TLS Capabilities [![Rust](https://github.com/emanuele-em/man-in-the-middle-proxy/actions/workflows/rust.yml/badge.svg)](https://github.com/emanuele-em/man-in-the-middle-proxy/actions/workflows/rust.yml)
* [mufeedvh/binserve](https://github.com/mufeedvh/binserve) — A blazingly fast static web server with routing, templating, and security in a single binary you can set up with zero code [![build badge](https://github.com/mufeedvh/binserve/workflows/CICD/badge.svg?branch=master)](https://github.com/mufeedvh/binserve/actions)
* [orhun/rustypaste](https://github.com/orhun/rustypaste) — A minimal file upload/pastebin service ![https://github.com/orhun/rustypaste/actions](https://img.shields.io/github/workflow/status/orhun/rustypaste/Continuous%20Integration/master?label=build)
* [ronanyeah/rust-hasura](https://github.com/ronanyeah/rust-hasura) — A demonstration of how a Rust GraphQL server can be used as a remote schema with [Hasura](https://hasura.io/) ![Rust](https://github.com/ronanyeah/rust-hasura/workflows/Rust/badge.svg?branch=master)
* [static-web-server](https://github.com/static-web-server/static-web-server) — A blazing fast and asynchronous web server for static files-serving. ⚡ [![CI](https://github.com/static-web-server/static-web-server/actions/workflows/devel.yml/badge.svg)](https://github.com/static-web-server/static-web-server/actions/workflows/devel.yml?query=branch%3Amaster)
* [svenstaro/miniserve](https://github.com/svenstaro/miniserve) — A small, self-contained cross-platform CLI tool that allows you to just grab the binary and serve some file(s) via HTTP [![build badge](https://github.com/svenstaro/miniserve/workflows/CI/badge.svg?branch=master)](https://github.com/svenstaro/miniserve/actions)
* [create-rust-app](https://github.com/Wulf/create-rust-app) — Set up a modern rust+react web app by running one command. [![crate](https://img.shields.io/crates/v/create-rust-app.svg)](https://crates.io/crates/create-rust-app)
* [delta](https://crates.io/crates/git-delta) — A syntax-highlighter for git and diff output[![build badge](https://github.com/dandavison/delta/workflows/Continuous%20Integration/badge.svg)](https://github.com/dandavison/delta//actions)
* [geiger](https://github.com/rust-secure-code/cargo-geiger) — A program that list statistics related to usage of unsafe Rust code in a Rust crate and all its dependencies [![Build Status](https://dev.azure.com/cargo-geiger/cargo-geiger/_apis/build/status/rust-secure-code.cargo-geiger?branchName=master)](https://dev.azure.com/cargo-geiger/cargo-geiger/_build/latest?definitionId=1&branchName=master)
* [mask](https://github.com/jacobdeichert/mask) — A CLI task runner defined by a simple markdown file [![build badge](https://github.com/jacobdeichert/mask/workflows/CI/badge.svg?branch=master)](https://github.com/jacobdeichert/mask/actions?query=workflow%3ACI)
* [Module Linker](https://github.com/fiatjaf/module-linker) — Extension that adds `<a>` links to references in `mod`, `use` and `extern crate` statements at GitHub.
* [Rust Search Extension](https://github.com/huhu/rust-search-extension) — A handy browser extension to search crates and docs in address bar (omnibox). [![Build Status](https://github.com/huhu/rust-search-extension/workflows/build/badge.svg?branch=master)](https://github.com/huhu/rust-search-extension/actions)
* [scriptisto](https://github.com/igor-petruk/scriptisto) A language-agnostic "shebang interpreter" that enables you to write one file scripts in compiled languages. [![Build Status](https://cloud.drone.io/api/badges/igor-petruk/scriptisto/status.svg)](https://cloud.drone.io/igor-petruk/scriptisto)
* [cargo-all-features](https://github.com/frewsxcv/cargo-all-features) - A configurable subcommand to simplify testing, building and much more for all combinations of features [![CI](https://github.com/frewsxcv/cargo-all-features/actions/workflows/ci.yml/badge.svg)](https://github.com/frewsxcv/cargo-all-features/actions/workflows/ci.yml)
* [cargo-check](https://crates.io/crates/cargo-check) — A wrapper around `cargo rustc -- -Zno-trans` which can be helpful for running a faster compile if you only need correctness checks
* [cargo-count](https://crates.io/crates/cargo-count) — lists source code counts and details about cargo projects, including unsafe statistics
* [cargo-deps](https://crates.io/crates/cargo-deps) — build dependency graphs of Rust projects
* [cargo-do](https://crates.io/crates/cargo-do) — run multiple cargo commands in a row
* [cargo-ebuild](https://crates.io/crates/cargo-ebuild) — cargo extension that can generate ebuilds using the in-tree eclasses
* [cargo-edit](https://crates.io/crates/cargo-edit) — allows you to add and list dependencies by reading/writing to your Cargo.toml file from the command line
* [cargo-generate](https://github.com/cargo-generate/cargo-generate) A generator of a rust project by leveraging a pre-existing git repository as a template.
* [cargo-limit](https://crates.io/crates/cargo-limit) — Cargo with less noise: warnings are skipped until errors are fixed, Neovim integration, etc. [![build badge](https://github.com/alopatindev/cargo-limit/actions/workflows/rust.yml/badge.svg)](https://github.com/alopatindev/cargo-limit/actions)
* [cargo-rdme](https://github.com/orium/cargo-rdme) [[cargo-rdme](https://crates.io/crates/cargo-rdme)] — Cargo subcommand to create your README from your crate’s documentation. [![build badge](https://github.com/orium/cargo-rdme/workflows/CI/badge.svg)](https://github.com/orium/cargo-rdme/actions?query=workflow%3ACI)
* [cargo-script](https://crates.io/crates/cargo-script) — lets people quickly and easily run Rust "scripts" which can make use of Cargo's package ecosystem
* [CodeLLDB](https://marketplace.visualstudio.com/items?itemName=vadimcn.vscode-lldb) — A LLDB extension for [Visual Studio Code](https://code.visualstudio.com/).
* [emk/rust-musl-builder](https://github.com/emk/rust-musl-builder) — Docker images for compiling static Rust binaries using musl-libc and musl-gcc, with static versions of useful C libraries
* [LukeMathWalker/cargo-chef](https://github.com/LukeMathWalker/cargo-chef) - A tool and pre-built images for caching compiling remote dependencies between Docker builds.
[Rust Embedded](https://rust-embedded.org/) focuses on improving the end-to-end experience of using Rust in resource-constrained environments and non-traditional platforms. See [awesome-embedded-rust](https://github.com/rust-embedded/awesome-embedded-rust) for a curated, and more extended list of embedded Rust resources.
* [esp-rs](https://github.com/esp-rs) home to a number of community projects enabling the use of the Rust programming language on various SoCs and modules produced by Espressif Systems.
See also [Foreign Function Interface](https://doc.rust-lang.org/book/first-edition/ffi.html), [The Rust FFI Omnibus](http://jakegoulding.com/rust-ffi-omnibus/) (a collection of examples of using code written in Rust from other languages) and [FFI examples written in Rust](https://github.com/alexcrichton/rust-ffi-examples).
* [dtolnay/cxx](https://github.com/dtolnay/cxx) — Safe interop between Rust and C++ [![build badge](https://img.shields.io/badge/github-dtolnay/cxx-8da0cb?style=for-the-badge&labelColor=555555&logo=github)](https://github.com/dtolnay/cxx)
* [getsentry/milksnake](https://github.com/getsentry/milksnake) — extension for python setuptools that allows you to distribute dynamic linked libraries in Python wheels in the most portable way imaginable.
* [RustPython](https://github.com/RustPython/RustPython) — A Python Interpreter written in Rust [![Build Status](https://github.com/RustPython/RustPython/workflows/CI/badge.svg)](https://github.com/RustPython/RustPython/actions?query=workflow%3ACI)
* [rhysd/wain](https://github.com/rhysd/wain) - wain: WebAssembly INterpreter from scratch in Safe Rust with zero dependency [![build badge](https://github.com/rhysd/wain/workflows/CI/badge.svg?branch=master&event=push)](https://github.com/rhysd/wain/actions?query=workflow%3ACI+branch%3Amaster+event%3Apush)
* [Prettier Rust](https://github.com/jinxdash/prettier-plugin-rust) — An opinionated Rust code formatter that autofixes bad syntax ([Prettier](https://prettier.io/) community plugin)
* [emacs-racer](https://github.com/racer-rust/emacs-racer) — Autocompletion (see also [company](https://company-mode.github.io) and [auto-complete](https://github.com/auto-complete/auto-complete))
* [rustic](https://github.com/brotzeit/rustic) - Rust development environment for Emacs [![build badge](https://github.com/brotzeit/rustic/workflows/CI/badge.svg)](https://github.com/brotzeit/rustic/actions?query=workflow%3ACI)
* [kak-lsp/kak-lsp](https://github.com/kak-lsp/kak-lsp/) — [LSP](https://microsoft.github.io/language-server-protocol/) client. Implemented in Rust and supports rls out of the box.
