Best Spec AI Skills & MCP Servers
171 curated Spec skills and MCP servers — install any of them into Claude, Cursor, ChatGPT, n8n, or any AI stack with one command.
GitHub Code Search
Search millions of public GitHub repositories for real-world code patterns and implementation examples. Discover how developers use specific libraries and handle complex configurations in production environments. Improve coding speed and accuracy by referencing verified open-sour
Symdex
Index and search codebases using structured schemas for deep code analysis. Audit specific domains or security-related functions to ensure code quality and safety. Explore complex codebases with high-level overviews to understand structure and patterns quickly.
ClickHouse
Query ClickHouse Cloud — run SQL, list databases and tables, explore services and backups, inspect usage, run ClickPipes.
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.