Configurable notifications when Claude finishes - TTS, alert sounds, or silent
/plugin marketplace add get-cubed/herald
/plugin install herald@get-cubed/herald
Disable herald notifications
Enable herald notifications
Configure herald TTS output preferences
Show current herald configuration
Set herald notification style (tts or alerts)
Configure TTS provider (macos, windows, elevenlabs)
Migrate your code and prompts from Sonnet 4.x and Opus 4.1 to Opus 4.5.
Frontend design skill for UI/UX implementation
Easily create hooks to prevent unwanted behaviors by analyzing conversation patterns
Adds educational insights about implementation choices and codebase patterns (mimics the deprecated Explanatory output style)