Skillselion MCP

Claude Code Skills, MCP Servers & Marketplaces

Browse Claude Code skills, MCP servers and marketplaces for Codex and Cursor. Compare installs and GitHub stars, and explore free research datasets.

Skillselion (https://skillselion.com) is an independent, automatically updated directory and research organization for the AI agent ecosystem: skills, MCP servers, marketplaces and workflows for Claude Code, Codex, Cursor and other coding agents. Skills are ranked by installs; MCP servers and marketplaces are ranked by GitHub stars. Not affiliated with Anthropic, OpenAI, or Cursor.

Browse the catalog

• Agent skills
• MCP servers
• Marketplaces
• Leaderboard
• Comparison shortlists
• Guides
• Research & open datasets

Machine access

• Sitemap
• llms.txt
• llms-full.txt
• Developer resources
• OpenAPI spec
• MCP handshake
• API catalog
• AI catalog
• Pricing
• Auth
• AGENTS.md
• Contact
• Home

Install the Skillselion MCP

Skillselion remote MCP: https://mcp.skillselion.com/mcp. Streamable HTTP, no sign-in or API key. Current implementation release: 0.9.12. Tools: search_skillselion, load_skill, synthesize_skills, top_skillselion, read_skill_file. Remote load_skill returns SKILL.md inline; read_skill_file returns bundled file content. Community instructions should be reviewed before use.

Local alternative: npx -y skillselion-mcp. It can materialize skills and bundled files locally. See the npm package for the current release.

Existing site compatibility MCP: https://skillselion.com/mcp, implementation 1.0.0. It exposes get_catalog_stats instead of read_skill_file and supports the site's existing catalog-card/resources integration. The website docs MCP at /.well-known/mcp/docs is separate.

Docs: https://skillselion.com/developers. Product: https://skillselion.com/skillselion-mcp.