GNU Guix vs Tank
| GNU Guix | Tank | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Linux, self-hosted | Web, macOS |
| Free plan | Yes | Yes |
| Package formats | — | AI agent skills, instructions, hooks, tools, agents, rules, resources, prompts, bundles |
| Supported platforms | — | Claude Code, Cursor, GitHub Copilot, Codex, Windsurf, OpenCode, Cline, Roo Code |
| Dependency resolution | — | Yes |
| Lockfile support | — | Yes |
| Private registry auth | — | Yes |
Both are listed in Best Package Managers. On Freedom251, GNU Guix scores higher on our published basis.