MCP Server Directory

Keesan12/martin-loop

Governed runtime for AI coding agents with budget caps, verifier gates, runaway-loop prevention, rollback evidence and inspectable run receipts.

juehang/vscode-mcp-server

Work in a VS Code workspace: read the directory structure, see linter and language server problems, read code files and make edits.

DmitriyGolub/threejs-devtools-mcp

Inspect and edit Three.js scenes, materials, shaders, lights in real time from any AI agent

IMNMV/ClaudeR

Connect RStudio to AI assistants for interactive R coding and data analysis.

morluto/jacobian

Executable mathematics and independent verification for AI agents.

isuzu-shiranui/UnityMCP

Unity Editor automation for AI agents: scenes, prefabs, assets, shaders, Timeline, tests, builds.

hypothesi/mcp-server-tauri

A Model Context Protocol server for use with Tauri v2 applications

apollographql/apollo-mcp-server

MCP server that exposes GraphQL operations as tools for AI models.

szeider/consult7

Analyze large codebases and document collections using high-context models via OpenRouter, OpenAI, or Google AI -- very useful, e.g., with Claude Code

allxsmith/bestax

Props, examples, CSS variables and Agent Skills for bestax-bulma React components (Bulma v1)

Continuum-AI-Corp/OrcaReplay

Read, replay and fork recorded coding-agent runs.

tiianhk/MaxMSP-MCP-Server

Coding agent for Max (Max/MSP/Jitter), the visual programming language for music and multimedia.

yokingma/time-mcp

Time MCP Server, giving LLMs time awareness capabilities.

storybookjs/mcp

Help agents automatically write and test stories for your UI components.

fkiene/llmtrim

MCP server and proxy that compresses LLM prompts, tool output, and replies to cut token cost.

DMontgomery40/bambu-printer-mcp

Control Bambu Lab printers, slice models, manage AMS filament, and connect Blender over your LAN.

lennix1337/Genexus18MCP

Read, edit, and analyze GeneXus 18 KB objects from Claude, Cursor, and AI agents.

OpenImageDebugger/OpenImageDebugger

MCP server giving AI agents eyes on OpenImageDebugger buffers in live gdb/lldb sessions

imbenrabi/Financial-Modeling-Prep-MCP-Server

MCP server for Financial Modeling Prep API with 250+ financial data tools

g0t4/mcp-server-commands

Run arbitrary commands and scripts.

node9-ai/node9-proxy

Access control for AI agents and MCP servers: allow, hold for approval, or block each tool call

pdavis68/RepoMapper

Dynamic map of chat-related repository files with their function prototypes and related files, ranked by relevance, based on Aider's Repo Map.

tumf/mcp-shell-server

Secure shell command execution.

paypal/agent-toolkit

The PayPal Model Context Protocol server allows you to integrate with PayPal APIs through function calling. This protocol supports various tools to interact with different PayPal services.

stippi/code-assistant

Coding agent with basic tools for listing, reading, editing and writing files, running commands and web search, supporting multiple projects at once.

ticktockbent/charlotte

Renders web pages into structured, agent-readable representations using headless Chromium.

debugmcp/mcp-debugger

Step-through debugging for AI agents: breakpoints, stepping and live variables in ten languages

satelliteoflove/godot-mcp

Agent-driven Godot playtesting: editor control, input injection, game-time stepping, live state.

MladenSU/cli-mcp-server

Command-line execution with customizable security policies.

crisnahine/rails-ai-context

35 MCP tools give AI agents live Rails schema, routes, models, and conventions.

dgesteves/onsystem

Catches palette colors, native elements and APIs your design system lacks in agent-written React.

nxtg-ai/forge-orchestrator

Forge orchestrator MCP server for Claude Code (alpha). Codex/Gemini runners are not in the alpha.

SAP/open-ux-tools

SAP Fiori - Model Context Protocol (MCP) server

DenRakEiw/scumble

Agents drive a layered AI inpainting editor: select by text, inpaint, mask, layers, PSD/ORA export.

ScopeBlind/scopeblind-gateway

Fail-closed Cedar policy gate + Ed25519 signed receipts for agent tool calls. Denies on any error.

fetchsandbox/mcp

A deterministic verification engine for agents. Proves a fix: fails on the old code, passes on new.

toolprint/hypertool-mcp

Dynamically expose tools from proxied servers based on an Agent Persona

cyanheads/mcp-ts-core

Agent-native TypeScript framework for building MCP servers.

dkruyt/mcp-hetzner

A Model Context Protocol (MCP) server for interacting with the Hetzner Cloud API. This server allows language models to manage Hetzner Cloud resources through structured functions.

NickCirv/engram

Ranked local code-graph context for AI coding agents. Intercepts reads + greps. Apache-2.0.

0xzr/freellmpool

OpenAI-compatible MCP gateway cataloging 22 LLM providers, with routing, failover, and tools.

jamesmontemagno/ohmyposh-configurator

MCP server for creating, validating, and exporting Oh My Posh terminal prompt configurations.

Vladimir-Human/humanizer-ru

Detect and normalize traces of machine generation in Russian text, without authorship verdicts.

Supercompress/Supercompress

Compress coding-agent context ~64%. Hosted Neural Keep MCP for Cursor/Claude/Codex.

agentrpc/agentrpc

Connect to any function, any language, across network boundaries using AgentRPC.

sebstaq/opencode-subagent-mcp

Run Claude Code subagents on cheaper opencode models (DeepSeek, opencode Go) with native parity.

sculptdotfun/viberank

Submit your AI coding usage (Claude Code, Codex, Gemini CLI) to viberank and read the leaderboard.

moira-mcp/moira

Agent Workflow Engine — multi-step MCP workflows with per-step directives and validation.