About this app
Get the latest features, fast performance, and the development tools you need to build for the open web using Firefox Browser Developer Edition.
Install with Winget
Command line
PS> winget install --id Mozilla.Firefox.DeveloperEdition.ca -e
Official manifest sources
Downloads for version 149.0
External links ↗
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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AD1FE2206CE5C4D749C24D33E5511F8BAB4A76D089DD60A02C36DEA458900D5B
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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54A0BEAAEF05998FE07FC302C3D6C6D28027C518670E02A198E773F0082F186E
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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80013F9842D0351B28473EEA076FF19BCF6DC12E19E08A7C822EB851C7648320
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Download
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Version archive
17 older versions
Version 148.0
＋
| Installer |
Details |
SHA-256 |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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5060E1421258F32671B2A44B34DAE23F4C2DBAA2D84608E47D51741894E18328
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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3628BB4135A2A06EB7F7A3883202EBF224357F3DC00ABF34B4B60983CCE8FEB1
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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330BD5333C5BACB3E4DBD67E58EF42632570549FC59BC80D50F635F07A238CAD
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Download
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Version 147.0
＋
| Installer |
Details |
SHA-256 |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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A40B3BD614D9601D0F2FAB2585F55C2DDAC74CF1DDA4686B85F78F0F0471C40D
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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3A97D87A9899F25B53A0143DF26B5A5A7D806577208570C97AA127B8978FA9FD
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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00FF0201D40B43ED65CB9B4BBB3CE1832B3B460705B8D6E90DB044BA8306D7AC
|
Download
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Version 146.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
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41F3CF4C469E5A412634EBD6FCFA3361A990BF0BE0BB98667B35BF45EFCDEA1A
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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06B7839B1F1EC14C24381E96A5338D449E84F15B9BC79C9A0E081157951329E0
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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A3FCA9ED8DA0746C57000F579850344A8D04C2D5A9CE74D5917C7386212CEA3E
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Download
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Version 145.0
＋
| Installer |
Details |
SHA-256 |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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75D19243E23391BAB187941138B1ABA20B0804123A77C05616A5C2DC6E9037D7
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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CE66B71293DEFBAAAEEFAA44A0EC93567204BEA6319696D7A751809FC9AD72E5
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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3BAE00185DE48783CF5B9ECE7789E55B2F1CEAC8E695644880C2F3702B63B156
|
Download
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Version 144.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
4063AB4F61DC87B5962EEEB824FB1A270CBAC55E98ADCF781C8BCDF60967AAFD
|
Download
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|
x64
download-installer.cdn.mozilla.net
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nullsoft
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452C0BC11D7ECC317C981C5C47C79D40E1C71B53B5147874CC55AACFD627415A
|
Download
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|
arm64
download-installer.cdn.mozilla.net
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nullsoft
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ADBC99F46DB0443FCBC466D7A07F9DD78E0ADCD2E2DCA243EF2B270E8B6628E5
|
Download
|
Version 143.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
480D921DD927EFA5E18CB7631501D726875B87687B87B5B6EE490ADD36A38527
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
669CC64FBD7F549996A4DA1EE80274EB9228E694B7AA5BCD95A2EAB4DB120208
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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490A6C428388EDD3743A9FA9AF22243DE8A203A6B75DFD6B97665451F2E28681
|
Download
|
Version 142.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
A3ACE3B21B6602810658366011AA5EDE2A37ED6303DEC906AEF5C4D4B40ED367
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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060DD6572BE1F3BA4A7D75562EE2E1542F9739F8C5F635F3D37DE7A980B63644
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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C2B91B792C263CBF9B0CE004101B3FA6074B69AD89FABFDDDF33334FF3D42B95
|
Download
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Version 141.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
0CAA2ECB3BD2DBB7DA0A60B6F2A5AE1177A578FA09798B788DD1ED6FD91B8096
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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E29BBEB825A352E67D7E94AC2BE59A04B2518409571B31913E571492796ABD62
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
726C40E0B4A3ECB997BC560C633FA20C0C93702517FF47771EE113B8FE3B23AF
|
Download
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Version 140.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
83EDC0E0F031224F120F0A8214496118E453EA902B00AB5690D60A4F348DE841
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
BEA9399BB34FDD0870CD238DDAB215C14885250D5D181905E9FE62C9ACBF2FA9
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
A784049C9F592B4EBFACCCF22AA7B81E5E91766062C2305F33760725B7A9A82F
|
Download
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Version 139.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
39C74B8A73D84FA30ED99ACE7D935673A4CE937EF39F6C0B00FD45BA4D59FB87
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
7C2C45E344626D785FB07717649E599B6B19C9769355578E14B15A011C1E3DB5
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
6ADDEF15FA8695B7C935FC33F145777FB32B0F67749FA2AE9E2E7761139BC227
|
Download
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Version 138.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
87BF6AED0DA0EF90CC6F7F3B8E62BF8CC6D68AEC0B0860D1D020E5AA4D2980EB
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
D7FC27607013EBEBD5BB7AF9FF865432C3A214FF0C86064862F011ED32738F55
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
8094EB46360328580C26A00A44701BC4B9F5BBD84BF78A690B94027ECD0210CB
|
Download
|
Version 137.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
E8F3BB2E9222EA7DE1DDC57D37D8FC89718D274AFEB06943357019527BCD707C
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
F07D4802194F124E37710BF91F0FC29BC1643521C93B4391B00EF391FC3D6AD2
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
B323133B62C9CC345B5032EFD82C7F808EA319ADCD9B88E1E4298E79DC590A37
|
Download
|
Version 136.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
07AA4DB8AA8030A1FC2B76217D710F88BE86A48FA16ECEE18B1996DA114ACF31
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
232474211E15E6D7485AC8EE27231FD75D83997711D6088BE98D05F66C94C24A
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
D2AE3FC43705BD87EF674C3416634980923AD5C207E65D6FFEC68C9A8C60A8B3
|
Download
|
Version 135.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
6D350078EC8B9A42ACF3F1B0D4A7B461FD430D0FD501D74B4B065D1EAF3ED178
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
3BEEB19D72D1D6584B48C4CD1678A0C0AE128AC662F91B4800A9E88359C29342
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
0C4F39498E058C4D10ECBB372D879530E056719834352ECAAD99BF66BF3698CE
|
Download
|
Version 134.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
E98F23B9ED745A35BE1149AE65012397F41E36EAAF51A18301D228B3D580C2AE
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
66C7E37F9DB4B6FF1F8D2532719DE7F5E20313469ED2398A551D257D58DE54CD
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
A3939A233F7C4344EB7A8FFA8F7A493F800BB52E8C3600E6AC3F361638332E61
|
Download
|
Version 133.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
403F781E18FACD1E794CD6DF11B8C107884E5098FA1A319EBBA2834BF83CD6D3
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
1DF24DCF58606DC3B5906B6DA00994D6C8FA1BA47468BEA4007852B939D6EBF7
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
C4DD477C440D39C6665DBCA488F89BCDEF91A1BF0B951FEB6D1FDD757FD99A5E
|
Download
|
Version 132.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
759B196D6A2D3CCE00F921B28F17004834BE82ACD5BB64848F2A91555D2B7F6E
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
6F6F5DBFDBBCB7EE8F6E3B16F0165559FFBA2BE2C4C89166DDC1F23339EFBB7A
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
6CA1B6A720271C0DB4DD2BF0F0CC52665186544857A16300806068AEFAE52BB8
|
Download
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