diff --git a/README.md b/README.md
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+++ b/README.md
@@ -616,6 +616,7 @@ These items are relevant *only* on Windows.
 - [awesome-shell](https://github.com/alebcay/awesome-shell): A curated list of shell tools and resources.
 - [awesome-osx-command-line](https://github.com/herrbischoff/awesome-osx-command-line): A more in-depth guide for the macOS command line.
 - [Strict mode](http://redsymbol.net/articles/unofficial-bash-strict-mode/) for writing better shell scripts.
+- [bats](https://github.com/sstephenson/bats): A test suite for bash scripts.
 - [shellcheck](https://github.com/koalaman/shellcheck): A shell script static analysis tool. Essentially, lint for bash/sh/zsh.
 - [Filenames and Pathnames in Shell](http://www.dwheeler.com/essays/filenames-in-shell.html): The sadly complex minutiae on how to handle filenames correctly in shell scripts.
 - [Data Science at the Command Line](http://datascienceatthecommandline.com/#tools): More commands and tools helpful for doing data science, from the book of the same name