Developer tools MCP servers

7,066 servers

Build, test, lint and debug code from your client: linters, test runners, package managers and language tools.

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mcpsharksec io.github.mcp-shark/mcpsec

The security linter for MCP — scan any server for compliance with the MCP spec, OWASP MCP Top 10, and FastMCP baseline

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Security PyPI Local MIT
mcp-shellcheck io.github.ev3lynx727/mcp-shellcheck

ShellCheck MCP Server for AI code analysis

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Developer tools PyPI Local MIT
mcp-strike io.github.leomartineztamuk/mcp-strike

Active, runtime adversarial testing for MCP servers: point it at your own server and find out what breaks.

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Developer tools PyPI Local MIT
mcp-swagger-ui io.github.vasudevainamaha/mcp_swagger_ui

Swagger-like docs UI for FastMCP tools, prompts, and resources.

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Developer tools PyPI Local MIT
mcp-testclient io.github.peytongreen-dev/mcp-testclient

pytest-native TestClient for the MCP Python SDK Server class

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Developer tools PyPI Local MIT
mcp-test-framework io.github.aryanjp1/mcp-test-framework

A pytest plugin for testing MCP (Model Context Protocol) servers

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Developer tools PyPI Local MIT
mcp-testing io.github.golf-mcp/golf-testing

Local testing framework for MCP (Model Context Protocol) servers

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Developer tools PyPI Local APACHE-2.0
mcp-testing-framework io.github.tosinakinosho/mcp-testing-framework-changelog.md

Comprehensive testing framework for Model Context Protocol (MCP) servers - Enhanced fork of mcp-client-cli with advanced testing capabilities

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Developer tools PyPI Local MIT
mcptest-py io.github.your/mcptest

Automated testing for MCP servers

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Developer tools PyPI Local MIT
mcp-token-lint io.github.yashdhingra0/mcp-token-lint

Token budget linter for MCP tool schemas — see what your connected servers are costing you before you burn the context window.

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Developer tools PyPI Local MIT
mcptoolforge io.github.mcptoolforge/mcptoolforge

A developer-friendly Python framework for creating and exposing MCP tools with minimal boilerplate

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Developer tools PyPI Local MIT
mcp-toolgauge io.github.arijitgupta42/mcp-toolgauge

Lint, evaluate, and CI-gate MCP servers. Find out why your tools don't get called.

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Developer tools PyPI Local MIT
mcp-toolproof io.github.nilkanthsuthar/toolproof-changelog.md

Automated tests for MCP servers: schema checks, YAML tests, fuzzing, benchmarks, tool-selection evals and a pytest plugin.

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Developer tools PyPI Local MIT
mcp-tools-py io.github.marcusjellinghaus/mcp-tools-py

An MCP server for running python code checks (pylint, pytest and mypy)

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Developer tools PyPI Local MIT
mcptui io.github.kimarsen/mcptui

The Postman for MCP — Terminal UI & playground for Model Context Protocol

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Developer tools PyPI Local MIT
mcpvet io.github.holydement0r/mcpvet

Test, lint, and vet your MCP servers — pytest + eslint + contract testing for MCP, in one CLI.

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Developer tools PyPI Local MIT
mcp-websocket-tester io.github.kabir08/mcp-websocket-tester

Advanced WebSocket Testing MCP Server for AI assistants

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Developer tools PyPI Local MIT
meshtastic-mcp io.github.meshtastic/meshtastic-mcp

MCP server + agent skills for AI tooling to discover, drive, observe, and test Meshtastic devices and apps: device discovery, serial/TCP transport, admin, recorder/observability, PlatformIO build/flas

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Developer tools PyPI Local GPL-3.0-ONLY
ministack-mcp io.github.ministackorg/ministack-mcp

MCP knowledge layer for MiniStack — plug into any IDE AI (Claude Desktop, Cursor, Continue, Devin, Cline).

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Developer tools PyPI Local MIT
mode-manager-mcp io.github.niclasolofsson/mode-manager-mcp-gw4pft

Mode Manager MCP: Server for managing VS Code .instructions.md files (GitHub Copilot persistent memory)

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Memory and context PyPI Local MIT
monarch-money-mcp-cli io.github.simplemind-dev/monarch-money-mcp-cli-changelog.md

Read-only Monarch Money MCP server and CLI. Pull accounts, transactions, cash flow, spending and income into Claude or your terminal. Zero dependencies, token in the macOS Keychain.

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Operating system and shell PyPI Local MIT
mseep-frontend-dev-assistant-mcp io.github.your-username/frontend-dev-assistant-mcp

前端开发提示词智能助手 MCP服务器 - 专为前端团队设计的AI开发助手

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Developer tools PyPI Local MIT
mutual-review-mcp io.github.miharu8686/mutual-review-mcp

MCP server that runs mutual code review using Claude and GPT-4o, then synthesizes the findings.

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Developer tools PyPI Local MIT
mvn-mcp-server io.github.danielscholl/mvn-mcp-server-changelog.md

A MCP server for Maven dependency version checking

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Developer tools PyPI Local MIT
nagato-mcp-tools io.github.chromoforge/nagato-mcp-tools

Agent-First MCP Toolkit -- code search, editing, execution, and analysis tools for any MCP client.

