Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
Search thousands of community-vetted Claude Code skills, MCP servers and marketplaces from the Skillselion catalog, ranked by real install counts + GitHub stars. loadskill fetches a real SKILL.md mid-task. Install: npx -y skillselion-mcp.
AI agent discovery and marketplace on Nostr with Solana payments (SOL, USDC). NIP-89 discovery, NIP-90 jobs, NIP-44 v2 encryption, on-chain micropayments.