diff --git a/README.md b/README.md
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@@ -157,6 +157,7 @@ Experimental and production transit hardware.
 Apps people use when taking transit.
 
 #### Web Apps (open source)
+- [Catenary Maps](https://catenarymaps.org) - Realtime and Schedule global public transport map and navigation software, written in Rust and Svelte.
 - [Instabus](http://instabus.org) - Realtime map of Austin's (CapMetro) public transit. Has no server/backend dependency at all and runs completely on GitHub pages.
 - [OpenTripPlanner Client GWT](https://github.com/mecatran/OpenTripPlanner-client-gwt) - A Google Web Toolkit-based web interface for OpenTripPlanner
 - [OpenTripPlanner.js](https://github.com/conveyal/otp.js) - A Javascript-based client for OpenTripPlanner (no longer under development)