rb-sys

The primary goal of rb-sys is to make building native Ruby extensions in Rust easier than it would be in C. If it's not easy, it's a bug.

Documentation

For comprehensive documentation, please refer to the Ruby on Rust Book, which covers:

• Getting started and quick start tutorials
• Working with Ruby objects, classes, and modules
• Memory management and safety
• Cross-platform development
• Testing and debugging
• API reference for rb-sys crate and rb_sys gem

Components

• rb-sys crate: Battle-tested Rust bindings for the Ruby C API
• rb_sys gem: Simplifies compiling Rust code into Ruby extensions
• rb-sys-test-helpers: Utilities for testing Ruby extensions from Rust
• rb-sys-dock: Docker-based cross-compilation tooling

Supported Toolchains

• Ruby: 2.6+
• Rust: 1.65+

Real-World Examples

• oxi-test - Canonical example of rb-sys usage (minimal, tested, cross-compiled)
• blake3-ruby - Fast cryptographic hash function
• wasmtime-rb - WebAssembly runtime with rb-sys and Magnus
• lz4-ruby - LZ4 compression library

Getting Help

• Join the Oxidize Ruby Slack and post in the #general channel
• Open an issue on GitHub

Contributing

See the CONTRIBUTING.md file for information about setting up a development environment.

License

Licensed under either of:

• Apache License, Version 2.0 (LICENSE-APACHE)
• MIT license (LICENSE-MIT)

at your option.