diff --git a/readme.md b/readme.md
index fd046de..2b97d1f 100644
--- a/readme.md
+++ b/readme.md
@@ -62,6 +62,7 @@ Inspired by the [awesome](https://github.com/sindresorhus/awesome) list thing.
 - [js-git](https://github.com/creationix/js-git) - JavaScript implementation of Git.
 - [NodeOS](http://node-os.com) - The first operating system powered by npm.
 - [PDFKit](http://pdfkit.org) - PDF generation library.
+- [turf](https://github.com/Turfjs/turf/) - Modular geospatial processing and analysis engine.
 
 
 ### Command-line apps