Download Firefox Developer Edition 125.0b7

Get the latest features, fast performance, and the development tools!

Updated: April 03, 2024

Size: 152 MB

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152 MB · April 03, 2024

Firefox%20125.0b7.dmg

Previous versions More »

137.0b5 March 14, 2025 141 MB 137.0b4 March 12, 2025 141 MB 137.0b3 March 09, 2025 141 MB 137.0b2 March 07, 2025 141 MB 137.0b1 March 05, 2025 141 MB 136.0b9 February 23, 2025 140 MB