* [lapce](https://github.com/lapce/lapce) — Lightning-fast and Powerful Code Editor written in Rust. [![build badge](https://github.com/lapce/lapce/actions/workflows/release.yml/badge.svg)](https://github.com/lapce/lapce/actions/workflows/release.yml)
* [autozimu/LanguageClient-neovim](https://github.com/autozimu/LanguageClient-neovim) — [LSP](https://microsoft.github.io/language-server-protocol/) client. Implemented in Rust and supports rls out of the box.
* [rust.vim](https://github.com/rust-lang/rust.vim) — provides file detection, syntax highlighting, formatting, Syntastic integration, and more.
* [vim-racer](https://github.com/racer-rust/vim-racer) — allows vim to use [Racer](https://github.com/racer-rust/racer) for Rust code completion and navigation.
* [dgriffen/rls-vs2017](https://github.com/ZoeyR/rls-vs2017) — Rust support for Visual Studio 2017 Preview [![build badge](https://ci.appveyor.com/api/projects/status/d2lxlincwninhsng?svg=true)](https://ci.appveyor.com/project/dgriffen/rls-vs2017)
* [PistonDevelopers/VisualRust](https://github.com/PistonDevelopers/VisualRust) — A Visual Studio extension for Rust [![Build status](https://ci.appveyor.com/api/projects/status/5nw5no10jj0y4p3f?svg=true)](https://ci.appveyor.com/project/vosen/visualrust)
* [crates](https://github.com/serayuzgur/crates) — crates is an extension for crates.io dependencies. [![build badge](https://img.shields.io/vscode-marketplace/v/serayuzgur.crates.svg)](https://github.com/serayuzgur/crates)
* [rust-lang/rls-vscode](https://marketplace.visualstudio.com/items?itemName=rust-lang.rust) — Rust support for Visual Studio Code (supports both RLS and rust-analyzer)
* [trust](https://github.com/japaric/trust) — A Travis CI and AppVeyor template to test your Rust crate on 5 architectures and publish binary releases of it for Linux, macOS and Windows
* [cargo-dinghy](https://crates.io/crates/cargo-dinghy/) - A cargo extension to simplify running library tests and benches on smartphones and other small processor devices.
* [cucumber](https://crates.io/crates/cucumber) [![Latest Version](https://img.shields.io/crates/v/cucumber.svg)](https://crates.io/crates/cucumber) — An implementation of the Cucumber testing framework for Rust. Fully native, no external test runners or dependencies. [![Build Status](https://github.com/cucumber-rs/cucumber/workflows/CI/badge.svg?branch=master)](https://github.com/cucumber-rs/cucumber)
* [rstest](https://crates.io/crates/rstest) — Fixture-based test framework for Rust [![Build Status](https://github.com/la10736/rstest/workflows/Test/badge.svg?branch=master)](https://github.com/la10736/rstest/actions)
* [speculate](https://crates.io/crates/speculate) — An RSpec inspired minimal testing framework for Rust
* [fake-rs](https://github.com/cksac/fake-rs) — A library for generating fake data
* [goldenfile](https://github.com/calder/rust-goldenfile) [[goldenfile](https://crates.io/crates/goldenfile)] - A library providing a simple API for goldenfile testing.
* [nrxus/faux](https://github.com/nrxus/faux/) [![Latest Version](https://img.shields.io/crates/v/faux.svg)](https://crates.io/crates/faux) — A library to create mocks out of structs. ![build](https://github.com/nrxus/faux/workflows/test/badge.svg?branch=master)
* [proptest](https://crates.io/crates/proptest) — property testing framework inspired by the [Hypothesis](https://hypothesis.works/) framework for Python
* [quickcheck](https://crates.io/crates/quickcheck) — A Rust implementation of [QuickCheck](https://wiki.haskell.org/Introduction_to_QuickCheck1)
* [rust-fuzz/afl.rs](https://github.com/rust-fuzz/afl.rs) — A Rust fuzzer, using [AFL](https://lcamtuf.coredump.cx/afl/)
* [BayesWitnesses/m2cgen](https://github.com/BayesWitnesses/m2cgen) — A CLI tool to transpile trained classic machine learning models into a native Rust code with zero dependencies. [![GitHub Actions Status](https://github.com/BayesWitnesses/m2cgen/workflows/GitHub%20Actions/badge.svg?branch=master)](https://github.com/BayesWitnesses/m2cgen/actions)
* [perf-monitor-rs](https://github.com/larksuite/perf-monitor-rs) — A toolkit designed to be a foundation for applications to monitor their performance. [![crates.io](https://img.shields.io/crates/v/perf_monitor.svg)](https://crates.io/crates/perf_monitor)
* [Martin1887/oxigen](https://github.com/Martin1887/oxigen) — Fast, parallel, extensible and adaptable genetic algorithm library. A example using this library solves the N Queens problem for N = 255 in only few seconds and using less than 1 MB of RAM.
* [pkalivas/radiate](https://github.com/pkalivas/radiate) — A customizable parallel genetic programming engine capable of evolving solutions for supervised, unsupervised, and reinforcement learning problems. Comes with complete and customizable implementation of NEAT and Evtree.![Crates.io](https://img.shields.io/crates/v/radiate)
* [willi-kappler/darwin-rs](https://github.com/willi-kappler/darwin-rs) — Evolutionary algorithms with Rust
See also [About Rust’s Machine Learning Community](https://medium.com/@autumn_eng/about-rust-s-machine-learning-community-4cda5ec8a790#.hvkp56j3f) and [Are we learning yet?](https://www.arewelearningyet.com).
* [autumnai/leaf](https://github.com/autumnai/leaf) — Open Machine Intelligence framework.. Abandoned project. The most updated fork is [spearow/juice]( https://github.com/spearow/juice).
* [huggingface/tokenizers](https://github.com/huggingface/tokenizers) - Hugging Face's tokenizers for modern NLP pipelines written in Rust (original implementation) with bindings for Python. [![Build Status](https://github.com/huggingface/tokenizers/workflows/Rust/badge.svg?branch=master)](https://github.com/huggingface/tokenizers/actions)
* [64bit/async-openai](https://github.com/64bit/async-openai) [[async-openai](https://crates.io/crates/async-openai)] — Ergonomic Rust bindings for OpenAI API based on OpenAPI spec.
* [zurawiki/tiktoken-rs](https://github.com/zurawiki/tiktoken-rs) [[tiktoken-rs](https://crates.io/crates/tiktoken-rs)] — Rust library for tokenizing text with OpenAI models using tiktoken. [![CI](https://github.com/zurawiki/tiktoken-rs/actions/workflows/ci.yml/badge.svg)](https://github.com/zurawiki/tiktoken-rs/actions/workflows/ci.yml)
* [async-std](https://async.rs/) [[async-std]](https://crates.io/crates/async-std) - Async version of the Rust standard library [![CI](https://github.com/async-rs/async-std/actions/workflows/ci.yml/badge.svg?branch=master)](https://github.com/async-rs/async-std/actions/workflows/ci.yml)
* [mio](https://github.com/tokio-rs/mio) — MIO is a lightweight IO library for Rust with a focus on adding as little overhead as possible over the OS abstractions
* [rust-lang/futures-rs](https://github.com/rust-lang/futures-rs) — Zero-cost futures in Rust
* [TeaEntityLab/fpRust](https://github.com/TeaEntityLab/fpRust) — Monad/MonadIO, Handler, Coroutine/doNotation, Functional Programming features for Rust
* [insomnimus/nodi](https://github.com/insomnimus/nodi) [[nodi](https://crates.io/crates/nodi)] — A library for playback and abstraction of MIDI files. [![build badge](https://github.com/insomnimus/nodi/actions/workflows/main.yml/badge.svg?branch=main)](https://github.com/insomnimus/nodi/actions)
* [pdeljanov/Symphonia](https://github.com/pdeljanov/Symphonia) — A pure Rust audio decoding and media demuxing library supporting AAC, FLAC, MP3, MP4, OGG, Vorbis, and WAV.
