Coding Agents MCP Servers
Compare the best open-source MCP servers for coding agents. Agents and tools that write, review and refactor code. Ranked by GitHub stars, with install commands, what each one can touch and scan reports where available.
Claude Debugs For You
Enable any LLM (e.g. Claude) to interactively debug any language for you via MCP and a VS Code Extension
Sdl MCP
Symbol Delta Ledger (SDL-MCP) is a policy-centered context budget layer for coding agents: Symbol-graph intelligence combined with precision tools. It turns sprawling codebases into compact, high-signal context that saves tokens, speeds up workflows, and improves agent output.
R3bl Open Core
Fully async Rust TUI engine π¦. For powering AI/LLM coding agents, Cloud/SSH workflows & interactive CLIs: non-blocking readline, inline dialogs, React/Elm-style full-screen TUI, Markdown editor, PTY multiplexing & rust-analyzer MCP server.
Graphicle
Code graph and memory for your coding agents, in one Rust program. For Claude Code, Codex, Cursor and any MCP client.
10xProductivity
Personal AI assistant for work inside corporate constraints, built on coding agents and the tools, sessions, and permissions you already have.
Claude Code For Beginners
Your Complete Beginner's Course to Mastering AI-Powered Development with Claude Code
Agnix
The missing linter and lsp for AI coding assistants. Validate CLAUDE.md, AGENTS.md, SKILL.md, hooks, MCP. Plugin for all major IDEs included, with autofixes.
Code Context Engine
Save 94% on AI coding tokens. Index your codebase, agents search instead of reading files. Works with Claude Code, Codex, Copilot, Cursor, Gemini CLI. Local MCP server, free, open source.
Runner
Where terminal agents work together. Claude Code, Codex, Copilot CLI and pi on the same task, in one mission, each keeping its own TUI in a real terminal.
Skillport
Bring Agent Skills to Any AI Agent and Coding Agent β via CLI or MCP. Manage once, serve anywhere.
Comfyui MCP Server
lightweight Python-based MCP (Model Context Protocol) server for local ComfyUI
MCP Fiscal Brasil
Servidor MCP fiscal brasileiro: CNPJ, NF-e, NFS-e, CT-e, SPED, eSocial, Simples Nacional, Reforma 2026. 44 tools, zero-cadastro, tabelas offline. Python.
Hermes Studio
Web UI & dashboard for Hermes Agent β chat, memory, skills, terminal, approvals, multi-agent orchestration. Self-hosted.
Opencode Primer
Master OpenCode, the open-source AI coding agent β setup, agents, skills, plugins, MCP, Zen & headless CI.
Martin Loop
Run coding agents without babysitting them. Keep jobs focused, bounded, checked and accountable from start to finish. Finally run your agents swarms overnight and get your time back.
Vscode MCP Server
MCP server to expose VS Code editing features to an LLM for AI coding
Erickwendel Contributions MCP
A Model Context Protocol (MCP) server that provides tools to query Erick Wendel's contributions across different platforms
TIA Portal Openness MCP
Drive Siemens TIA Portal V20/V21 (STEP 7, WinCC Unified) from any MCP client β create projects, generate PLC & HMI, compile & diagnose. Prebuilt runtime, no Openness coding required.
Cotal
The open standard for agent coordination
Mcpsnoop
Wireshark for MCP. A transparent proxy between your AI client and MCP server. Watch every call live in your terminal, fail CI on what it finds, export OpenTelemetry spans.
Yoagent
The agent loop for Rust β stream from 7 LLM protocols, run tools, loop until done. From a laptop to a Cloudflare Worker.
Rosetta
An instruction layer for AI coding agent
OpenLore
Deterministic, local-first memory and guardrails for AI coding agents with no LLM in the hot path.
Interactive MCP
Vibe coding should have human in the loop! interactive-mcp: Local, cross-platform MCP server for interact with your AI Agent
List refreshed November 15, 2026. Data comes from public GitHub repositories.