Swift CLI bridges giving Claude Code native access to Apple Reminders, Calendar, Contacts, Notes, Mail and tmux — includes Claude Code skill with full command reference

Customize Claude Code's system prompts, create custom toolsets, input pattern highlighters, themes/thinking verbs/spinners, customize input box & user message styling, support AGENTS.md, unlock private/unreleased features, and much more. Supports both native/npm installs on all platforms.