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.
Render music notation (SVG + MusicXML + MIDI) from a JSON score, validate input, analyze MusicXML harmonically, and search a curated music-theory knowledge base. Free, no auth. npx -y @gradusmusic/notation-mcp
Conversational Spotify control with intent-shaped tools: play by description, queue, devices, playlists, and library, plus a 2-minute PKCE setup wizard. Built for the post-Feb-2026 Spotify Web API. npx -y @xavifabregat/spotify-mcp