Skills · plugins · MCP · rules114 official
Which agent do you use?
Pick your host to see what plugs into it. Every entry is documented from its official repository or docs, with install steps, permissions and limits.
Claude Code84 extensions
OpenAI Codex14 extensions
Cursor32 extensions
Windsurf14 extensions
Gemini CLI9 extensions
GitHub Copilot1 extensions
Any MCP client46 extensions
Skill · 19Reusable instructions and scripts the agent loads for a taskAlgorithmic Art, brand-guidelines, Canvas Design…
Plugin · 42Bundles of skills, commands, hooks and agentsAgent SDK Development Plugin, C# LSP, clangd LSP…
MCP server · 49Connect the agent to tools, data and servicesApify MCP Server, Atlassian Rovo MCP Server, AWS API MCP Server…
Rules & instructions · 6Project instructions the agent reads every sessionAGENTS.md, CLAUDE.md, Cursor Rules…
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