Github Copilot AI Tools

Awesome CopilotOpen Source

Community-contributed instructions, agents, skills, and configurations to help you make the most of GitHub Copilot.

Agent Skills PlatformOpen Source

Build tested agent skills and govern their lifecycle through a user-defined marketplace: evidence, discovery, updates, rollback, quarantine, and 17-platform distribution.

Cc SddOpen Source

Turn approved specs into long-running autonomous implementation. A minimal, adaptable SDD harness with Agent Skills for Claude Code, Codex, Cursor, Copilot, Windsurf, OpenCode, Gemini CLI, and Antigravity.

Copilot Security InstructionsOpen Source

✨ A customizable copilot-instructions.md ruleset & prompts to guide GitHub Copilot toward secure coding defaults in Java, Node.js, C# and Python. Blocks risky patterns, teaches safe habits.