* [Serial-ATA/lofty-rs](https://github.com/Serial-ATA/lofty-rs) [[lofty](https://crates.io/crates/lofty)] — A library for reading and editing the metadata of various audio formats [![build badge](https://github.com/Serial-ATA/lofty-rs/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/Serial-ATA/lofty-rs/actions)
* [oxide-auth](https://github.com/HeroicKatora/oxide-auth) — A OAuth2 server library, for use in combination with actix or other frontends, featuring a set of configurable and pluggable backends [![Build Status](https://api.cirrus-ci.com/github/HeroicKatora/oxide-auth.svg?branch=master)](https://cirrus-ci.com/github/HeroicKatora/oxide-auth)
* [marcelbuesing/can-dbc](https://github.com/marcelbuesing/can-dbc) [[can-dbc](https://crates.io/crates/can-dbc)] — A parser for the DBC format
* [marcelbuesing/tokio-socketcan-bcm](https://github.com/marcelbuesing/tokio-socketcan-bcm) [[tokio-socketcan-bcm](https://crates.io/crates/tokio-socketcan-bcm)] — Linux SocketCAN BCM support for tokio
* [oefd/tokio-socketcan](https://github.com/oefd/tokio-socketcan) [[tokio-socketcan]](https://crates.io/crates/tokio-socketcan)] — Linux SocketCAN support for tokio based on the socketcan crate
* [Sensirion/lin-bus](https://github.com/Sensirion/lin-bus-rs) [[lin-bus](https://crates.io/crates/lin-bus)] — LIN bus driver traits and protocol implementation [![build badge](https://circleci.com/gh/Sensirion/lin-bus-rs.svg?style=svg)](https://app.circleci.com/pipelines/github/Sensirion/lin-bus-rs)
* [moka-rs/moka](https://github.com/moka-rs/moka) - A high performance concurrent caching library for Rust inspired by the Caffeine library for Java [![build badge](https://github.com/moka-rs/moka/workflows/CI/badge.svg)](https://github.com/moka-rs/moka/actions/workflows/CI.yml)
* [zkat/cacache-rs](https://github.com/zkat/cacache-rs) - A high-performance, concurrent, content-addressable disk cache, optimized for async APIs [![build badge](https://github.com/zkat/cacache-rs/workflows/CI/badge.svg)](https://github.com/zkat/cacache-rs/actions/workflows/ci.yml)
* [Qovery/engine](https://github.com/Qovery/engine) - Abstraction layer library that turns easy application deployment on Cloud providers in just a few minutes
* [docopt/docopt.rs](https://github.com/docopt/docopt.rs) [[docopt](https://crates.io/crates/docopt)] — A Rust implementation of [DocOpt](http://docopt.org)
* [ksk001100/seahorse](https://github.com/ksk001100/seahorse) [[seahorse](https://crates.io/crates/seahorse)] — A minimal CLI framework written in Rust [![Build status](https://github.com/ksk001100/seahorse/workflows/CI/badge.svg?branch=master)](https://github.com/ksk001100/seahorse/actions)
* [TeXitoi/structopt](https://github.com/TeXitoi/structopt) [[structopt](https://crates.io/crates/structopt)] — parse command line argument by defining a struct
* [zhiburt/tabled](https://github.com/zhiburt/tabled) [[tabled](https://crates.io/crates/tabled)] — An easy to use library for pretty print tables of Rust structs and enums. [![Build Status](https://github.com/zhiburt/tabled/actions/workflows/ci.yml/badge.svg)](https://github.com/zhiburt/tabled/actions)
* [mgrachev/update-informer](https://github.com/mgrachev/update-informer) [[update-informer](https://crates.io/crates/update-informer)] — Update informer for CLI applications. It checks for a new version on Crates.io and GitHub [![build badge](https://github.com/mgrachev/update-informer/workflows/CI/badge.svg)](https://github.com/mgrachev/update-informer/actions)
* [hniksic/rust-subprocess](https://github.com/hniksic/rust-subprocess) [[subprocess](https://crates.io/crates/subprocess)] — facilities for interaction with external pipelines
* [oconnor663/duct.rs](https://github.com/oconnor663/duct.rs) [[duct](https://crates.io/crates/duct)] — A builder for subprocess pipelines and IO redirection
* [zhiburt/expectrl](https://github.com/zhiburt/expectrl) [[expectrl](https://crates.io/crates/expectrl)] — A library for controlling interactive programs in a pseudo-terminal [![build badge](https://github.com/zhiburt/expectrl/actions/workflows/ci.yml/badge.svg)](https://github.com/zhiburt/expectrl/actions/workflows/ci.yml)
* [starship/starship](https://starship.rs/) [[starship](https://crates.io/crates/starship)] — A minimal, blazing fast, and extremely customizable prompt for any shell [![Build status](https://github.com/starship/starship/workflows/Main%20workflow/badge.svg?branch=master)](https://github.com/starship/starship/actions)
* [ynqa/promkit](https://github.com/ynqa/promkit) [[promkit](https://crates.io/crates/promkit)] — A toolkit for building interactive command-line tools [![Build status](https://github.com/ynqa/promkit/workflows/promkit/badge.svg?branch=master)](https://github.com/ynqa/promkit/actions)
* [console-rs/dialoguer](https://github.com/console-rs/dialoguer) [[dialoguer](https://crates.io/crates/dialoguer)] — A rust library for command line prompts and similar things.
* [mackwic/colored](https://github.com/mackwic/colored) [[colored](https://crates.io/crates/colored)] — Coloring terminal so simple, you already know how to do it!
* [ogham/rust-ansi-term](https://github.com/ogham/rust-ansi-term) [[ansi_term](https://crates.io/crates/ansi_term)] — control colours and formatting on ANSI terminals
* [SergioBenitez/yansi](https://github.com/SergioBenitez/yansi) [[yansi](https://crates.io/crates/yansi)] — A dead simple ANSI terminal color painting library
* [fdehau/tui-rs](https://github.com/fdehau/tui-rs) [[tui](https://crates.io/crates/tui)] — A TUI library inspired by [blessed-contrib](https://github.com/yaronn/blessed-contrib) and [termui](https://github.com/gizak/termui)
* [ihalila/pancurses](https://github.com/ihalila/pancurses) [[pancurses](https://crates.io/crates/pancurses)] — curses library, supports linux and windows
* [ogham/rust-term-grid](https://github.com/ogham/rust-term-grid) [[term_grid](https://crates.io/crates/term_grid)] — Rust library for putting things in a grid
* [redox-os/termion](https://github.com/redox-os/termion) [[termion](https://crates.io/crates/termion)] — bindless library for controlling terminals/TTY
* [zopfli](https://github.com/zopfli-rs/zopfli) [[zopfli](https://crates.io/crates/zopfli)] — implementation of the Zopfli compression algorithm for higher quality deflate or zlib compression
* [autumnai/collenchyma](https://github.com/autumnai/collenchyma) — An extensible, pluggable, backend-agnostic framework for parallel, high-performance computations on CUDA, OpenCL and common host CPU.
* [mehcode/config-rs](https://github.com/mehcode/config-rs) [[config](https://crates.io/crates/config)] — Layered configuration system for Rust applications (with strong support for 12-factor applications).
* [softprops/envy](https://github.com/softprops/envy) - deserialize env vars into typesafe structs [![Main](https://github.com/softprops/envy/actions/workflows/main.yml/badge.svg)](https://github.com/softprops/envy/actions/workflows/main.yml)
* [conradkleinespel/rooster](https://github.com/conradkleinespel/rooster) [[rooster](https://crates.io/crates/rooster)] — Simple password manager to use in your terminal
* [cossacklabs/themis](https://github.com/cossacklabs/themis) [[themis](https://crates.io/crates/themis)] — a high-level cryptographic library for solving typical data security tasks, best fit for multi-platform apps. [![build badge](https://circleci.com/gh/cossacklabs/themis/tree/master.svg?style=shield)](https://app.circleci.com/pipelines/github/cossacklabs/themis)
* [facebook/opaque-ke](https://github.com/facebook/opaque-ke) — Pure Rust implementation of the recent [OPAQUE](https://datatracker.ietf.org/doc/draft-krawczyk-cfrg-opaque/) password-authenticated key exchange. [![build badge](https://github.com/facebook/opaque-ke/workflows/Rust%20CI/badge.svg?branch=master)](https://github.com/facebook/opaque-ke)
* [orion-rs/orion](https://github.com/orion-rs/orion) — This library aims to provide easy and usable crypto. 'Usable' meaning exposing high-level API's that are easy to use and hard to misuse. [![Tests](https://github.com/orion-rs/orion/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/orion-rs/orion/actions/workflows/test.yml)
* [racum/rust-djangohashers](https://github.com/racum/rust-djangohashers) [[djangohashers](https://crates.io/crates/djangohashers)] — A Rust port of the password primitives used in the Django Project. It doesn't require Django, only hashes and validates passwords according to its style.
