MCP server directory

58869 public MCP servers from the official MCP Registry (25190 from verified domains, 33679 community). Search, filter, copy a setup snippet. Nothing here is installed by cosmic-mcp.

Community listing. Not installed or verified by cosmic-mcp. Check the source before you run anything.

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Showing 451 to 480 of 599

• katatan-TEST

  io.github.katatan-org/katatan-TEST

  KATATAN E2E testing agent set — Playwright + KATATAN MCP integration

  Community npmstdio testingapi-integrationbrowser

• keycloak-mcp.test

  io.github.heintonny/keycloak-mcp.test

  This is just a test publish, delete me

  Community testing

• kineti

  io.github.therawlogs/kineti

  Kineti: spend cap, undo, and test proof for AI coding agents

  Community npmstdio testing

• kolejki-nfz-mcp

  io.github.ContentWriterco/kolejki-nfz-mcp

  NFZ waiting times in Poland: where a specialist, test or treatment is available soonest

  Community npmremotestdio testing

• krobot

  io.github.Kromatic-Innovation/krobot

  Test demand and willingness to pay before you build; decide whether to keep funding, change or stop.

  Community remotestreamable-http testing

• laboratory.love

  love.laboratory/laboratory-love

  Lab results for phthalates and bisphenols in consumer products, plus crowdfunded testing.

  Verified domain remotestreamable-http testing

• lan-direct

  io.github.farshadmomo/lan-direct

  Browser MCP: the app under test egresses via the real ISP while the agent stays on the VPN.

  Community npmstdio browsertesting

• liftcompass

  com.getliftcompass/liftcompass

  Compare protein, creatine and pre-workout by price per serving, third-party testing and dose.

  Verified domain remotestreamable-http testing

• lintlab SEO Site QA

  io.github.lintlab/seo-site-qa

  Crawl a site for broken links, redirects and missing SEO tags. Pay per page on Apify.

  Community marketingscrapingtesting

• llmshift

  io.github.DeChuks-hub/llmshift

  Find retiring LLM calls in code and test the replacement model on real traffic before switching.

  Community pypistdio ai-modelstesting

• localstack-mcp-server

  io.github.localstack/localstack-mcp-server

  A LocalStack MCP Server providing essential tools for local cloud development & testing

  Community npmstdio testing

• loremfile

  io.github.kumarprabhashanand/loremfile

  CC0 sample files and test fixtures: find one, get its URL and SHA-256, check a copy on disk.

  Community npmstdio filestesting

• lvl2player sandbox

  com.lvl2player/sandbox

  Post a failing test; a coding agent solves it. Test money is held first, released when you accept.

  Verified domain remotestreamable-http testingcode-execution

• mabl

  com.mabl/mcp

  AI-powered test automation: run tests, analyze failures, query results across mabl workspaces.

  Verified domain remotestreamable-http automationtesting

• macbox

  io.github.opslane/macbox

  A real Mac for your agent: build, test, run, and tap through iOS apps on the simulator.

  Community npmstdio testing

• mailchimp-mcp-server

  io.github.cyanheads/mailchimp-mcp-server

  Mailchimp via MCP: draft, test, and send campaigns; manage audiences and subscribers; pull reports.

  Community npmstdio emailtesting

• mailsocket

  app.mailsocket/mailsocket-mcp

  Test inboxes for AI agents testing your app: block until the OTP or magic link arrives.

  Verified domain pypiremotestdio testing

• maxoperf

  com.maxoperf/maxoperf

  Load & browser performance testing — drive MaxoPerf from your AI agent with your API key.

  Verified domain remotestreamable-http api-integrationbrowsertesting

• mcp

  com.neuroflash/mcp

  Create content and test it on a real audience — neuroflash Digital Twins inside Claude & Cursor.

  Verified domain remotestreamable-http ai-modelstesting

• mcp

  com.userbrain/mcp

  Explore your Userbrain user test data, summarize feedback, and uncover actionable insights faster.

  Verified domain remotestreamable-http testing

• mcp

  dev.agentsim/mcp

  Control plane for agent auth walls. Connector 0 handles SMS OTP with US test numbers.

  Verified domain remotestreamable-http communicationtesting

• mcp

  dev.dungbeetle/mcp

  Visual regression & snapshot testing for AI agents — list runs, read semantic diffs, review.

  Verified domain npmstdio testing

• mcp

  io.github.sapiom/mcp

  Local Sapiom developer MCP for authoring, testing, deploying, and inspecting agents.

  Community npmstdio developer-toolstesting

• mcp

  io.siteglass/mcp

  Archive any URL to a shareable rrweb/pdf/png snapshot + agent-driven web QA (scan, run E2E flows).

  Verified domain npmstdio testing

• mcp

  tech.bugbrain/mcp

  BugBrain QA platform for AI coding tools: autonomous exploratory testing, test plans, a11y audits.

  Verified domain npmstdio testing

• mcp-api-doc-generator

  io.github.vpatser1/mcp-api-doc-generator

  Generate OpenAPI 3.1 specs, endpoint docs, TypeScript SDKs, and test suites from code

  Community npmstdio api-integrationtesting

• mcp-debug

  io.github.standardbeagle/mcp-debug

  Debug and develop MCP servers with hot-swapping, session recording, and playback testing

  Community pypistdio developer-toolstesting

• mcp-eval-runner

  io.github.dbsectrainer/mcp-eval-runner

  A standardized testing harness for MCP servers and agent workflows

  Community npmstdio automationtesting

• mcp-failure-lab

  io.github.anilloutombam/mcp-failure-lab

  Deterministic fault-injection server for testing how MCP clients handle failures and recover.

  Community npmstdio testing

• mcp-merchant

  ai.shawndurrani/mcp-merchant

  Search-only commerce MCP server backed by Stripe (test)

  Verified domain npmremotestdio paymentstesting

Source: the official MCP Registry (registry.modelcontextprotocol.io), refreshed daily, plus public GitHub data. "Verified domain" means the publisher proved the namespace's domain to the registry; it is not a review. Machine-readable: /v1/directory/servers.