Supported Go versions

Echo supports last four major releases. v5 starts from 1.16 until there is last four major releases after that.

As of version 4.0.0, Echo is available as a Go module. Therefore a Go version capable of understanding /vN suffixed imports is required:

• 1.9.7+
• 1.10.3+
• 1.16+

Any of these versions will allow you to import Echo as github.com/labstack/echo/v4 which is the recommended way of using Echo going forward.

For older versions, please use the latest v3 tag.

Feature Overview

• Optimized HTTP router which smartly prioritize routes
• Build robust and scalable RESTful APIs
• Group APIs
• Extensible middleware framework
• Define middleware at root, group or route level
• Data binding for JSON, XML and form payload
• Handy functions to send variety of HTTP responses
• Centralized HTTP error handling
• Template rendering with any template engine
• Define your format for the logger
• Highly customizable
• Automatic TLS via Let’s Encrypt
• HTTP/2 support

Guide

Installation

// go get github.com/labstack/echo/{version}
go get github.com/labstack/echo/v5

Example

package main

import (
  "github.com/labstack/echo/v5"
  "github.com/labstack/echo/v5/middleware"
  "net/http"
)

func main() {
  // Echo instance
  e := echo.New()

  // Middleware
  e.Use(middleware.Logger())
  e.Use(middleware.Recover())

  // Routes
  e.GET("/", hello)

  // Start server
  if err := e.Start(":1323"); err != http.ErrServerClosed {
    log.Fatal(err)
  }
}

// Handler
func hello(c echo.Context) error {
  return c.String(http.StatusOK, "Hello, World!")
}

Third-party middlewares

Repository	Description
github.com/labstack/echo-contrib	(by Echo team) casbin, gorilla/sessions, jaegertracing, prometheus, pprof, zipkin middlewares
deepmap/oapi-codegen	Automatically generate RESTful API documentation with OpenAPI Client and Server Code Generator
github.com/swaggo/echo-swagger	Automatically generate RESTful API documentation with Swagger 2.0.
github.com/ziflex/lecho	Zerolog logging library wrapper for Echo logger interface.
github.com/brpaz/echozap	Uber´s Zap logging library wrapper for Echo logger interface.
github.com/darkweak/souin/plugins/echo	HTTP cache system based on Souin to automatically get your endpoints cached. It supports some distributed and non-distributed storage systems depending your needs.
github.com/mikestefanello/pagoda	Rapid, easy full-stack web development starter kit built with Echo.

Please send a PR to add your own library here.

Help

• Forum

Contribute

Use issues for everything

• For a small change, just send a PR.
• For bigger changes open an issue for discussion before sending a PR.
• PR should have:
  • Test case
  • Documentation
  • Example (If it makes sense)
• You can also contribute by:
  • Reporting issues
  • Suggesting new features or enhancements
  • Improve/fix documentation

Credits

• Vishal Rana (Author)
• Nitin Rana (Consultant)
• Roland Lammel (Maintainer)
• Martti T. (Maintainer)
• Pablo Andres Fuente (Maintainer)
• Contributors

License

MIT