Mozilla Firefox Release Notes

Mozilla Corporation and contributors · Free Mozilla web browser with tracking protection, extensions, configurable tab organization, optional device sync, and integrated web developer tools.

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From homebrew/cask

30-day installs: 13,892; #25 in App
1-year installs: 184.8K; Last 365 days
Latest version: 158.0.1; 2 days ago · Oct 20
Download size: 165MB; arm64 / x86_64 · dmg
Release cadence: Weekly; 4 releases in 30 days

143.0.1
PatchSep 19, 2025 · Fri
Added to Homebrew Sep 19, 2025 13:08
CompatibilityUnknown
No separate release notes for this version
143.0
Sep 16, 2025Expand
Added to Homebrew Sep 16, 2025 13:20
CompatibilityUnknown
No separate release notes for this version
142.0.1
Aug 27, 2025Expand
Added to Homebrew Aug 27, 2025 16:22
CompatibilityUnknown
No separate release notes for this version
142.0
Aug 19, 2025Expand
Added to Homebrew Aug 19, 2025 13:14
CompatibilityUnknown
No separate release notes for this version
141.0.3
Aug 7, 2025Expand
Added to Homebrew Aug 7, 2025 13:17
CompatibilityUnknown
No separate release notes for this version
141.0.2
Aug 5, 2025Expand
Added to Homebrew Aug 5, 2025 15:55
CompatibilityUnknown
No separate release notes for this version
141.0
Jul 22, 2025Expand
Added to Homebrew Jul 22, 2025 16:03
CompatibilityUnknown
No separate release notes for this version
140.0.4
Jul 8, 2025Expand
Added to Homebrew Jul 8, 2025 16:02
CompatibilityUnknown
No separate release notes for this version
140.0.2
Jun 27, 2025Expand
Added to Homebrew Jun 27, 2025 19:09
CompatibilityUnknown
No separate release notes for this version
140.0.1
Jun 26, 2025Expand
Added to Homebrew Jun 26, 2025 15:52
CompatibilityUnknown
No separate release notes for this version
140.0
Jun 24, 2025Expand
Added to Homebrew Jun 24, 2025 13:06
CompatibilityUnknown
No separate release notes for this version
139.0.4
Jun 10, 2025Expand
Added to Homebrew Jun 10, 2025 15:50
CompatibilityUnknown
No separate release notes for this version
139.0.1
May 29, 2025Expand
Added to Homebrew May 29, 2025 19:02
CompatibilityUnknown
No separate release notes for this version
139.0
May 27, 2025Expand
Added to Homebrew May 27, 2025 15:53
CompatibilityUnknown
No separate release notes for this version
138.0.4
May 17, 2025Expand
Added to Homebrew May 17, 2025 21:53
CompatibilityUnknown
No separate release notes for this version
138.0.3
May 13, 2025Expand
Added to Homebrew May 13, 2025 12:59
CompatibilityUnknown
No separate release notes for this version
138.0.1
May 1, 2025Expand
Added to Homebrew May 1, 2025 16:17
CompatibilityUnknown
No separate release notes for this version
138.0
Apr 29, 2025Expand
Added to Homebrew Apr 29, 2025 13:34
CompatibilityUnknown
No separate release notes for this version
137.0.2
Apr 15, 2025Expand
Added to Homebrew Apr 15, 2025 16:13
CompatibilityUnknown
No separate release notes for this version
137.0.1
Apr 8, 2025Expand
Added to Homebrew Apr 8, 2025 16:05
CompatibilityUnknown
No separate release notes for this version
137.0
Apr 1, 2025Expand
Added to Homebrew Apr 1, 2025 15:59
CompatibilityUnknown
No separate release notes for this version
136.0.4
Mar 27, 2025Expand
Added to Homebrew Mar 27, 2025 16:01
CompatibilityUnknown
No separate release notes for this version
136.0.3
Mar 25, 2025Expand
Added to Homebrew Mar 25, 2025 16:10
CompatibilityUnknown
No separate release notes for this version
136.0.2
Mar 18, 2025Expand
Added to Homebrew Mar 18, 2025 16:17
CompatibilityUnknown
No separate release notes for this version

Mozilla Firefox Release Notes

143.0.1

143.0

142.0.1

142.0

141.0.3

141.0.2

141.0

140.0.4

140.0.2

140.0.1

140.0

139.0.4

139.0.1

139.0

138.0.4

138.0.3

138.0.1

138.0

137.0.2

137.0.1

137.0

136.0.4

136.0.3

136.0.2