* [RustCrypto/hashes](https://github.com/RustCrypto/hashes) — Collection of cryptographic hash functions written in pure Rust
* [becheran/grid](https://github.com/becheran/grid) [[grid](https://crates.io/crates/grid)] — Provide a two dimensional data structure for rust that is easy to use and fast. [![build status](https://github.com/becheran/grid/actions/workflows/rust.yml/badge.svg)](https://github.com/becheran/grid/actions)
* [danielpclark/array_tool](https://github.com/danielpclark/array_tool) — Array helpers for Rust. Some of the most common methods you would use on Arrays made available on Vectors. Polymorphic implementations for handling most of your use cases.
* [fizyk20/generic-array](https://github.com/fizyk20/generic-array) – a hack to allow for arrays sized by typenums
* [garro95/priority-queue](https://github.com/garro95/priority-queue)[[priority-queue](https://crates.io/crates/priority-queue)] — A priority queue that implements priority changes.
* [tnballo/scapegoat](https://github.com/tnballo/scapegoat) [[scapegoat](https://crates.io/crates/scapegoat)] — Safe, fallible, stack-only alternative to `BTreeSet` and `BTreeMap`. [![GitHub Actions](https://github.com/tnballo/scapegoat/workflows/test/badge.svg?branch=master)](https://github.com/tnballo/scapegoat/actions)
* [xfix/enum-map](https://github.com/xfix/enum-map) [[enum-map](https://crates.io/crates/enum-map)] — An optimized map implementation for enums using an array to store values.
* [yamafaktory/hypergraph](https://github.com/yamafaktory/hypergraph) [[hypergraph](https://crates.io/crates/hypergraph)] — Hypergraph is a data structure library to generate directed hypergraphs. [![ci](https://github.com/yamafaktory/hypergraph/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/yamafaktory/hypergraph/actions/workflows/ci.yml)
### Data visualization
* [djduque/pgfplots](https://github.com/djduque/pgfplots) [[pgfplots](https://crates.io/crates/pgfplots)] — A Rust library to generate publication-quality figures. [![build](https://github.com/DJDuque/pgfplots/actions/workflows/rust.yml/badge.svg)](https://github.com/DJDuque/pgfplots/actions/workflows/rust.yml)
* [igiagkiozis/plotly](https://github.com/igiagkiozis/plotly) — Plotly for Rust.
* [mazznoer/colorgrad-rs](https://github.com/mazznoer/colorgrad-rs) [[colorgrad](https://crates.io/crates/colorgrad)] — Rust color scales library for data visualization, charts, games, maps, generative art and others.
* [rerun](https://github.com/rerun-io/rerun) — [[rerun](https://crates.io/crates/rerun)] — An SDK for logging computer vision and robotics data (tensors, point clouds, etc) paired with a visualizer for exploring that data over time.
* [softprops/dynomite](https://github.com/softprops/dynomite) - A library for strongly-typed and convenient interaction with `rusoto_dynamodb` [![build badge](https://github.com/softprops/dynomite/workflows/Main/badge.svg?branch=master)](https://github.com/softprops/dynomite/actions)
* [benashford/rs-es](https://github.com/benashford/rs-es) [[rs-es](https://crates.io/crates/rs-es)] — A Rust client for the [Elastic](https://www.elastic.co/) REST API
* [elastic-rs/elastic](https://github.com/elastic-rs/elastic) [[elastic](https://crates.io/crates/elastic)] — elastic is an efficient, modular API client for Elasticsearch written in Rust [![build badge](https://ci.appveyor.com/api/projects/status/csa78tcumdpnbur2?svg=true)](https://ci.appveyor.com/project/KodrAus/elastic)
* [lodrem/etcd-rs](https://github.com/lodrem/etcd-rs) — An asynchronous etcd client for rust [![CI](https://github.com/lodrem/etcd-rs/actions/workflows/ci.yml/badge.svg)](https://github.com/lodrem/etcd-rs/actions/workflows/ci.yml)
* [PoloDB](https://github.com/PoloDB/PoloDB) - An embedded JSON-based database has API similar to MongoDB. ![GitHub Workflow Status](https://img.shields.io/github/actions/workflow/status/PoloDB/PoloDB/rust.yml)
* [aembke/fred](https://github.com/aembke/fred.rs) [[fred](https://crates.io/crates/fred)] - A high level async [Redis](https://redis.io/) client for Rust with Tokio. [![CircleCI](https://circleci.com/gh/aembke/fred.rs/tree/main.svg?style=svg)]([https://circleci.com/gh/aembke/fred.rs/tree/main](https://app.circleci.com/pipelines/github/aembke/fred.rs?branch=main))
* [bonifaido/rust-zookeeper](https://github.com/bonifaido/rust-zookeeper) [[zookeeper](https://crates.io/crates/zookeeper)] — A client library for Apache ZooKeeper.
* [krojew/rust-zookeeper](https://github.com/krojew/rust-zookeeper) [[zookeeper-async](https://crates.io/crates/zookeeper-async)] - Async Zookeeper client written 100% in Rust, based on tokio. ![build status](https://github.com/krojew/rust-zookeeper/actions/workflows/rust.yml/badge.svg)
* [Brendonovich/prisma-client-rust](https://github.com/Brendonovich/prisma-client-rust) — An autogenerated query builder that provides simple and fully type-safe database access using the Prisma ecosystem. [![Test Status](https://img.shields.io/github/workflow/status/Brendonovich/prisma-client-rust/CI?label=tests&style=flat-square)](https://github.com/Brendonovich/prisma-client-rust/actions)
* [launchbadge/sqlx](https://github.com/launchbadge/sqlx) - async PostgreSQL/MySQL/SQLite connection pool with strong typing support [![build badge](https://img.shields.io/github/workflow/status/launchbadge/sqlx/Rust/master?style=flat-square)](https://github.com/launchbadge/sqlx)
* [AgilData/mysql-proxy-rs](https://github.com/AgilData/mysql-proxy-rs) — A MySQL Proxy [![CircleCI](https://circleci.com/gh/AgilData/mysql-proxy-rs/tree/master.svg?style=svg)](https://app.circleci.com/pipelines/github/AgilData/mysql-proxy-rs?branch=master)
* [blackbeam/mysql_async](https://github.com/blackbeam/mysql_async) [[mysql_async](https://crates.io/crates/mysql_async)] — asyncronous Rust Mysql driver based on Tokio. [![CircleCI](https://circleci.com/gh/blackbeam/mysql_async/tree/master.svg?style=shield)](https://app.circleci.com/pipelines/github/blackbeam/mysql_async?branch=master)
* [Mnwa/ms](https://github.com/Mnwa/ms) [[ms-converter](https://crates.io/crates/ms-converter)] — it's a library for converting human-like times to milliseconds [![build badge](https://github.com/Mnwa/ms/workflows/build/badge.svg?branch=master)](https://github.com/Mnwa/ms/actions?query=workflow%3Abuild)
* [gklijs/schema_registry_converter](https://github.com/gklijs/schema_registry_converter) [[schema_registry_converter](https://crates.io/crates/schema_registry_converter)] — to integrate with [confluent schema registry](https://www.confluent.io/product/confluent-platform/data-compatibility/)
* [serverlesstechnology/cqrs](https://github.com/serverlesstechnology/cqrs) [[cqrs-es](https://crates.io/crates/cqrs-es)] — A framework for CQRS and event sourcing with [user guide](https://doc.rust-cqrs.org/)
* [lettre/lettre](https://github.com/lettre/lettre) — an SMTP-library for Rust [![CI](https://github.com/lettre/lettre/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/lettre/lettre/actions/workflows/test.yml)
* [stalwartlabs/mail-parser](https://github.com/stalwartlabs/mail-parser) [[mail-parser](https://crates.io/crates/mail-parser)] - A fast and robust e-mail parsing library with full MIME support [![build badge](https://github.com/stalwartlabs/mail-parser/actions/workflows/rust.yml/badge.svg)](https://github.com/stalwartlabs/mail-parser/actions/workflows/rust.yml)
* [stalwartlabs/mail-send](https://github.com/stalwartlabs/mail-send) [[mail-send](https://crates.io/crates/mail-send)] - E-mail builder and SMTP client library with DKIM support [![build badge](https://github.com/stalwartlabs/mail-send/actions/workflows/rust.yml/badge.svg)](https://github.com/stalwartlabs/mail-send/actions/workflows/rust.yml)
* [bincode-org/bincode](https://github.com/bincode-org/bincode) — A binary encoder/decoder in Rust [![CI](https://github.com/bincode-org/bincode/actions/workflows/rust.yml/badge.svg?branch=trunk)](https://github.com/bincode-org/bincode/actions/workflows/rust.yml)
* [jamesmunns/postcard](https://github.com/jamesmunns/postcard) [[postcard](https://crates.io/crates/postcard)] — Postcard is a #![no_std] focused serializer and deserializer for Serde.
