microsoft — 89 Open-Source AI Agent Skills

microsoft is the organization behind 89 open-source AI agent skills and MCP servers spanning agent-tool, mcp-server, codex-skill, claude-skill, with a combined 222,540+ GitHub stars. On AgentSkillsHub each is quality-scored (avg 62/100) and security-graded where a README exists (85 of 89) — 85 verified safe.

Top skills by microsoft

• autogen — A programming framework for agentic AI (61.4k★ · quality 63/100 · security: safe)
• playwright-mcp — Playwright MCP server (38.5k★ · quality 66/100 · security: safe)
• OmniParser — A simple screen parsing tool towards pure vision based GUI agent (25.4k★ · quality 66/100 · security: safe)
• SkillOpt — SkillOpt is a text-space optimizer that trains reusable natural-language skills for frozen LLM agents through trajectory-driven edits, valid (18.7k★ · quality 74/100 · security: safe)
• mcp-for-beginners — This open-source curriculum introduces the fundamentals of Model Context Protocol (MCP) through real-world, cross-language examples in .NET, (17.5k★ · quality 62/100 · security: safe)
• magentic-ui — MagenticLite is an experimental agent that works across the browser and local file system (10.1k★ · quality 69/100 · security: safe)
• agent-governance-toolkit — AI Agent Governance Toolkit — Policy enforcement, zero-trust identity, execution sandboxing, and reliability engineering for autonomous AI a (6.5k★ · quality 67/100 · security: safe)
• Webwright — A simple SWE style browser agent framework that achieves SOTA results on long horizon web tasks. (6.0k★ · quality 60/100 · security: safe)

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