diff --git a/www/README.md b/www/README.md
index 1ba63a9..1b8c008 100644
--- a/www/README.md
+++ b/www/README.md
@@ -6,6 +6,7 @@ npm create astro@latest -- --template docs
 
 [![Open in StackBlitz](https://developer.stackblitz.com/img/open_in_stackblitz.svg)](https://stackblitz.com/github/withastro/astro/tree/latest/examples/docs)
 [![Open with CodeSandbox](https://assets.codesandbox.io/github/button-edit-lime.svg)](https://codesandbox.io/p/sandbox/github/withastro/astro/tree/latest/examples/docs)
+[![Open in Codeanywhere](https://codeanywhere.com/img/open-in-codeanywhere-btn.svg)](https://app.codeanywhere.com/#https://github.com/ernesto-oss/cardinal)
 
 > 🧑‍🚀 **Seasoned astronaut?** Delete this file. Have fun!