* [hsivonen/encoding_rs](https://github.com/hsivonen/encoding_rs) [[encoding_rs](https://crates.io/crates/encoding_rs)] — A Gecko-oriented implementation of the Encoding Standard in Rust
* [naomijub/edn-rs](https://github.com/naomijub/edn-rs) [[edn-rs](https://crates.io/crates/edn-rs)] — crate to parse and emit EDN format into Rust types.
* [pikkr/pikkr](https://github.com/pikkr/pikkr) [[pikkr](https://crates.io/crates/pikkr)] — JSON parser which picks up values directly without performing tokenization in Rust
* [serde-rs/json](https://github.com/serde-rs/json) [[serde\_json](https://crates.io/crates/serde_json)] — JSON support for [Serde](https://github.com/serde-rs/serde) framework
* [simd-lite/simd-json](https://github.com/simd-lite/simd-json) [[simd-json](https://crates.io/crates/simd-json)] — High performance JSON parser based on a port of simdjson
* [georust/netcdf](https://github.com/georust/netcdf) [[netcdf](https://crates.io/crates/netcdf)] — Medium-level netCDF bindings for Rust, allowing easy reading and writing of array-like structures to a file.
* [jcreekmore/pem-rs](https://github.com/jcreekmore/pem-rs) [[pem](https://crates.io/crates/pem)] — A Rust based way to parse and encode PEM-encoded data
* [vityafx/serde-aux](https://github.com/vityafx/serde-aux/) - additional tools for using with the serde library. [![CI](https://github.com/vityafx/serde-aux/actions/workflows/ci.yml/badge.svg)](https://github.com/vityafx/serde-aux/actions/workflows/ci.yml) [![Crates badge](https://img.shields.io/crates/v/serde-aux.svg)](https://crates.io/crates/serde-aux)
* [tamasfe/taplo](https://github.com/tamasfe/taplo) [[taplo](https://crates.io/crates/taplo)] — A TOML toolkit written in Rust [![CI](https://github.com/tamasfe/taplo/workflows/Continuous%20integration/badge.svg)](https://github.com/tamasfe/taplo/actions?query=workflow%3A%22Continuous+integration%22)
* [dtolnay/serde-yaml](https://github.com/dtolnay/serde-yaml) [[serde\_yaml](https://crates.io/crates/serde_yaml)] — YAML support for [Serde](https://github.com/serde-rs/serde) framework [![build](https://img.shields.io/github/workflow/status/dtolnay/serde-yaml/CI/master)](https://github.com/dtolnay/serde-yaml/actions?query=branch%3Amaster)
* [ParthJadhav/Rust_Search](https://github.com/ParthJadhav/Rust_Search) [[rust_search](https://crates.io/crates/rust_search)] - Blazingly fast file search library built in Rust.
* [pop-os/dbus-udisks2](https://github.com/pop-os/dbus-udisks2) [[dbus-udisks2](https://crates.io/crates/dbus-udisks2)] - UDisks2 DBus API
* [pop-os/sys-mount](https://github.com/pop-os/sys-mount) [[sys-mount](https://crates.io/crates/sys-mount)] — High level abstraction for the `mount` / `umount2` system calls.
* [vityafx/challonge-rs](https://github.com/vityafx/challonge-rs) [[challonge](https://crates.io/crates/challonge)] — Client library for the Challonge REST API. Helps to organize tournaments. [![CI](https://github.com/vityafx/challonge-rs/actions/workflows/ci.yml/badge.svg)](https://github.com/vityafx/challonge-rs/actions/workflows/ci.yml)
* [legion](https://github.com/amethyst/legion) — A feature rich high performance ECS library with minimal boilerplate [![build badge](https://github.com/amethyst/legion/workflows/CI/badge.svg?branch=master)](https://github.com/amethyst/legion/actions)
* [Bevy](https://github.com/bevyengine/bevy) is a refreshingly simple data-driven game engine built in Rust. - [![Crates.io](https://img.shields.io/crates/v/bevy.svg)](https://crates.io/crates/bevy)
* [Fyrox](https://fyrox.rs/) — Rust Game engine 3D [![Crates.io](https://img.shields.io/crates/v/fyrox.svg)](https://crates.io/crates/fyrox) [![license](https://img.shields.io/crates/l/fyrox.svg)](https://github.com/FyroxEngine/Fyrox/blob/master/LICENSE.md) [![Crates.io](https://img.shields.io/crates/d/fyrox.svg)](https://crates.io/crates/fyrox)
* [ggez](https://github.com/ggez/ggez) — A lightweight game framework for making 2D games with minimum friction - [![Crates.io](https://img.shields.io/crates/v/ggez.svg)](https://crates.io/crates/ggez) [![license](https://img.shields.io/badge/license-MIT-blue.svg)](https://github.com/ggez/ggez/blob/master/LICENSE) [![Crates.io](https://img.shields.io/crates/d/ggez.svg)](https://crates.io/crates/ggez)
* [Kiss3d](http://kiss3d.org) — A Keep It Simple, Stupid 3d graphics engine written with Rust [![Crates.io](https://img.shields.io/crates/d/kiss3d.svg)](https://crates.io/crates/kiss3d)
* [godot-rust/gdnative](https://github.com/godot-rust/gdnative) [[gdnative](https://crates.io/crates/gdnative)] - Rust bindings to the Godot game engine [![CI](https://github.com/godot-rust/gdnative/actions/workflows/full-ci.yml/badge.svg)](https://github.com/godot-rust/gdnative/actions/workflows/full-ci.yml)
* [atomflunder/skillratings](https://github.com/atomflunder/skillratings) [[skillratings](https://crates.io/crates/skillratings)] - Collection of skill rating algorithms for multiplayer games like Elo, Glicko-2, TrueSkill etc. [![crates.io badge](https://img.shields.io/crates/v/skillratings)](https://crates.io/crates/skillratings) [![CI](https://github.com/atomflunder/skillratings/actions/workflows/ci.yml/badge.svg)](https://github.com/atomflunder/skillratings/actions/workflows/ci.yml)
* [VictoremWinbringer/Victorem](https://github.com/VictoremWinbringer/Victorem) [[Victorem](https://crates.io/crates/Victorem)] — Easy UDP Game Server and UDP Client framework for creating simple 2D and 3D online game prototype
* [rust-reverse-geocoder](https://github.com/gx0r/rrgeo) — A fast, offline reverse geocoder in Rust, inspired by [thampiman/reverse-geocoder](https://github.com/thampiman/reverse-geocoder)
* [petgraph/petgraph](https://github.com/petgraph/petgraph) - Graph data structure library for Rust. [![graph CI status](https://github.com/petgraph/petgraph/workflows/Continuous%20integration/badge.svg?branch=master)](https://github.com/petgraph/petgraph/actions/workflows/ci.yml)
* [s1ck/graph](https://github.com/s1ck/graph) - A library for high-performant graph algorithms [![graph CI status](https://img.shields.io/github/workflow/status/s1ck/graph/CI/main?label=CI)](https://github.com/s1ck/graph/actions/workflows/rust.yml)
* [DioxusLabs/dioxus](https://github.com/dioxuslabs/dioxus) - a portable, performant, and ergonomic framework for building cross-platform user interfaces in Rust. ![rust ci](https://github.com/dioxuslabs/dioxus/actions/workflows/main.yml/badge.svg)
* [emilk/egui](https://github.com/emilk/egui) - Simple, fast, and highly portable immediate mode GUI library for Rust. egui runs on the web, natively, and in your favorite game engine. [![Build Status](https://github.com/emilk/egui/workflows/CI/badge.svg)](https://github.com/emilk/egui/actions?workflow=CI)
* [emoon/rust_minifb](https://github.com/emoon/rust_minifb) — minifb is a cross-platform window setup with optional bitmap rendering. It also comes with easy mouse and keyboard input. Primarily designed for prototyping
* [fschutt/azul](https://github.com/fschutt/azul) — A free, functional, IMGUI-oriented GUI framework for rapid development of desktop applications written in Rust, supported by the Mozilla WebRender rendering engine.
