Developer Tools & Repos MCP Servers

npm dependency fitness: deprecated/yanked/superseded + verified safe migration target.

MCP server for on-premises Azure DevOps — browse repositories, pull requests, work items, and wikis.

MCP server for querying ecosyste.ms packages API

Secure permission layer between AI agents and your .env files

Persistent code knowledge graph + 9 composite MCP tools for AI coding agents.

AI Companion MCP Runtime for agent presence events over stdio.

Build-aware code intelligence for embedded C/C++ firmware — libclang, FTS5, call graphs, 33 tools

An MCP server that provides LLMs with the ability to use GitHub issues as tasks

Read public GitHub Projects v2 boards without auth — items, fields, story points, priority.

AI copilot for WeChat Mini Program - compile-fix, size analysis, compliance. 20 tools.

IBM Z mainframe MCP server - Key Protect HSM & z/OS

Model Context Protocol server for the Jules API

Verifiable fact-checking: verdict, confidence, sources, and a tamper-evident certificate.

The official Letmediff MCP server helping you review your code with an agent first workflow

Inspect, manage, and kill local dev servers via MCP. Stop guessing what's on :3000.

Local code intelligence for TypeScript/JavaScript — Find code, explain failures, guard API contracts, simulate changes.

MCP server for IBM z/OS jobs, datasets, USS, and operational diagnostics via Zowe SDK.

Multi-language code graph memory system for LLMs

MCP server giving AI agents safe access to filesystem, databases, processes, and APIs.

MCP server proxy for mcpd daemon

An MCP server gateway that minimizes context usage via progressive Lua-driven discovery 🌙