Open Source Package Manager for AI Agents

A Package Manager for Agent Skills

Install, share, and sync AI agent skills across tools with a single command. Works with Claude Code, Cursor, Codex, OpenCode, Copilot, and Antigravity.

# Install agr (or: pipx install agr)
$ uv tool install agr
# Add a skill from GitHub
$ agr add anthropics/skills/frontend-design

Works with your tools

Why agr?

Stop copying skill files manually. Install from GitHub, sync across your team, and run skills instantly.

One Command Install

agr add user/skill fetches from GitHub and installs into your tool's skills folder. Done.

🌐

GitHub Is Your Registry

Your GitHub repo is your package registry. Push a skill, anyone can install it. No publishing step needed.

🔄

Team Sync

Track dependencies in agr.toml. Teammates run agr sync and get everything. Like a lockfile for skills.

🎯

Multi-Tool Support

Install skills into Claude Code, Cursor, Codex, OpenCode, Copilot, and Antigravity simultaneously. One config, all tools.

🚀

Run Without Installing

agrx user/skill downloads, runs, and cleans up. Try any skill instantly without committing to it.

📦

Python SDK

Use agr as a library. Load skills programmatically, inspect metadata, manage the cache. Build on top of it.

Get Started in Minutes

From zero to sharing your own skills in three steps.

1

Install a skill

Install agr and add your first skill from GitHub:

uv tool install agr && agr add anthropics/skills/frontend-design
2

Create your own

Scaffold a new skill with one command, then write your instructions:

agr init my-skill
3

Share with the community

Push to GitHub. Others install with a single command:

agr add your-username/my-skill

Ready to manage your agent skills?

Install agr and start sharing skills across your tools and team.

Read the Docs Browse Skills View on GitHub