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Free MCP servers and Claude skills

Free MCP servers (connectors) and skills for Claude and Claude Code.

998 products

007 security auditSecurity · Skill007 security auditSecurity audit, hardening, threat modelling and incident response.No reviewsFree13C metabolic fluxProductivity · Skill13C metabolic fluxEstimate metabolic fluxes from carbon-13 isotope tracing data.No reviewsFree21risk automationProductivity · Skill21risk automationAutomate 21risk tasks via Rube MCP (Composio). Always search tools first for current schemas.No reviewsFree2ankiStudies · MCP2ankiTurn text, files, URLs, or photos into Anki flashcard decks from your AI assistant.No reviewsFree2chat automationProductivity · Skill2chat automationAutomate 2chat tasks via Rube MCP (Composio). Always search tools first for current schemas.No reviewsFree2slides PPT generatorDesign and images · Skill2slides PPT generatorGenerate presentations with the 2slides API, including AI voice-over.No reviewsFree360 feedback systemData and analytics · Skill360 feedback systemSet up a 360 feedback register as CSV, SQL, JSON Schema or Notion.No reviewsFree3D New Era AI screenshot 1Design and images · MCP3D New Era AIDesign homes with your AI: floor plans, furniture, joinery, lighting and photos, live.No reviewsFree3D web experienceDevelopment · Skill3D web experienceBuild or debug 3D web scenes with Three.js, React Three Fiber or Spline.No reviewsFree404 pageProductivity · Skill404 pageCreate and check a custom 404 error page.No reviewsFreeA/B testingDesign and images · SkillA/B testingPlan, run and read A/B tests: sample size, duration and significance.No reviewsFreeA4A agent messagingDevelopment · SkillA4A agent messagingConnect your AI agent to the A4A encrypted agent-to-agent messaging network.No reviewsFreeAAS compose stackDevelopment · SkillAAS compose stackSave the agent's chosen AAS skills as a validated stack.No reviewsFreeAAS discoverProductivity · SkillAAS discoverFind and compare AAS skills for a task without installing them.No reviewsFreeAAS review stackProductivity · SkillAAS review stackReview AAS stack manifests and plans without applying changes.No reviewsFreeADR createProductivity · SkillADR createCreate a numbered Architecture Decision Record registered in AgentDB.No reviewsFreeADR indexProductivity · SkillADR indexBuild or rebuild the ADR index and dependency graph in one run.No reviewsFreeADR reindexProductivity · SkillADR reindexRebuild the ADR index from scratch after an ADR file or relation is deleted.No reviewsFreeADR reviewDevelopment · SkillADR reviewCheck code changes against your accepted Architecture Decision Records.No reviewsFreeADR verifyProductivity · SkillADR verifyCheck the ADR index for dangling references, supersede cycles and unknown statuses.No reviewsFreeAGNTCY statusProductivity · SkillAGNTCY statusShow the status of the AGNTCY, SLIM and CASA integration in Ruflo.No reviewsFreeAI Agents API LibraryDevelopment · MCPAI Agents API LibraryFind APIs and MCP servers for AI agents: auth, free tier, MCP endpoint, docs, last-checked date.No reviewsFreeAI Game Developer: MCP for Unity, Unreal and Godot screenshot 1Development · MCPAI Game Developer: MCP for Unity, Unreal and GodotMake games with AI: one MCP server that connects your agent to Unity, Unreal and Godot editors.No reviewsFreeAI SEOMarketing · SkillAI SEOGet cited and recommended in AI answers from ChatGPT, Perplexity and Google.No reviewsFree

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