Captions+

Add local subtitles (SRT, VTT, SRV3, XML) to YouTube. Features: Drag & Drop, Sync, Custom Styles, and Sidebar Browser.

Captions+ is the ultimate tool for adding external subtitles to YouTube videos. Whether you have a local SRT, VTT, or XML file, simply drag and drop it onto the video to start watching immediately. 🚀 Key Features: ✅ Wide Format Support: Supports .SRT, .VTT, .SRV3, and .XML subtitle formats. Perfect for downloaded subtitles or archived YouTube captions. ✅ Drag & Drop Interface: Just drag your file from your desktop and drop it onto the YouTube player. It loads instantly! ✅ Professional Styling (Themes): Choose from pre-made presets: - Netflix Style (Yellow text with shadow) - YouTube Native (White text with background) - Cinema Mode (Clean white text with outline, no background) - Or customize fonts, colors, opacity, and text stroke manually. ✅ Interactive Sidebar Browser: View the entire subtitle track in a searchable sidebar. Click on any line to jump directly to that part of the video. ✅ Perfect Synchronization: Subtitle out of sync? Use the built-in +/- buttons to adjust timing by 0.5s increments instantly. ✅ Smart Encoding Fix: Fixes broken characters (mojibake) for languages like Arabic using the smart "Fix Encoding" toggle (switches between UTF-8 and Windows-1256). ✅ Native Look & Feel: Designed with a "Glassmorphism" UI that blends perfectly with the modern YouTube player. 🔒 Privacy Focused: All processing happens locally in your browser. Your subtitle files are never uploaded to any server.