Developer Tools & Repos MCP Servers for Codex CLI

MCP server for MCP development assistance - helps agents develop and debug MCP servers

🎨 A Model Context Protocol (MCP) server for rendering Mermaid charts to high-quality images

An MCP server that accepts mermaid code and generates diagrams as images.

Ultra-lightweight mock data generator MCP server — zero dependencies, bilingual (zh-TW + en)

Modular MCP Server for multi-AI assistant coordination

MCP service for naive-ui

MCP server that turns your scripts into AI-powered tools for Claude and other AI assistants

Secure code execution sandbox for Claude — run Python, JavaScript, and shell commands

OpenAPI to MCP server, providing conversion of OpenAPI to MCP functionality

MCP server to scout beginner-friendly OSS issues with high precision using GitHub GraphQL

36 local developer utilities for AI agents. Hash, encoding, UUID, JWT, JSON, network, text.

MCP server for analyzing V8/Chrome CPU profiles with line-level tick attribution.

Terminal/TUI automation driver over PTY + xterm, exposed as MCP tools

Diagnoses pg-boss and graphile-worker job queues: retry storms, stuck workers, missed schedules.

MCP server that gives AI assistants accurate React Flow (@xyflow/react) v12 documentation, API references, patterns, and code generation

Local completion-contract checks and release receipts.

MCP server (stdio): validate JSON against JSON Schema (draft-07 / 2020-12) via the AgentForge API

MCP server: publish a self-contained static site (HTML page, report, slide deck, demo, small game) and get back a stable, shareable link

CLI for skill-loop: inspect, amend, evaluate, and maintain AI coding tool skills

Check, compile, run, and test Sounio programs locally.

Decodes minified production stack traces back to original TypeScript source using source maps.