Testing MCP Servers
84 testing MCP servers for Claude Code and AI agents, ranked by real installs from npm, PyPI and skills.sh. postman-mcp-server leads with 33k installs a month.
#Type
- 1postman-mcp-serverPostman MCP Server — connect AI agents (Claude Code, Cursor, VS Code Copilot, Gemini CLI) to your Postman collections, OpenAPI specs, and environments via Model Context Protocol (MCP)MCP ServersJul 2026
- 2growthbook-mcpOfficial GrowthBook MCP server for creating flags, getting experiments, and more.MCP ServersJul 2026
- 3Cognitive Browser105-tool browser automation with cognitive user simulation, visual testing, persona system, and site knowledge. Rate limited (50 req/hr). Free for evaluationMCP Serversrecently
- 4golf-testingComprehensive MCP testing framework - test performance, security and compliance in one CLIMCP ServersNov 2025
- 5qase-mcp-serverAn official Qase MCP serverMCP ServersJul 2026
- 6Email Finder — Professional Email from Name + DomainEmail finder API for AI agents. Find professional email addresses from a person's name and company domain. Tests 15+ email patterns (first.last@, f.last@, first@, etc.) against live MX records with confidence scoring. Tools: email_find_by_MCP Serversrecently
- 7qa-useAgent-first E2E testing CLIMCP ServersMay 2026
- 8ia-qa.com/mcp llm and RAG testing - Dev/QA toolboxIA-QA as an MCP Server Use IA-QA's developer tools to test your llm agents RAG ai tools, directly from Cursor, Claude Desktop, Windsurf, or any AI agent without leaving your IDE. Many classical testing tools too ! Enjoy ! No API key. No sMCP Serversrecently
- 9Webhook Tester — Send & Measure HTTP EndpointsWebhook testing API for AI agents. Send POST/PUT/PATCH/DELETE requests to any endpoint with custom headers and JSON payloads. Measure response latency, TLS handshake time, and status codes. Tools: api_test_webhook. Use this for API integrMCP Serversrecently
- 10mcp-server-analyzerMCP server for Python code analysis with RUFF linting and VULTURE dead code detectionMCP ServersJul 2026
- 11mcp-rest-apiA TypeScript-based MCP server that enables testing of REST APIs through Cline. This tool allows you to test and interact with any REST API endpoints directly from your development environment.MCP ServersApr 2026
- 12datamimicModel-driven synthetic test data for CI/CD and analytics - deterministic, privacy-preserving, and domain-aware. Includes Python APIs, XML pipelines, and MCP/IDE integration to orchestrate realistic datasets for finance, healthcare, and other regulated environments.MCP ServersJul 2026
- 13bruno-mcp🚀 MCP server for generating Bruno API testing files programmatically. Create collections, environments, requests, and test scripts using AI clients like Claude Desktop.MCP ServersJul 2025
- 14mk-qa-masterAI 測試大師 — MCP server driving pytest / Jest / Cypress / Go / Maestro. Analyze, generate, run, advise. Web + Mobile (iOS/Android/BlueStacks).MCP ServersJun 2026
- 15mcp-pyautogui-serverA MCP (Model Context Protocol) server that provides automated GUI testing and control capabilities through PyAutoGUI.MCP ServersApr 2025
- 16nasde-toolkitCLI for benchmarks & evals of AI coding agents — on tasks you already understand, using your Claude / Codex / Gemini individual subscriptions or API keys.MCP ServersJul 2026
- 17mcpfloA visual testing tool for MCP (Model Context Protocol) servers — connect, browse capabilities, and inspect tools, resources, and prompts. Think Bruno, but for MCP.MCP ServersJul 2026
- 18jmeter-mcp-server✨ JMeter Meets AI Workflows: Introducing the JMeter MCP Server! 🤯 MCP ServersJun 2025
- 19vibetest-useVibetest MCP - automated QA testing using Browser-Use agentsMCP ServersSep 2025
- 20mockserver-monorepoMockServer is an HTTP(S) mock server and proxy for testing that lets you mock APIs, inspect and modify live traffic, and inject failures. It supports HTTP/1.1, HTTP/2, gRPC, WebSockets, TCP and more on a single port, with additional support for HTTP/3, message brokers, and AI/LLM APIs.MCP ServersJul 2026
- 21httprunnerHttpRunner 是一款开源的 API/UI 测试框架，简单易用，功能强大，具有丰富的插件化机制和高度的可扩展能力。MCP ServersDec 2025
- 22inspectorTesting and evaluation platform to chat, inspect, and debug MCP servers, MCP apps, and ChatGPT apps.MCP ServersJul 2026
