What is vCaptions – Video Caption List?

vCaptions is an AI-powered browser extension that generates interactive transcripts, AI summaries, and dual-language subtitles for online videos. It supports YouTube, Bilibili, and any website with HTML5 video, helping users digest video content faster.

How to use vCaptions – Video Caption List?

Install the extension from the Chrome Web Store, then navigate to a supported video platform like YouTube or Bilibili. The extension automatically generates a caption list alongside the video; click any caption line to jump to that timestamp. Use the AI summary and chat features to get quick overviews, enable dual subtitles for translation, and export captions as SRT, VTT, or TXT files.

Core features of vCaptions – Video Caption List

Interactive Video Transcript: Click any caption line to jump to that timestamp
AI Summary & Chat (ChatGPT powered): Get instant video summaries and ask questions
Dual Subtitles & Translation: Real-time subtitle translation with native + translated captions
Smart Chapter Extraction: Automatically detect topics and generate video chapters
Subtitle Downloader: Export captions as .SRT, .VTT, or .TXT files
Flexible Layouts: Sidebar, Floating Window, or Embedded mode
Customizable UI: Dark Mode support and font size adjustments