YTLoop - YouTube A-B Loop

Loop YouTube videos with one click. Set A-B points to repeat specific sections.

YTLoop adds simple, intuitive loop controls directly into the YouTube player. FEATURES • One-click loop — Repeat the entire video with a single click • A-B loop — Set precise start and end points to loop any section • Visual timeline markers — See your loop region highlighted on the progress bar • Persistent — Your A-B points are saved per video so they're there when you return • Keyboard shortcuts — L (loop), [ (set A), ] (set B), O (A-B toggle), Shift+R (reset) PERFECT FOR • Musicians learning songs or solos • Language learners replaying dialogue • Students reviewing lectures • Dancers practicing choreography • Anyone who wants to rewatch their favorite moments PRIVACY • No data collection — everything is stored locally on your device • No analytics, no tracking, no external requests • Only runs on youtube.com Lightweight, open-source, and built with Manifest V3.