# Nix O'matic > Reproducible environments. Made easy. Nix O'matic lets you spin up any development environment in seconds using Nix, with support for package versioning, pinning, and multiple runtimes. ## Docs - [Home](https://www.nixomatic.com/index.md): Overview and quick start examples for Nix O'matic - [Usage](https://www.nixomatic.com/docs/index.md): Common usage patterns including single/multiple packages, versioning, and pinning - [GitHub Action](https://www.nixomatic.com/docs/github-action.md): CI/CD integration with the Nixomatic GitHub Action - [Agent Skill](https://www.nixomatic.com/docs/agent-skill.md): AI agent integration for automatic environment setup