Caption Float

Caption Float keeps a web video and its captions available while you work in another window. Click the extension icon to browse YouTube subscriptions in the side panel. Hover a YouTube video and click **Open floating window**, or press `Alt+Shift+P` on any supported HTML5 video page, then switch among video-only, caption-only, and combined layouts. - Video-only mode with the active caption overlaid - Caption-only mode with all available lines - Combined video and transcript with a draggable divider - Playback controls in the always-visible top toolbar - Automatic scrolling and current-line highlighting - Optional current-word highlighting when timing is available - One-sentence-per-line caption layout - Previous/next caption navigation and current-line looping - Manual scrolling with a Back to current button - YouTube caption prefetch with a visible-caption fallback - Standard HTML5 TextTrack caption support - YouTube channel subscriptions and latest videos in the side panel - No developer-operated analytics, ads, or accounts Caption processing stays on your device. Protected video, canvas players, cross-origin frames, custom caption renderers, and videos without captions may not be supported. YouTube is a trademark of Google LLC. This extension is not affiliated with or endorsed by Google LLC.