Chrome extension

vCaptions

Shows a clickable transcript beside YouTube, Bilibili and other web videos, with dual-language subtitles, chapters and AI summaries.

What it does

vCaptions shows a clickable transcript beside videos on YouTube, Bilibili and other sites, with dual-language subtitles, generated chapters and AI summaries. It suits language learners, students and researchers who study video content.

Key features

  • Shows the full caption list next to the video; click a line to jump there
  • Displays dual subtitles with real-time translation
  • Generates chapters automatically when a video has none
  • Summarizes videos and answers questions about them with ChatGPT
  • Exports subtitles as SRT, VTT or TXT files

Use cases

  • Learning a language by comparing original and translated captions
  • Jumping to a specific part of a long lecture
  • Saving a video's captions for offline notes

Getting started

Play a video on YouTube, Bilibili or another site and open the vCaptions panel in sidebar, floating or embedded mode.

Good to know

Transcripts depend on the subtitles available for a video. AI summaries and chat send caption text to ChatGPT.