* [iced-rs/iced](https://github.com/iced-rs/iced) [[iced](https://crates.io/crates/iced)] — A cross-platform GUI library for Rust focused on simplicity and type-safety. Inspired by Elm.
* [Kiss-ui](https://github.com/KISS-UI/kiss-ui) — A simple UI framework built on IUP
* [ivanceras/sauron-native](https://github.com/ivanceras/sauron-native) - A truly native and cross platform GUI library. One unified code can be run as native GUI, Html Web and TUI.
* [OrbTk](https://github.com/redox-os/orbtk) — The Orbital Widget Toolkit is a multi platform (G)UI toolkit using SDL2 [![Build and test](https://github.com/redox-os/orbtk/workflows/build/badge.svg?branch=develop)](https://github.com/redox-os/orbtk/actions)
* [slint-ui/slint](https://github.com/slint-ui/slint) [[slint](https://crates.io/crates/slint)] — [Slint](https://slint-ui.com) is a toolkit to efficiently develop fluid graphical user interfaces for embedded devices and desktop applications. [![Build Status](https://github.com/slint-ui/slint/workflows/CI/badge.svg?branch=master)](https://github.com/slint-ui/slint/actions?query=workflow%3ACI)
* [tauri-apps/tauri](https://github.com/tauri-apps/tauri) — Build smaller, faster, and more secure desktop applications with a web frontend, powered by [WRY](https://github.com/tauri-apps/wry). [![test library](https://img.shields.io/github/workflow/status/tauri-apps/tauri/test%20library?label=test%20library)](https://github.com/tauri-apps/tauri/actions?query=workflow%3A%22test+library%22)
* [xilem](https://github.com/linebender/xilem) — Successor of the data-first Rust-native UI design toolkit [druid](https://github.com/linebender/druid).
* [rust-cv/cv](https://github.com/rust-cv/cv) — Rust CV is a project to implement computer vision algorithms, abstractions, and systems in Rust. #[no_std] is supported where possible. ![build badge](https://github.com/rust-cv/cv/workflows/tests/badge.svg)
* [jesusprubio/leg](https://github.com/jesusprubio/leg) — Elegant print for lazy devs. Make your CLIs nicer with minimal effort. [![Build Status](https://github.com/jesusprubio/leg/workflows/CI/badge.svg)](https://github.com/jesusprubio/leg/actions/workflows/ci.yml)
* [tokio-rs/tracing](https://github.com/tokio-rs/tracing) — An application level tracing framework for async-aware structured logging, error handling, metrics, and more [![Build Status](https://github.com/tokio-rs/tracing/workflows/CI/badge.svg?branch=master)](https://github.com/tokio-rs/tracing/actions?query=workflow%3ACI)
* [Linq-in-Rust](https://github.com/StardustDL/Linq-in-Rust) - Macro and methods for C#-LINQ-like expressions. [![CI](https://github.com/StardustDL/Linq-in-Rust/workflows/CI/badge.svg?branch=master)](https://github.com/StardustDL/Linq-in-Rust/actions?query=workflow%3ACI)
* [ivanschuetz/rust_android_ios](https://github.com/ivanschuetz/rust_android_ios) — An example of using a shared Rust lib for Android and iOS using rust-swig and cbindgen respectively.
* [TimNN/cargo-lipo](https://github.com/TimNN/cargo-lipo) — A cargo lipo subcommand which automatically creates a universal library for use with your iOS application.
* [Covertness/coap-rs](https://github.com/Covertness/coap-rs) — A [Constrained Application Protocol(CoAP)](https://datatracker.ietf.org/doc/html/rfc7252) library for Rust.
* [mattnenterprise/rust-ftp](https://github.com/mattnenterprise/rust-ftp) — an [FTP](https://en.wikipedia.org/wiki/File_Transfer_Protocol) client for Rust
* [hyperium/tonic](https://github.com/hyperium/tonic) — A native gRPC client & server implementation with async/await support [![Crates.io](https://img.shields.io/crates/v/tonic)](https://crates.io/crates/tonic)
* [Hurl](https://github.com/Orange-OpenSource/hurl) — Run and test HTTP requests with plain text and libcurl [![CI](https://github.com/Orange-OpenSource/hurl/workflows/CI/badge.svg)](https://github.com/Orange-OpenSource/hurl/actions)
* [jesusprubio/online](https://github.com/jesusprubio/online) — Library to check your Internet connectivity [![CI](https://github.com/jesusprubio/online/actions/workflows/ci.yml/badge.svg)](https://github.com/jesusprubio/online/actions/workflows/ci.yml)
* [libpnet/libpnet](https://github.com/libpnet/libpnet) — A cross-platform, low level networking
* [smoltcp-rs/smoltcp](https://github.com/smoltcp-rs/smoltcp) — A standalone, event-driven TCP/IP stack that is designed for bare-metal, real-time systems
* [tokio-rs/tokio](https://github.com/tokio-rs/tokio) — A network application framework for rapid development and highly scalable production deployments of clients and servers.
* [bytebeamio/rumqtt](https://github.com/bytebeamio/rumqtt) - A library for developers to build applications that communicate with the [MQTT protocol](https://mqtt.org) over TCP and WebSockets, with or without TLS. [![Build and Test](https://github.com/bytebeamio/rumqtt/actions/workflows/build.yml/badge.svg)](https://github.com/bytebeamio/rumqtt/actions/workflows/build.yml)
* [mattnenterprise/rust-nntp](https://github.com/mattnenterprise/rust-nntp) [[nntp](https://crates.io/crates/nntp)] — an [NNTP](https://en.wikipedia.org/wiki/Network_News_Transfer_Protocol) client for Rust
* [mattnenterprise/rust-pop3](https://github.com/mattnenterprise/rust-pop3) [[pop3](https://crates.io/crates/pop3)] — A [POP3](https://en.wikipedia.org/wiki/Post_Office_Protocol) client for Rust
* [cloudflare/quiche](https://github.com/cloudflare/quiche) — cloudflare implementation of the QUIC transport protocol and HTTP/3 ![build](https://img.shields.io/github/workflow/status/cloudflare/quiche/Stable)
* [ENQT-GmbH/remoc](https://github.com/ENQT-GmbH/remoc) [[remoc](https://crates.io/crates/remoc)] - Remoc provides channels (broadcast, mpsc, oneshot, watch) similar to Tokio's and trait calling over any remote transport. [![build badge](https://github.com/ENQT-GmbH/remoc/actions/workflows/rust.yml/badge.svg?branch=master)](https://github.com/ENQT-GmbH/remoc/actions/workflows/rust.yml)
* [1c3t3a/rust-socketio](https://github.com/1c3t3a/rust-socketio) [[rust_socketio](https://crates.io/crates/rust_socketio)] — an implementation of a [socket.io](https://socket.io) client written in Rust. [![build badge](https://github.com/1c3t3a/rust-socketio/actions/workflows/build.yml/badge.svg)](https://github.com/1c3t3a/rust-socketio/actions/workflows/build.yml)
* [Thrussh](https://pijul.org/thrussh) [[thrussh](https://crates.io/crates/thrussh)] — an SSH library written from scratch in Rust, backed by [libsodium](https://doc.libsodium.org/)
* [zslayton/stomp-rs](https://github.com/zslayton/stomp-rs) — A [STOMP 1.2](http://stomp.github.io/stomp-specification-1.2.html) client implementation in Rust
* [comex/rust-shlex](https://github.com/comex/rust-shlex) [[shlex](https://crates.io/crates/shlex)] — Split a string into shell words, like Python's shlex. [![build badge](https://github.com/comex/rust-shlex/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/comex/rust-shlex/actions/workflows/test.yml)
* [freestrings/jsonpath](https://github.com/freestrings/jsonpath) — [JsonPath](https://goessner.net/articles/JsonPath/) engine written in Rust. Webassembly and Javascript support too
* [replicadse/wavefront_rs](https://github.com/replicadse/wavefront_rs) — A parser for the Wavefront OBJ format. [![crates.io](https://img.shields.io/crates/v/wavefront_rs.svg)](https://crates.io/crates/wavefront_rs) [![crates.io](https://img.shields.io/crates/d/wavefront_rs?label=crates.io%20downloads)](https://crates.io/crates/wavefront_rs) [![build badge](https://github.com/replicadse/wavefront_rs/workflows/pipeline/badge.svg?branch=master)](https://github.com/replicadse/wavefront_rs/actions)
* [s-panferov/queryst](https://github.com/s-panferov/queryst) — A query string parsing library for Rust inspired by [gs](https://github.com/ljharb/qs#readme)
* [serialport/serialport-rs](https://github.com/serialport/serialport-rs) [[serialport](https://crates.io/crates/serialport)] — A cross-platform library that provides access to a serial port
* [retep998/winapi-rs](https://github.com/retep998/winapi-rs) — Windows API bindings [![Rust](https://github.com/retep998/winapi-rs/actions/workflows/rust.yml/badge.svg?branch=dev)](https://github.com/retep998/winapi-rs/actions/workflows/rust.yml)
* [KusionStack/KCLVM](https://github.com/KusionStack/KCLVM) - A constraint-based record & functional language mainly used in configuration and policy scenarios.
