π 103 open-source iOS motion, transition and UI libraries, catalogued for people and agents (catalog.json + llms.txt); 59 run live in the MotionBook app
One command in Claude Code, Cursor, or Codex and your agent already knows the physics, the spring curves, and the interaction patterns I've spent years dialing in. Type a minimal prompt and get the interaction you actually wanted instead of something generic.
MCP server serving Apple Human Interface Guidelines as structured design tokens for AI coding agents β post-WWDC25 system colors, Liquid Glass constraints, SwiftUI mappings.