MCP Server Directory

Inbox Check — Email Deliverability Test

Email inbox placement tests across Gmail, Outlook, Yahoo, Mail.ru, Yandex (SPF/DKIM/DMARC).

Mirrors

AI agent testing: replay real sessions against a rebuilt staging environment to catch regressions.

io.github.guidance-ai/guidance-lark-mcp

Validate and test llguidance grammars with batch testing and documentation

xyz.kellyruns/strategy-lab

Stress-test lowcap, perp and LP strategies. Returns the full distribution and a reproduction seed.

io.github.Nishant-Chaudhary5338/mcp-react-toolkit

9 MCP servers for React/TypeScript — dep auditing, a11y, test gen, and TypeScript enforcement.

io.github.tdalbanmoreynas/keel

Catches your AI coding agent when it games the tests - locked-test hashes, tamper detection.

io.github.acabala/apidog-tests-mcp

MCP server for managing Apidog test cases, scenarios, suites, and test data

com.mock-server/mockserver

Mock, record/replay, verify and chaos-test any HTTP, REST, gRPC or LLM dependency over MCP.

mabl

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

Godot MCP Runtime

Zero-addon MCP server for Godot 4: agents edit, run, and play-test the game.

com.pulsemcp/good-eggs

MCP server for Good Eggs grocery shopping automation using Playwright.

io.github.SLAtech-IL/mediora-mcp

Doctor-reviewed blood-test markers, conditions & symptoms as agent tools. EN/RU/HE. Hosted.

io.github.PramodDutta/qaskills

Search, inspect, and install 400+ QA testing skills from qaskills.sh into any MCP client.

Find polygraph (lie detector) offices, pricing and service info across the US, Canada and the UK.

Paid remote MCP for synthetic user testing, UX validation, analytics, checkout, and readiness.

io.github.mockzilla/mockzilla-mcp

Mockzilla MCP server. Mock any OpenAPI spec locally with Claude, Cursor, or Gemini CLI.

Send personalized greetings by name, with an optional pirate tone. Generate greeting prompts and e…

io.github.WaterTian/wechat-devtools

MCP Server for WeChat DevTools CLI - Automate Mini Program development & testing.

io.github.useotterkit/otterkit

Tunnels and webhooks for AI agents: capture, await, verify, replay, and send signed test events.

AI-native mock API server with MCP. Create REST/SOAP mocks from Claude, Cursor, or Windsurf.

Browser-based QA for AI-built software. Test pages with real browsers via agents.

io.github.mechreaper007x/clipacanvas

Render HTML, CSS, SVG, and Canvas animations to MP4 locally via Playwright/Chromium and FFmpeg.

Dummyjson

DummyJSON mock REST: products, users, posts, recipes, todos. Keyless test data.

UISandbox

Test your design on the real thing: load a built web app, turn its knobs, verify 1:1, export.