* [murarth/ketos](https://github.com/murarth/ketos) — A Lisp dialect functional programming language serving as a scripting and extension language for rust
* [rhaiscript/rhai](https://github.com/rhaiscript/rhai) — A tiny and fast embedded scripting language resembling a combination of JavaScript and Rust [![build badge](https://github.com/rhaiscript/rhai/workflows/Build/badge.svg)](https://github.com/rhaiscript/rhai/actions)
* [rune-rs/rune](https://github.com/rune-rs/rune) — An embeddable dynamic programming language for Rust
* [nyx-space](https://crates.io/crates/nyx-space) - High fidelity, fast, reliable and validated astrodynamical toolkit library, used for spacecraft mission design and orbit determination [![Build Status](https://gitlab.com/nyx-space/nyx/badges/master/pipeline.svg)](https://gitlab.com/nyx-space/nyx/-/pipelines)
* [ardaku/whoami](https://github.com/ardaku/whoami) [[whoami](https://crates.io/crates/whoami)] — Rust crate to get the current user and environment. [![build badge](https://github.com/ardaku/whoami/actions/workflows/ci.yml/badge.svg?branch=stable)](https://github.com/ardaku/whoami/actions/workflows/ci.yml)
* [GuillaumeGomez/sysinfo](https://github.com/GuillaumeGomez/sysinfo) [[sysinfo](https://crates.io/crates/sysinfo)] — Cross-platform library to fetch system information [![build badge](https://github.com/GuillaumeGomez/sysinfo/actions/workflows/CI.yml/badge.svg?branch=master)](https://github.com/GuillaumeGomez/sysinfo/actions/workflows/CI.yml)
* [Phate6660/nixinfo](https://github.com/Phate6660/nixinfo) [[nixinfo](https://crates.io/crates/nixinfo)] — A lib crate for gathering system info such as cpu, distro, environment, kernel, etc.
* [sorairolake/sysexits-rs](https://github.com/sorairolake/sysexits-rs) [[sysexits](https://crates.io/crates/sysexits)] — The system exit codes as defined by [`<sysexits.h>`](https://man.openbsd.org/sysexits). [![CI](https://github.com/sorairolake/sysexits-rs/workflows/CI/badge.svg?branch=develop)](https://github.com/sorairolake/sysexits-rs/actions?query=workflow%3ACI)
* [Keats/tera](https://github.com/Keats/tera) — template engine based on Jinja2 and the Django template language. [![Actions Status](https://github.com/Keats/tera/workflows/ci/badge.svg?branch=master)](https://github.com/Keats/tera/actions)
* [cpc](https://github.com/probablykasper/cpc) - Parses and calculates strings of math with support for units and unit conversion, from `1+2` to `1% of round(1 lightyear / 14!s to km/h)`.
* [fancy-regex/fancy-regex](https://github.com/fancy-regex/fancy-regex) [[fancy-regex](https://crates.io/crates/fancy-regex)] - Regular expressions implementation designed to support a relatively rich set of features such as look-around and backtracking. [![crates](https://img.shields.io/crates/v/fancy-regex.svg)](https://crates.io/crates/fancy-regex) [![build badge](https://github.com/fancy-regex/fancy-regex/workflows/ci/badge.svg)](https://github.com/fancy-regex/fancy-regex/actions/workflows/ci.yml)
* [mgeisler/textwrap](https://github.com/mgeisler/textwrap) [[textwrap](https://crates.io/crates/textwrap)] — Word wrap text (with support for hyphenation)
* [null8626/decancer](https://github.com/null8626/decancer) [[decancer](https://crates.io/crates/decancer)] — A tiny package that removes common unicode confusables/homoglyphs from strings. [![crates](https://img.shields.io/crates/v/decancer.svg)](https://crates.io/crates/decancer) [![build badge](https://github.com/null8626/decancer/workflows/CI/badge.svg)](https://github.com/null8626/decancer/actions/workflows/CI.yml)
* [ps1dr3x/easy_reader](https://github.com/ps1dr3x/easy_reader) — A reader that allows forwards, backwards and random navigations through the lines of huge files without consuming iterators
* [pwoolcoc/ngrams](https://github.com/pwoolcoc/ngrams) [[ngrams](https://crates.io/crates/ngrams)] — Construct [n-grams](https://en.wikipedia.org/wiki/N-gram) from arbitrary iterators
* [andylokandy/simsearch-rs](https://github.com/andylokandy/simsearch-rs) [[simsearch](https://crates.io/crates/simsearch)] — A simple and lightweight fuzzy search engine that works in memory, searching for similar strings
* [tantivy](https://github.com/quickwit-oss/tantivy) [[tantivy](https://crates.io/crates/tantivy)] — A horse-speed full-text search engine library written in Rust. [![Build Status](https://github.com/quickwit-oss/tantivy/actions/workflows/test.yml/badge.svg)](https://github.com/quickwit-oss/tantivy/actions/workflows/test.yml)
* [ffmpeg-sidecar](https://github.com/nathanbabcock/ffmpeg-sidecar) — Wrap a standalone FFmpeg binary in an intuitive Iterator interface. [![Build Status](https://github.com/nathanbabcock/ffmpeg-sidecar/actions/workflows/rust.yml/badge.svg)](https://github.com/nathanbabcock/ffmpeg-sidecar/actions/workflows/rust.yml)
* [bytecodealliance/wasmtime](https://github.com/bytecodealliance/wasmtime) — A standalone runtime for WebAssembly [![Build Status](https://github.com/bytecodealliance/wasmtime/workflows/CI/badge.svg)](https://github.com/bytecodealliance/wasmtime/actions?query=workflow%3ACI)
* [chromium/chromiumos/platform/crosvm](https://chromium.googlesource.com/chromiumos/platform/crosvm/) CrOSVM — Enables Chrome OS to run Linux apps inside a fast, secure virtualized environment
* [leptos](https://github.com/leptos-rs/leptos) — Leptos is a full-stack, isomorphic Rust web framework leveraging fine-grained reactivity to build declarative user interfaces.[![crate](https://img.shields.io/crates/v/create-rust-app.svg)](https://crates.io/crates/leptos)
* [async-graphql](https://github.com/async-graphql/async-graphql) - A GraphQL server library implemented in Rust [![Build Status](https://dev.azure.com/graphql-rust/GraphQL%20Rust/_apis/build/status/graphql-rust.juniper)](https://dev.azure.com/graphql-rust/GraphQL%20Rust/_build/latest?definitionId=1)
* [DoumanAsh/yukikaze](https://gitlab.com/Douman/yukikaze) [[yukikaze](https://crates.io/crates/yukikaze)] — Beautiful and elegant Yukikaze is little HTTP client library based on hyper. [![build badge](https://gitlab.com/Douman/yukikaze/badges/master/pipeline.svg)](https://gitlab.com/Douman/yukikaze)
* [branca](https://crates.io/crates/branca) — A Pure Rust implementation of Branca for Authenticated and Encrypted API tokens.
* [carllerche/tower-web](https://github.com/carllerche/tower-web) [[tower-web](https://crates.io/crates/tower-web)] — A fast, boilerplate free, web framework for Rust
* [danclive/sincere](https://github.com/danclive/sincere) — A micro web framework for Rust(stable) based on hyper and multithreading.
