# proto
 
proto is a pluggable next generation version manager for multiple programming languages and their dependency managers. However, we prefer the term toolchain manager!
- [Learn more](https://moonrepo.dev/proto)
- [Documentation](https://moonrepo.dev/docs/proto)
- [Get started](https://moonrepo.dev/docs/proto/install)
> 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, allowing for custom tooling.
## Supported languages
- Bun
- Deno
- Go
- Node.js (and npm, pnpm, yarn)
- Rust
- ... and more via plugins!