Best Testing AI Skills & MCP Servers

Test, debug, and validate MCP servers — health checks, OAuth conformance, tool-surface diffing, and structured triage from the terminal or CI

MCP (Model Context Protocol) server providing AI coding agents with universal, language-agnostic development rules. Includes coding standards, testing workflows, git conventions, plan creation/execution protocols, and intelligent project analysis for auto

SiteLens MCP + CLI: browser QA automation, reusable flows, screenshots, and optional cloud QA via Cursor — no Docker required

Model Context Protocol (MCP) server for TestRail integration, enabling LLMs to fetch test cases and metadata.

Core evaluation engine for MCPLab — agent adapters, MCP client, scenario runner, and result types

MCPLab - Test and evaluate MCP servers with LLMs — run evals, compare agents and launch the MCPLab web app

AGPL-3.0 browser-testing MCP server with lifecycle-safe process management.

MCP server for Electron application automation and management. See MCP_USAGE_GUIDE.md for proper argument structure examples.

MCP server for Electron application automation and management. See MCP_USAGE_GUIDE.md for proper argument structure examples.

MCP server for Lastest visual regression testing platform — lets AI agents run tests, review diffs, and manage baselines

MCP server that exposes MCPLab evaluation tools — query runs, results, and traces via the Model Context Protocol

Deterministic correctness testing for MCP servers

Loadmill mcp library

BrowserStack's Official MCP Server

MCP server for generating Playwright tests

An MCP server for accessibility testing using Axe-core

MCP server for controlling Android emulators via ADB

MCP server for letsrunit — AI-agent browser test generation and execution

MCP server for Sitepager — SEO auditing, visual regression testing, and Lighthouse performance monitoring

MCP server for Convert's A/B testing and experimentation platform

MCP server for searching HackTricks documentation

Simplify common data manipulation tasks like encoding, hashing, and formatting across various formats. Convert between CSV, JSON, Markdown, and HTML seamlessly to streamline data workflows. Extract insights from text and configurations through robust parsing, regex testing, and s

IA-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 signup. Free.

Aleatoric Engine is deterministic market simulation infrastructure for generating reproducible, schema-stable synthetic market data used in financial research, validation, and systems testing. It prioritizes explicit configuration, reproducibility, and operational clarity over st