* [GildedHonour/frank_jwt](https://github.com/GildedHonour/frank_jwt) — JSON Web Token implementation in Rust.
* [Gotham](https://github.com/gotham-rs/gotham) — A flexible web framework that does not sacrifice safety, security or speed.
* [Graphul](https://github.com/graphul-rs/graphul) — An Express-inspired web framework written in Rust. [![crate](https://img.shields.io/crates/v/create-rust-app.svg)](https://crates.io/crates/graphul)
* [poem-web/poem](https://github.com/poem-web/poem) - A full-featured and easy-to-use web framework with the Rust programming language. [![CI](https://github.com/poem-web/poem/actions/workflows/ci.yml/badge.svg)](https://github.com/poem-web/poem/actions/workflows/ci.yml)
* [Rocket](https://github.com/SergioBenitez/Rocket) — Rocket is web framework for Rust (nightly) with a focus on ease-of-use, expressability, and speed
* [Rustless](https://github.com/rustless/rustless) — A REST-like API micro-framework inspired by [Grape](https://github.com/ruby-grape/grape) and [Hyper](https://github.com/hyperium/hyper)
* [Salvo](https://github.com/salvo-rs/salvo) — an easy to use webframework base on hyper and tokio. [![build build](https://github.com/salvo-rs/salvo/workflows/CI%20(Linux)/badge.svg?branch=master&event=push)](https://github.com/salvo-rs/salvo/actions)
* [seanmonstar/warp](https://github.com/seanmonstar/warp) — A super-easy, composable, web server framework for warp speeds. [![crate](https://img.shields.io/crates/v/create-rust-app.svg)](https://crates.io/crates/warp)
* [tokio/axum](https://github.com/tokio-rs/axum) - Ergonomic and modular web framework built with Tokio, Tower, and Hyper [![Build badge](https://github.com/tokio-rs/axum/actions/workflows/CI.yml/badge.svg?branch=main)](https://github.com/tokio-rs/axum/actions/workflows/CI.yml)
* [causal-agent/scraper](https://github.com/causal-agent/scraper) [[scraper](https://crates.io/crates/scraper)] - HTML parsing and querying with CSS selectors. [![Build Status](https://github.com/causal-agent/scraper/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/causal-agent/scraper/actions)
* [hominee/dyer](https://github.com/hominee/dyer) [[dyer](https://crates.io/crates/dyer)] - dyer is designed for reliable, flexible and fast Request-Response based service, including data processing, web-crawling and so on, providing some friendly, flexible, comprehensive features without compromising speed.
* [juhaku/utoipa](https://github.com/juhaku/utoipa) - Simple, Fast, Code first and Compile time generated OpenAPI documentation for Rust [![crates.io](https://img.shields.io/crates/v/utoipa.svg?label=crates.io&color=orange&logo=rust)](https://crates.io/crates/utoipa) [![Utoipa build](https://github.com/juhaku/utoipa/actions/workflows/build.yaml/badge.svg)](https://github.com/juhaku/utoipa/actions/workflows/build.yaml)
* [osohq/oso](https://github.com/osohq/oso) [[oso](https://crates.io/crates/oso)] - A policy engine for authorization that's embedded in your application. [![Build Status](https://github.com/osohq/oso/workflows/Development/badge.svg?branch=main)](https://github.com/osohq/oso/actions?query=branch%3Amain+workflow%3ADevelopment)
* [pwoolcoc/soup](https://gitlab.com/pwoolcoc/soup) [[soup](https://crates.io/crates/soup)] — A library similar to Python's BeautifulSoup, designed to enable quick and easy manipulation and querying of HTML documents. [![Build Status](https://gitlab.com/pwoolcoc/soup/badges/master/pipeline.svg)](https://gitlab.com/pwoolcoc/soup/badges/master/pipeline.svg)
* [svix/svix-webhooks](https://github.com/svix/svix-webhooks) [[svix](https://crates.io/crates/svix)]- A library for sending webhooks and verifying signatures.
* [utkarshkukreti/select.rs](https://github.com/utkarshkukreti/select.rs) [[select](https://crates.io/crates/select)] — A library to extract useful data from HTML documents, suitable for web scraping.
* [cobalt-org/cobalt.rs](https://github.com/cobalt-org/cobalt.rs) — Static site generator written in Rust [![Build Status](https://dev.azure.com/cobalt-org/cobalt-org/_apis/build/status/cobalt.rs?branchName=master)](https://dev.azure.com/cobalt-org/cobalt-org/_build?definitionId=2)
* [FuGangqiang/mdblog.rs](https://github.com/FuGangqiang/mdblog.rs) [[mdblog](https://crates.io/crates/mdblog)] — Static site generator from markdown files.
* [getzola/zola](https://github.com/getzola/zola) [[zola](https://www.getzola.org/)] — An opinionated static site generator with everything built-in. [![Build Status](https://dev.azure.com/getzola/zola/_apis/build/status/getzola.zola?branchName=master)](https://dev.azure.com/getzola/zola/_build)
* [vityafx/urlshortener-rs](https://github.com/vityafx/urlshortener-rs) — A very simple urlshortener library for Rust. [![CI](https://github.com/vityafx/urlshortener-rs/actions/workflows/ci.yml/badge.svg)](https://github.com/vityafx/urlshortener-rs/actions/workflows/ci.yml) [![Crates badge](https://img.shields.io/crates/v/urlshortener.svg)](https://crates.io/crates/urlshortener)
* [Cloudsmith :heavy_dollar_sign:](https://cloudsmith.com/cargo-registry/) — A fully managed package management SaaS, with first-class support for public and private Cargo/Rust registries (plus many others). Has a generous free-tier and is also completely free for open-source.
* [TeXitoi/benchmarksgame-rs](https://github.com/TeXitoi/benchmarksgame-rs) — Rust implementations for the [The Computer Language Benchmarks Game](https://benchmarksgame-team.pages.debian.net/benchmarksgame/)
* [Learning systems programming with Rust](https://speakerdeck.com/jvns/learning-systems-programming-with-rust) — Presented by [Julia Evans](https://twitter.com/@b0rk) @ Rustconf 2016.
* [awesome-rust-mentors](https://rustbeginners.github.io/awesome-rust-mentors/) — A list of helpful Rust mentors willing to take mentees and educate them about Rust and programming.
* [Hands-on Rust](https://pragprog.com/titles/hwrust/hands-on-rust/) - A hands-on guide to learning Rust by making games - by [Herbert Wolverson](https://github.com/thebracket/) (paid)
* [Learning Rust With Entirely Too Many Linked Lists](https://rust-unofficial.github.io/too-many-lists/) — in-depth exploration of Rust's memory management rules, through implementing a few different types of list structures.
* [Programming Community Curated Resources for Learning Rust](https://hackr.io/tutorials/learn-rust) — A list of recommended resources voted by the programming community.
* [Rust Cookbook](https://rust-lang-nursery.github.io/rust-cookbook/) — A collection of simple examples that demonstrate good practices to accomplish common programming tasks, using the crates of the Rust ecosystem.
* [Rust in Action](https://www.manning.com/books/rust-in-action) — A hands-on guide to systems programming with Rust by [Tim McNamara](https://github.com/timClicks) (paid)
* [Rust in Motion](https://www.manning.com/livevideo/rust-in-motion?a_aid=cnichols&a_bid=6a993c2e) — A video series by [Carol Nichols](https://github.com/carols10cents) and [Jake Goulding](https://github.com/shepmaster) (paid)
* [rust-how-do-i-start](https://github.com/jondot/rust-how-do-i-start) - A repo dedicated to answering the question: "So, Rust. How do I _start_?". A beginner only hand-picked resources and learning track.
* [Rusty CS](https://github.com/AbdesamedBendjeddou/Rusty-CS) - A Computer Science Curriculum that helps practice the acquired academic knowledge in Rust
* [Take your first steps with Rust](https://learn.microsoft.com/en-us/training/paths/rust-first-steps/) - Lay the foundation of knowledge you need to build fast and effective programs in Rust.
* [Rust Servers, Services and Apps - MEAP](https://www.manning.com/books/rust-servers-services-and-apps) - Build backend servers, services, and front-ends in Rust to get fast, reliable, and maintainable applications.
* [RustViz](https://github.com/rustviz/rustviz) — generates visualizations from simple Rust programs to assist users in better understanding the Rust Lifetime and Borrowing mechanism.