diff --git a/README.md b/README.md
index b467199b..9e1df799 100644
--- a/README.md
+++ b/README.md
@@ -58,3 +58,7 @@ If you found this library useful in academic research, please cite: [(arXiv link
 ```
 
 (Also consider starring the project on GitHub.)
+
+## See also
+
+See the spin-out [Equinox](https://github.com/patrick-kidger/equinox) library for neural networks etc.