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.an -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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9F0D1AAEC5E05F8919A1E3A033E4EE9A3973395650B31933B9D441732F66D07A
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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1E6B6D36439FA27B2FD2A833486963837E96AE6AF9F1B08CDE76CA18BAE29D33
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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824D82095A9DA7969CFD464E8A4CA6E9ACC0D6CEFD5D8C57CFB34CD24A0EC0E6
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Download
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Version archive
17 older versions
Version 148.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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9B766FAC5A609F55A5A6AF355BD92ED04A4A764C55647738FFB80ED6D8B5718D
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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7B89377F202167468704562677BEB2E33C1A28130B530F6541158F4950057555
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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6A197A7709A2DE7E77600FA98A7F53D6D2D4AAB0518D58927E21518FEDD79537
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Download
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Version 147.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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46E2E36DE5AD5EBF1EE71D2843CDDCC9FB8DDCCDEABE786EA4887C4C5873EB3F
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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070FC6E7016CB05F6332B0460A7A1225559050553829170D7175BC8204AA509F
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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421196C9009814D393C148AC0B9C091693003422EDB012D73AB485B374AF2183
|
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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2B9FA1523A53BB5E7DB2B30C154765A0297458543489B7866D64FC1532DD79D6
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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3D36B1242541500F8A2BF8367351B48E49321910699F5CB5FD76CD9418447BDC
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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3CC0EA7978F9F5F44FC7695BC0F6A4AFB38E2E0D4B94E4F1A99DE443D61A3FD4
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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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794ABDBAE5C83C6972456858FD33599722DDC2BC251A5EFF9F5A621562E71615
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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1587457A3E1B0C1ABC88E3A862942B70F8FF576760C313EBFA6ED266ED451125
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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4B3CD837F66AE5C2FD9176B9517DC43131EDE83A756D8E47E41263F3B4170125
|
Download
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Version 144.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
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FFE198C8333276DBF18172B28A668A700CAC682FB8FD65C78E3C7E54417FD002
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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A62EEF23E04B01760091190085D864B00EB01620A151C7294177780D099898F8
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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DB6DB68089C145980BA71A28476F2AA585AF0DD7F5ACC352AE08AB05FC21108E
|
Download
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Version 143.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
A2457216E54AFE83EC6DA420211B1E2566381CA056C248D115740ECBE1C89643
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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DB6AA43E4C4DFCD0FE6B26B5729F5A5861D1D95A18C0BF08F1C0D683C8FA03AB
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
48FA4E1ADA41624473AD12907D9D0E1CA6BB273F69B5850F0A2C027736BD8A20
|
Download
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Version 142.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
6193B83A3DFC6DD1C5A1D36168F5053CB97C6749EC733E080459DFF12CB38292
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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1A0770EB5786C5F3C1A0B2EC934A4882DFA919BA28921962E7155B78718F0BE6
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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7D3D0E22CDCDDE60413E3C96292BE1242FC61C6B78728D207501CD22B63B5BD9
|
Download
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Version 141.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
E9EF523EA19AC4540A389AE9A07C309B1E83CC95665C99091EA8D3A77C6E5976
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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53E9DAB69C8CD5A27AD3B454B6E384972DA698BC1513037A9CF8DD102472E87D
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
2727A12B7ED6D14C3E2C66E26AC56FC5F484E2D1FFAE7E1ABEF42679E9395596
|
Download
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Version 140.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
BA067313DF46553174C8B4C98B8A11479E3B6A516A7ACEC5B79BFC9C5B3EAAD4
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
C41E84ECA35C280FAA2B05912F55BD8D96525A65C457414544549848EB223D0D
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
FEFD694F7BD87ED59DA606AD0D31D4B30C1B9590CADB1491F57876492181FE47
|
Download
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Version 139.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
6BA18044B1BC4D409A6B88B521037CF439C4234E2AF78DFCA34BEB094DF5936F
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
ABA106FD900CAE2D620C1606B994FF108DCE628F4B3B3E4F15F31449F69B9BC4
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
F7C60B0B25D4F72A05B0817ABF994EA90F3264E44C0AE1766DD5AB6762E210A5
|
Download
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Version 138.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
5F3064ADB4590D629CBBC8054BE6FCCEB3EF925965BA3EC11512BBB45476EC61
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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F9AF7B5554169682A379644E6D7057B3EFF4ECBA7CD97BC7577B72034EB23FFD
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
D931B00E06EDC1E84CA7FEBB49ECEACB1FF6ED5A66ABACE5F32B962DE9A7378C
|
Download
|
Version 137.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
09A0C209B0BE960CE9CE41A5138B1D1166F3322741685F0F189155A72E463700
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
ADD3AA6F873AEDE13D877B7E57F30A762755E467F4916FFAFF4732586E817CAA
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
0630F34407EC4B5EE6457BBA2A30FBD1A03944764B2D13A32730B20482D73AC1
|
Download
|
Version 136.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
5CEF31825C2B3E634C43BC62CDB7C167DE84E517F8DDA60C1B9A8D0CFEEF7615
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
3ED01729A1B8A5A7DE85A041CD3013A0F87C9BC050B17307EC94841121778D67
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
EEC0D0D365957C6FA5CEECC4D717952279C9DCB85FCD6897353CA9B6B01AC233
|
Download
|
Version 135.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
2972214B64B562106AD282A4215A96E089610EC4C442FF17FDCF841768E7E130
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
4E7B57DF7E582E0944DE9B9B68D44C84135778247C95FF485BF2FCFDA5EB36F0
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
AAA1D203018D20FD8BB596783C5F502B24DD402C061EE611EF245769488EBABC
|
Download
|
Version 134.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
E02BAC6EE10ED4EC0DA142A59A37C16A98658503DDAD835B5F64C76784183C99
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
F43E3F72D815A074B0350CC37C9E3B50B00D4B47BB121E748F9A30583BA42337
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
0133E2002FEC36BAA472A28CCBEAADB961CAD20C169027B78D6F0A57CF243B74
|
Download
|
Version 133.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
313AAFAC7AF13F95BF5EDBD569F03384B22E3D2A811B893A731E69B501D64FDF
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
8FAE7574208FF143B6B617639206602FDE9B09B7A092869C576D016F6C07A38C
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
9C8233D51CCA4D20E7F9DD6CF4ADE8F71F04FE76E287A1B124A6CE7836723048
|
Download
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Version 132.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
1C068CC2F4E8CECAD4313848EF9B0E4191DEA9ED7B6DADCEE6D224D03E691FA5
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
|
937D1583D43428808B34A86E6321A87544DB0E633ECD03CA836FBE3BE85A6B74
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
35FB132164CD7EAA1D24CE498007FBB014A7215C735677963A475B80E8584FB4
|
Download
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