diff --git a/README.md b/README.md
index 1c6eff95..2d0da017 100644
--- a/README.md
+++ b/README.md
@@ -1202,6 +1202,7 @@ _Tools for auditing dependencies against known vulnerabilities and scanning for
 
 _Libraries for application-layer web security._
 
+- [flask-cors](https://github.com/corydolphin/flask-cors) - A Flask extension for handling Cross-Origin Resource Sharing (CORS).
 - [nh3](https://github.com/messense/nh3) - Python binding to the ammonia HTML sanitizer, a fast replacement for bleach.
 - [django-cors-headers](https://github.com/adamchainz/django-cors-headers) - Handles Cross-Origin Resource Sharing (CORS) headers for Django apps.
 - [secure](https://github.com/TypeError/secure) - HTTP security headers for Python web applications with ASGI and WSGI middleware.