Contrast Slider by KeyOuts

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Contrast Slider version history - 4 versions

Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 2.7
Released Mar 27, 2026 - 12.22 KB
Works with firefox 58.0 and later, android 120.0 and later
Bug fix - removed error that was causing some sites to render as blank.
Source code released under All Rights Reserved
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Older versions
Version 2.6
Released Mar 4, 2026 - 13.67 KB
Works with firefox 58.0 and later, android 120.0 and later
Automatically saves contrast preferences per URL. Reset button to clear preferences.
Source code released under All Rights Reserved
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Version 2.2
Released Jan 21, 2026 - 11.35 KB
Works with firefox 58.0 and later, android 120.0 and later
Button to reset contrast to original setting.
Source code released under All Rights Reserved
Download file

Latest version