- 23distributed-load-testing-on-awsDistributed Load Testing on AWS automates performance testing at scale, demonstrating how systems behave under different load conditions and helping identify potential performance issues throughout their lifecycle.MCP ServersJul 2026
- 24SHAFT_ENGINEJava test automation framework for web, mobile, API, CLI, database, and desktop E2E testing with a fluent API and built-in reporting.MCP ServersJul 2026
- 25flutter-skillAI-powered E2E testing for 10 platforms. 253 MCP tools. Zero config. Works with Claude, Cursor, Windsurf, Copilot. Test Flutter, React Native, iOS, Android, Web, Electron, Tauri, KMP, .NET MAUI — all from natural language.MCP ServersJun 2026
- 26sunpeakServer-agnostic MCP testing framework and full-stack MCP App framework for ChatGPT Apps, Claude Connectors, and more.MCP ServersJul 2026
- 27gokuGoku is an HTTP load testing application written in Rust MCP ServersJun 2026
- 28a11ymcpMCP Server for Web Accessibility Testing (10k+ Downloads, #20 on ProductHunt)MCP ServersMar 2026
- 29selenosisScalable, stateless selenium, playwright, mpc hub for Kubernetes clusterMCP ServersJul 2026
- 30msw-mcpCli & MCP server for msw (Mock Service Worker) for AI Agents with dynamic mockingMCP ServersJun 2026
- 31cortex-scoutA unified web extraction and stateful automation engine for AI. Replaces heavy testing frameworks with token-optimized browser control, deep research, and HITL.MCP ServersJun 2026
- 32baba_is_evalClaude et al. play the brilliant puzzle title "Baba is You"MCP ServersJun 2025
- 33Playwright-AI-Agent-POM-MCP-ServerPlaywright AI Agent POM MCP ServerPlaywright AI Agent using Page Object Model (POM) architecture with MCP Server integration for automated web and mobile testingMCP ServersJul 2026
- 34autonomoTired of 'it works' lies? Autonomo MCP makes your AI prove it—on real hardware, right in your editor.MCP ServersMar 2026
- 35Agent-Security-Regression-HarnessExecutable security regression testing for agentic applications and MCP-integrated systems.MCP ServersJun 2026
- 36alpaca-mcp-serverModel Context Protocol (MCP) server for Alpaca trading APIMCP ServersMar 2025
- 37bzm-mcpOfficial BlazeMeter MCP Server for AI-driven performance testingMCP ServersJul 2026
- 38OpenTesterAI-Drived end-to-end test platformMCP ServersMar 2026
- 39k6-mcp-serverk6 MCP serverMCP ServersApr 2025
- 40mcp-assertThe testing standard for MCP servers. Lint (14 rules), test, and fuzz over real stdio/SSE/HTTP transport. 18 assertion types in YAML. Found 4,794 schema issues across 55 servers. Any language, no mocks, single binary.MCP ServersJul 2026
- 41hootMCP Testing Tool — Like Postman, but for the Model Context Protocol.MCP ServersFeb 2026
- 42ai-testing-mcpMCP server for comprehensive AI testing, evaluation, and quality assuranceMCP ServersMar 2026
- 43mcp-jestAutomated testing for Model Context Protocol servers. Ship MCP Servers with confidence.MCP ServersJun 2026
- 44MotusExtensible browser automation and testing framework for .NET. Communicates directly with Chromium (CDP) and Firefox (WebDriver BiDi) over WebSocket, no Node.js dependency. Source generated protocol bindings, Roslyn analyzers, a test recorder, a Blazor visual runner, and an MCP server for AI agents, all built on public plugin interfaces.MCP ServersJul 2026
- 45unity-mcp-ui-layoutUnity MCP UI layout skill and prompt pack for Codex, Claude, and Google AntigravityMCP ServersJul 2026
- 46ai-testcase-generator-mcpAn Model Context Protocol(MCP) server that generates comprehensive API test cases (positive, negative, edge cases) from endpoint metadata, powered by AI/LLMsMCP ServersJun 2026
- 47noqaAgentic QA automation with device CLI for mobile apps and games - real devices iOS & AndroidMCP ServersJul 2026
- 48sourcerykitSourceryKit — counterspell for hallucinating agents. Python SDK that breaks the illusion on every tool call, API response, and MCP handoff before bad outputs propagate.MCP ServersJul 2026
- 49feather_wand_agentFeather Wand Agent is a comprehensive AI-powered toolkit for performance testing and monitoring. It integrates multiple industry-standard performance testing tools (JMeter, k6, Gatling, and Locust) into a single, unified interface, allowing users to execute and analyze performance tests through natural language interactions.MCP ServersJun 2025
- 50openmiraiOpenMirai — the open-source, Rust-native engine for running AI agents anywhere. One binary, any LLM, your rules.MCP ServersMay 2026
