YouTube Timestamp Bookmarker

YouTube Timestamp Bookmarker — save, organize, and share moments from any video.

Add one-click bookmarks with notes, jump back instantly, and manage them in a slide-out sidebar. Export/import per-video JSON (with optional thumbnails), download in one tap, and re-import later on any device. Drag the floating pill where you want it, use F7/F8/F9 shortcuts, and keep everything synced locally—no accounts needed.

Key features:

One-click bookmarks with notes, start/end ranges, and thumbnails.

Slide-out per-video sidebar plus draggable floating counter.

Export/import per-video JSON (downloadable file; optional thumbnails).