The Hassle-Free JavaScript Toolchain Manager

Reliable: Ensure everyone in your project uses an identical dev environment, from the Node version to your preferred package manager.

Universal: Enjoy the same command-line experience in every shell and every major operating system.

Fast: Notion is implemented in Rust and deployed as a static executable for maximum performance.

• Speed 🚀
• Seamless, per-project version switching
• Cross-platform support, including Windows and all Unix shells
• Support for multiple package managers
• Stable tool installation—no reinstalling on every Node upgrade!
• Extensibility hooks for site-specific customization

Read the Getting Started Guide on our website for detailed instructions on how to install Notion.

Read the Understanding Notion Guide on our website for detailed instructions on how to use Notion.

Contributions are always welcome, no matter how large or small. Substantial feature ideas should be proposed as an RFC. Before contributing, please read the code of conduct.

See the Contributing Guide on our website for detailed instructions on how to contribute to Notion.