# Angel3 CORS middleware  [](https://dart.dev/null-safety) [](https://gitter.im/angel_dart/discussion) [](https://github.com/dukefirehawk/angel/tree/master/packages/cors/LICENSE) CORS headers middleware for Angel3. Ported from [Express CORS middleware](https://github.com/expressjs/cors) to Angel3 framework. For complete example usage, see the [example file](example/example.dart).