UltimaDark - The Fastest Dark Mode Extension by ThomazPom

4.5 Stars out of 5

UltimaDark - The Fastest Dark Mode Extension version history - 25 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 1.6.17
Released 10 Aug 2025 - 770.79 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
You'll need Firefox to use this extension
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Older versions
Version 1.6.16
Released 10 Aug 2025 - 770.61 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.15
Released 9 Aug 2025 - 770.49 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.14
Released 7 Aug 2025 - 769.82 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.13
Released 6 Aug 2025 - 769.32 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.12
Released 29 Dec 2024 - 160.3 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.11
Released 15 Dec 2024 - 160.2 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.10
Released 12 Dec 2024 - 160.09 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.9
Released 12 Dec 2024 - 160.13 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.8
Released 30 Nov 2024 - 159.95 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.7
Released 28 Nov 2024 - 159.9 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.6
Released 27 Nov 2024 - 159.7 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.5
Released 25 Nov 2024 - 159.66 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.4
Released 22 Nov 2024 - 159.1 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.3
Released 22 Nov 2024 - 159.08 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.2
Released 18 Nov 2024 - 158.96 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.1
Released 12 Nov 2024 - 158.85 kB
Works with firefox 128.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.6.0
Released 10 Nov 2024 - 158.79 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.5.77
Released 28 Oct 2024 - 171.56 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.5.76
Released 27 Oct 2024 - 171.06 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.5.75
Released 26 Oct 2024 - 170.97 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.5.74
Released 18 Oct 2024 - 145.22 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.5.73
Released 17 Oct 2024 - 144.1 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
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Version 1.5.72
Released 16 Oct 2024 - 143.98 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
Download file
Version 1.5.71
Released 16 Oct 2024 - 143.99 kB
Works with firefox 79.0 and later, android 120.0 and later
Source code released under Mozilla Public Licence 2.0
Download file

Latest version

Version 1.6.17

Older versions

Version 1.6.16

Version 1.6.15

Version 1.6.14

Version 1.6.13

Version 1.6.12

Version 1.6.11

Version 1.6.10

Version 1.6.9

Version 1.6.8

Version 1.6.7

Version 1.6.6

Version 1.6.5

Version 1.6.4

Version 1.6.3

Version 1.6.2

Version 1.6.1

Version 1.6.0

Version 1.5.77

Version 1.5.76

Version 1.5.75

Version 1.5.74

Version 1.5.73

Version 1.5.72

Version 1.5.71