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Preview of YouTube Mobile - Custom Captions

YouTube Mobile - Custom Captions by dan

Experimental

Modify the style of captions on m.youtube.com, like can be done on the desktop site but with some more options!

You'll need Firefox to use this extension
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Screenshots
Example of a custom caption on m.yotube.com on fenix (firefox for android) - centered text with a drop shadow and no background, orange text purple shadowExample of a custom caption on m.yotube.com on fenix (firefox for android) - non centered text, no background, fancy typeface, white testExample of a custom caption on m.yotube.com on fenix (firefox for android) - typewriter typeface, black test on a beige background, depressed textExample of a custom caption on m.yotube.com on fenix (firefox for android) - white fancy text no backgroundExample of a custom caption on m.yotube.com on fenix (firefox for android) - in portrait mode showing centered text with a drop shadow and no background, orange text purple shadowExample of a custom caption on youtube.com on desktop - purple background orange text raised shadowShowing the settings page and options with mock preview of the captions above
About this extension
A lightweight self contained addon that allows for settings to be set for closed captions/subtitles on m.youtube.com, as YouTube only presents caption/accessibility options on the desktop site.

Designed as an Add-on for Firefox for Android, however supports desktop Firefox also.



Supports:
  • Font Typeface
  • Font Size
  • Font Colour
  • Background Colour
  • Shadow Style ('Text edge style')
  • Shadow Colour
  • Experimental force centered mode
  • Settings Sync to Mozilla Account

TODO:
  • Add custom positioning
  • Improve settings page (design, preview)
  • Make font and shadow types preview in their drop downs also
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This add-on needs to:

  • Access browser tabs
  • Access your data for sites in the youtube.com domain

This add-on may also ask to:

  • Access your data for all websites
More information
Add-on Links
Version
1.3
Size
419.64 KB
Last updated
9 days ago (Feb 10, 2025)
Related Categories
License
MIT License
Version History
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Release notes for 1.3
Patch:
  • Hotfix for Youtube change causing background issues
  • Made text shadow/edgestyle scale with screen-size
  • Fixed ColourPicker preview circle always showing
  • Fix for 'Small caps'
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