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Preview of CaptionGuard

CaptionGuard by Jerome

Audit video caption/subtitle track coverage and highlight missing caption setups.

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About this extension
CaptionGuard is a Firefox extension for quick video-caption compliance checks. It scans video elements for caption/subtitle tracks, surfaces risky autoplay setups, and highlights videos that are missing caption tracks.
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Required permissions:

  • Input data to the clipboard
  • Access browser tabs
  • Access your data for all web sites

Optional permissions:

  • Access your data for all web sites

Data collection:

  • The developer says this extension doesn't require data collection.
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More information
Version
1.0.0
Size
22.13 kB
Last updated
18 days ago (14 Mar 2026)
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