Best Spec AI Skills & MCP Servers

Inline review comments for markdown specs. Built-in MCP server hands feedback directly to your AI agent.

MCP server for AI-assisted Minecraft modding: inspect decompiled source, resolve Mojang/Yarn/Intermediary mappings, diff versions, analyze Fabric/Forge/NeoForge mod JARs, and validate Mixin, Access Widener, and Access Transformer files.

Bhived MCP Server — shared knowledge graph for AI agents. Query, write, and inspect collective AI knowledge through the Model Context Protocol.

Convert Playwright scripts into Tap v2 plans. Compile .spec.ts / .test.ts files into deterministic v2 Plan JSON that runs at zero LLM tokens in Claude Code, Cursor, and any MCP host.

MCP server for delegating tasks to specialized AI assistants in Cursor and other tools

Cross-agent permission policy specification for AI coding agents

Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).

Model Context Protocol (MCP) server to execute aider-specific code editing operations

MCP server for Meshes — emit events, manage workspaces, create rules, and inspect deliveries from any MCP-compatible client.

Bring a design specialist to your AI workflow. 12 MCP tools connect v0 to Claude Code, GitHub Copilot, and any MCP-compatible agent — for design consultation, component generation, and iterative refinement. Free during preview.

Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).

MCP server for HikerAPI — Instagram data API. Auto-generates tools from the HikerAPI OpenAPI spec.

Cross-agent permission policy specification for AI coding agents

An MCP server that connects OpenSpec to AI assistants like Codex, Claude, and Cursor.

MCP server for PDF structure analysis - read, inspect, and validate PDF internals

MCP Server for Spec-Driven Development - Create and manage SDD test specifications with tasks, logs, and acceptance criteria

Your Claude Code sessions don't have to start from scratch anymore — SpecMem gives your AI real memory. It won't forget your conversations, your code, or your architecture decisions between sessions. That's the whole point. Semantic code indexing that act

MCP server for database connectivity. Multi-DB (PostgreSQL, MySQL, SQLite), connection management, schema introspection, query execution with token-optimized responses, rollback, history, elicitation for destructive ops, and prepared statements. Zero conf

MCP server for PostgreSQL with full read-write support, transactions, and schema inspection. Works with any PostgreSQL instance — local, Supabase, AWS RDS, or self-hosted. Use with Claude, Cursor, Windsurf, and any MCP-compatible AI client.

Enterprise-grade MCP server providing advanced debugging capabilities for Node.js and JavaScript applications via Chrome DevTools Protocol. Features 25+ debugging tools including breakpoints, variable inspection, execution control, CPU/memory profiling, h

A specialized Model Context Protocol server for MUSHCODE development assistance. Provides AI-powered code generation, validation, optimization, and examples for MUD development.

MCP server that annotates any web page with hover labels — zero extensions, any browser

Production-ready AI agent orchestration platform with 66 specialized agents, 213 MCP tools, ReasoningBank learning memory, quantum-resistant Jujutsu VCS, and autonomous multi-agent swarms. Built by @ruvnet with Claude Agent SDK, neural networks, memory pe

Orchestray plugin: scrape API documentation into a portable mapping file, then generate language-specific client modules.