Open artifact manager for AI tools. Install, version, sync, and secure skills, agents, and commands across Claude Code, Cursor, Codex, and any agentskills.io compatible tool. Cross-tool, avoid lockin. Deterministic installs with lockfiles. Drift detection. Security scanning for prompt injection, etc... CI/CD gating. Selective install: pick only what you need. Self-hostable on GitHub/GitLab. Offline mode for solo setups.