Best Spec AI Skills & MCP Servers
177 curated Spec skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
Agentic Flow
Production-ready AI agent orchestration platform with 66 specialized agents, 213 MCP tools, ReasoningBank learning memory, and autonomous multi-agent swarms. Built by @ruvnet with Claude Agent SDK, neural networks, memory persistence, GitHub integration,
Mcp4Openapi
Universal MCP server that generates tools from any OpenAPI specification
Web Content Extractor
Agent-optimized MCP server for extracting clean, structured content from web pages - built specifically for AI agents that need LLM-friendly web data
Hackatank
MCP server exposing HACKATANK bot dev API (validate, train inline source, submit, replay, spec) to AI clients via stdio.
Core Linux X64 Gnu
Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).
Core Darwin X64
Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).
Hikerapi
MCP server for HikerAPI — Instagram data API. Auto-generates tools from the HikerAPI OpenAPI spec.
Core Win32 X64 Msvc
Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).
Permission
Cross-agent permission policy specification for AI coding agents
Core Darwin Arm64
Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).
T32
TRACE32 debugger MCP server — low-cost MCP frontend for session, dialog, field, history, and resource inspection with stable cold start.
Judges
45 specialized judges that evaluate AI-generated code for security, cost, and quality.
Structured Data Validator
MCP server for validating, transforming, and normalizing structured data - built specifically for AI agents
Core Win32 Arm64 Msvc
Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).
Core Linux X64 Musl
Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).
Permissions
Cross-agent permission policy specification for AI coding agents
Hex Line
Hash-verified file editing MCP + token efficiency hook for AI coding agents. 9 tools: inspect_path, read, edit, write, grep, outline, verify, changes, bulk_replace.
Java Inspector
MCP server that gives AI agents instant access to decompiled Java code from Maven dependencies. Blazing fast Java class analysis for Claude, Cursor, and other LLM-powered IDEs.
Airtable User
Community MCP server for Airtable. Schema inspection, table / field / view CRUD (including merge-safe filter / sort / group updates), formula validation, and extension management. Not affiliated with Airtable Inc.
Livepilot
Agentic production system for Ableton Live 12 — 465 tools, 56 domains, 44 semantic moves. Device atlas (5264 devices, 120 enriched, 7 indexes), Splice intelligence (gRPC + GraphQL describe-a-sound + preview + collections + presets), 9-band spectral percep
Dynamic Openapi
Transform any OpenAPI v3 spec into a fully functional MCP server
Cbrowser
Cognitive browser automation that thinks like your users—and helps AI agents navigate too. Simulate real user cognition with abandonment detection, constitutional safety, chaos engineering, and UX friction discovery. Sites that pass CBrowser's cognitive t
Agent Permissions
Cross-agent permission policy specification for AI coding agents
Cli
Planu — MCP Server for Spec Driven Development with native Rust acceleration for hot paths. Cross-platform (Linux/macOS/Windows, x64/arm64, glibc/musl).
About Spec skills on iClaude
iClaude is the universal install layer for AI skills. Every Spec skill on this page can be installed into Claude Code, Claude Desktop, Cursor, ChatGPT, n8n, Codex, and more — using a single copy-paste command. No config drift, no per-stack adapters, no manual MCP wiring.