Customaise scripts for youtube.com

UserScripts and AgentScripts that run on youtube.com, every one reviewed before it goes live. Subscribe in one click.

Scripts that run on youtube.com

• YouTube Deep Research agent tools (AgentScript): Research YouTube and Shorts from your own logged-in tab: timestamped transcripts, comment threads with engagement, channel sweeps, straight to your agent.
• YouTube Highlights for Your Interests (On-Device AI) (UserScript): Marks the moments worth your time on a YouTube timeline, scored on-device against what you care about. No API key, your interest never leaves your machine.