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 1.6.53
Released 22 Dec 2025 - 3.37 MB
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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Older versions
Version 1.6.52
Released 22 Dec 2025 - 3.37 MB
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 1.6.51
Released 21 Dec 2025 - 3.37 MB
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 1.6.50
Released 21 Dec 2025 - 3.37 MB
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 1.6.48
Released 20 Dec 2025 - 3.37 MB
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 1.6.47
Released 20 Dec 2025 - 3.37 MB
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 1.6.42
Released 15 Dec 2025 - 3.37 MB
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 1.6.40
Released 6 Dec 2025 - 3.37 MB
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 1.6.39
Released 6 Dec 2025 - 3.37 MB
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 1.6.38
Released 3 Dec 2025 - 3.37 MB
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 1.6.37
Released 27 Nov 2025 - 3.37 MB
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 1.6.35
Released 21 Nov 2025 - 3.37 MB
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 1.6.33
Released 18 Nov 2025 - 3.37 MB
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 1.6.32
Released 15 Nov 2025 - 3.37 MB
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 1.6.31
Released 7 Nov 2025 - 3.37 MB
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 1.6.30
Released 6 Nov 2025 - 3.37 MB
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 1.6.29
Released 3 Nov 2025 - 3.37 MB
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 1.6.28
Released 31 Oct 2025 - 3.36 MB
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 1.6.27
Released 25 Oct 2025 - 3.36 MB
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 1.6.24
Released 23 Aug 2025 - 1.13 MB
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 1.6.23
Released 22 Aug 2025 - 1.13 MB
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 1.6.22
Released 20 Aug 2025 - 1.13 MB
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 1.6.21
Released 18 Aug 2025 - 1.13 MB
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 1.6.20
Released 16 Aug 2025 - 1.13 MB
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 1.6.17
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
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Latest version

Version 1.6.53

Older versions

Version 1.6.52

Version 1.6.51

Version 1.6.50

Version 1.6.48

Version 1.6.47

Version 1.6.42

Version 1.6.40

Version 1.6.39

Version 1.6.38

Version 1.6.37

Version 1.6.35

Version 1.6.33

Version 1.6.32

Version 1.6.31

Version 1.6.30

Version 1.6.29

Version 1.6.28

Version 1.6.27

Version 1.6.24

Version 1.6.23

Version 1.6.22

Version 1.6.21

Version 1.6.20

Version 1.6.17