# actix-web-codegen > Routing and runtime macros for Actix Web. [](https://crates.io/crates/actix-web-codegen) [](https://docs.rs/actix-web-codegen/0.5.0-rc.2) [](https://blog.rust-lang.org/2021/05/06/Rust-1.54.0.html)  <br /> [](https://deps.rs/crate/actix-web-codegen/0.5.0-rc.2) [](https://crates.io/crates/actix-web-codegen) [](https://discord.gg/NWpN5mmg3x) ## Documentation & Resources - [API Documentation](https://docs.rs/actix-web-codegen) - Minimum Supported Rust Version (MSRV): 1.54 ## Compile Testing Uses the [`trybuild`] crate. All compile fail tests should include a stderr file generated by `trybuild`. See the [workflow section](https://github.com/dtolnay/trybuild#workflow) of the trybuild docs for info on how to do this. [`trybuild`]: https://github.com/dtolnay/trybuild