# proto
 
proto is a pluggable next-generation version manager for multiple programming languages. A unified toolchain.
- [Learn more](https://moonrepo.dev/proto)
- [Documentation](https://moonrepo.dev/docs/proto)
- [Get started](https://moonrepo.dev/docs/proto/install)
- [Supported tools](https://moonrepo.dev/docs/proto/tools)
> proto powers [moon's](https://github.com/moonrepo/moon) toolchain!
## Why use proto?
- Lightspeed! With Rust, we can guarantee exceptional performance.
- Multi-language. A single CLI for managing versions for all of your languages.
- Cross-platform, for a consistent experience across machines and teams.
- Contextual version detection, ensuring the correct version of a tool is always used.
- Checksum verification, ensuring a tool came from a trusted source.
- Detects and infers from a language's ecosystem for maximum compatibility.
- Pluggable architecture via WASM, enabling custom integrations.
## Supported languages
- Bun
- Deno
- Go
- moon
- Node (and npm, pnpm, yarn)
- Python (and poetry, uv)
- Ruby
- Rust
- ... [and more via plugins!](https://moonrepo.dev/docs/proto/tools)
## Contributors
Special thanks to the wonderful people who have contributed to this project:
[](https://github.com/moonrepo/proto/graphs/contributors)