# Angel3 User Agent  [](https://dart.dev/null-safety) [](https://discord.gg/3X6bxTUdCM) [](https://github.com/dart-backend/angel/tree/angel3/packages/user_agent/angel_user_agent/LICENSE) **Replacement of `package:angel_user_agent` with breaking changes to support NNBD.** Middleware to inject a User Agent object into requests. For convenience's sake, it also exports the `user_agent` library.