* [rust-mode](https://github.com/rust-lang/rust-mode) — Rust Major Mode
* [flycheck-rust](https://github.com/flycheck/flycheck-rust) — Rust support for [Flycheck](https://github.com/flycheck/flycheck)
* [emacs-racer](https://github.com/racer-rust/emacs-racer) — Autocompletion (see also [company](https://company-mode.github.io) and [auto-complete](https://github.com/auto-complete/auto-complete))