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Developer tools PyPI Local MIT
naragate-mcp io.github.masdevid/naragate-readme.md

MCP server exposing the Naragate reality-gap evidence engine to any MCP-capable agent (desktop, CLI, IDE).

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Developer tools PyPI Local MIT
nautobot-mcp io.github.bsmeding/nautobot-mcp-server

Nautobot app and Model Context Protocol (MCP) server exposing Nautobot's REST and GraphQL APIs to LLMs.

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Developer tools PyPI Local MIT
neonexai-sketchup-mcp io.github.neonexai/sketchup-mcp

SketchUp integration through the Model Context Protocol — NeoNexAI hardened fork (no arbitrary code execution)

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Developer tools PyPI Local MIT
netcoredbg-mcp io.github.thebtf/netcoredbg-mcp

MCP server for debugging C#/.NET code using netcoredbg

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Developer tools PyPI Local MIT
netexec-mcp io.github.mpgn/netexec-mcp

MCP server that drives NetExec (nxc) for authorized security testing.

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Developer tools PyPI Local BSD-2-CLAUSE
neurodev-mcp io.github.ravikant1918/neurodev-mcp

Smart MCP server for code review, test generation, and code execution with SSE and HTTP streaming support

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Developer tools PyPI Local MIT
nextmcp io.github.keshavvarad/nextmcp

Production-grade MCP server toolkit with minimal boilerplate

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Developer tools PyPI Local MIT
nexus-mods-mcp io.github.talya1412/nexus-mcp

Nexus Mods MCP server - 140 tools over REST API v1 + GraphQL API v2

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Developer tools PyPI Local MIT
notebook-editor-mcp io.github.aglyx3/we-love-jupyter-notebook

Local Jupyter notebook editor an MCP client drives, with a browser tab watching the same session

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Developer tools PyPI Local MIT
nsip-mcp-server io.github.epicpast/nsip-api-client

MCP server for NSIP sheep breeding data - Context-efficient API-to-MCP gateway

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Developer tools PyPI Local MIT
oapi2mcp io.github.troyliu0105/oapi2mcp

Convert OpenAPI specs into MCP (Model Context Protocol) servers

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Developer tools PyPI Local MIT
oas2mcp io.github.pr1m8/oas2mcp

Agentic OpenAPI-to-MCP pipeline for AI-refined FastMCP and LangGraph server artifacts.

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Developer tools PyPI Local MIT
openapi-atlas-mcp io.github.mbvillaverde/openapi-atlas-mcp

Aggregate multiple OpenAPI/Swagger specs into one searchable, documentation-focused MCP server.

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Developer tools PyPI Local MIT
openapi-mcp-bridge io.github.sssdavid529/openapi-mcp-bridge

Expose any OpenAPI/Swagger API as Model Context Protocol (MCP) tools over stdio.

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Developer tools PyPI Local MIT
openapi-mcp-proxy io.github.gujord/openapi-mcp-kys9x1

OpenAPI to Model Context Protocol (MCP) proxy server - dynamically translates OpenAPI specs into MCP tools

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Developer tools PyPI Local MIT
openapi-to-mcp-cli io.github.nihal1294/openapi-to-mcp-changelog.md

Generate, run, and test Node.js/TypeScript MCP servers from OpenAPI specifications.

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Developer tools PyPI Local APACHE-2.0
orgraph-mcp io.github.tss-pranavkumar/orgraph

Codebase knowledge graph MCP server — call chains, topology, and hybrid search for coding agents

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Coding agent tools PyPI Local MIT
pathlight-mcp io.github.mikenahh92/guidewire-changelog.md

Desktop Accessibility MCP — a Playwright-like MCP for non-browser desktop applications powered by OS accessibility APIs.

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Browser automation PyPI Local MIT
pinion-mcp io.github.namojo/pinion-spec.md

AI-Powered Characterization Test Generator MCP — lock legacy Python behavior into pytest so you can refactor safely.

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Developer tools PyPI Local APACHE-2.0
pixelbyte-figma-mcp io.github.nicepixelbyte/pixelbyte-figma-mcp

MCP Server for Figma API - Design tokens, gradients, effects, interactions, accessibility checks, Code Connect, and code generation for React, Vue, SwiftUI, Kotlin

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Design and media PyPI Local MIT
polybugger-mcp io.github.wilfoa/polybugger-mcp-changelog.md

MCP server for multi-language debugging with AI agents via DAP (Python, Go, Rust, Node.js)

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Developer tools PyPI Local MIT
postman-mcp io.github.logesh-works/postman-mcp-changelog.md

An MCP server for Claude Code that generates and updates Postman requests from your API code, with a diff before every write.

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Developer tools PyPI Local MIT
postman-runner-mcp io.github.pgnextgen/postman-runner-mcp

A generic MCP server for executing Postman collections — supports v2.1 collections, environments, variable chaining, and scripting

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Developer tools PyPI Local MIT