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Free MCP servers and Claude skills

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

309 products

Debugging and error recoveryDevelopment · SkillDebugging and error recoverySystematic root-cause debugging when tests fail, builds break or behaviour is unexpected.No reviewsFreeSpec driven developmentDevelopment · SkillSpec driven developmentWrite a spec or PRD before coding a new project, feature or major change.No reviewsFreeBabysitDevelopment · SkillBabysitWatch a pull request until it is ready to merge: comments, reviews and CI.No reviewsFreeObservability and instrumentationDevelopment · SkillObservability and instrumentationAdd logging, metrics, tracing and alerts so production behaviour is visible.No reviewsFreeDeployment patternsDevelopment · SkillDeployment patternsDeployment workflows, CI/CD pipelines, Docker, health checks and rollbacks (Spanish).No reviewsFreeWebapp testingDevelopment · SkillWebapp testingTest local web apps with Playwright: check features, debug UI, take screenshots.No reviewsFreeCode simplificationDevelopment · SkillCode simplificationRefactor code for clarity without changing its behaviour.No reviewsFreeCoding standardsDevelopment · SkillCoding standardsShared coding conventions: naming, readability, immutability and code review (Spanish).No reviewsFreeGit workflow and versioningDevelopment · SkillGit workflow and versioningClean git practice: branches, atomic commits, conflict resolution and versioning.No reviewsFreeSkill creator (Anthropic)Development · SkillSkill creator (Anthropic)Create, test and improve your own skills for Claude.No reviewsFreeDjango patternsDevelopment · SkillDjango patternsDjango architecture, DRF REST APIs, ORM, caching, signals and middleware (Spanish).No reviewsFreePaperclip task bridgeDevelopment · SkillPaperclip task bridgeCreate, comment on, update and list Paperclip tasks from Hermes.No reviewsFreeBrowser testing with DevToolsDevelopment · SkillBrowser testing with DevToolsTest in a real browser through Chrome DevTools MCP: DOM, console and network.No reviewsFreeE2E testingDevelopment · SkillE2E testingEnd-to-end tests with Playwright: page objects, CI and flaky test strategies (Spanish).No reviewsFreeSui Knowledge Base (kapa.ai)Development · MCPSui Knowledge Base (kapa.ai)Semantic search across Sui documentation and knowledge sources, powered by kapa.ai.No reviewsFreeAgentRQDevelopment · MCPAgentRQTask manager for AI agents. Orchestrate agents to achieve large goals in unified control plane.No reviewsFreeHostinger APIDevelopment · MCPHostinger APIMCP server for Hostinger APINo reviewsFreeSvelte MCPDevelopment · MCPSvelte MCPSvelte documentation and automatic fixes for your Svelte code.No reviewsFreeStatuserDevelopment · MCPStatuserMonitor services, manage incidents and status pages in Statuser.cloud from your AI assistant.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 reviewsFreeClinicalTrials.govDevelopment · MCPClinicalTrials.govSearch ClinicalTrials.gov: find studies, retrieve results, match patients to candidate trials.No reviewsFreeToolkitDevelopment · MCPToolkitGenerate IDs, QR codes, and hashes, encode values, geolocate IPs, plus gated host diagnostics.No reviewsFreeSanityDevelopment · MCPSanityAccess your Sanity projects: content, datasets, releases and schemas.No reviewsFreeOya BrowserDevelopment · MCPOya BrowserReal Chrome for agents: start a browser, read pages as numbered markdown, click, type, hand off.No reviewsFree

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