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.is -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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06AC502F87C48C1F04776A66936A1A4A3C669C47896AEBA8BDC062E0A8B323EE
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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B6018095D75CF11983CCB03F50B3837ACD074F8A2947760BBE0185637C8620E6
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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D8C745B1169CC18EF7B134D2741B47D91E6BCB092D6AFB62EDBA6FCA34F1326E
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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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17F87B0E0FF44A634A9F893A6B901CD920467C567F30FD58D150B318A0F9589B
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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A32B975EBBC9D4528FA5ACE865FF028AF897C36B61C510F4EC3FB9DEC02BF3C5
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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F57A42B42703B37478566D233C8C1E395DD5251CEA1ADE7710AE9A6D1480478D
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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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98D9023AC010C60007683F682D7B8F14C7DEF6F9D3DDF6DC98D17B382227BE9D
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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BE75E0533CCEC70E837249933F29A19F7FE607431EB8F4E345D6661506B52330
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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B7EF916B189D52396B7FF2D77D545A8A904299CC634FEC57D0E062DDF1FFB310
|
Download
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Version 145.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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AE2716177E14C9D88D9C47F616DD2A404B83DEFE37F7CD2D7FD2C0DCFB826E05
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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C62DF320F83695A9460A64AF3315ADE10B581B630C052BD822790CBA0902EB1B
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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E1C4BAB934CD6C13A1E2D1175F264416EAC6F114FC1FD19E88DC4BF489F538C5
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Download
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Version 144.0
＋
| Installer |
Details |
SHA-256 |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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A8D695ABC7ADD8ED6137A7C62F9565454123022103491A7F17AB00ECC62BE5CD
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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F86C55340273D2E4CD00C23DB4840A686752A7571BCB5EF5E716F1BA9EF98F8D
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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C5689E27030D89DFB66DBE766D353A7E368A0E8CDCD6BDD841ECB1F4897506F1
|
Download
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Version 143.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
ED424CF3112805038C4EA46F6D19C5B67419742A8164B8F2FCDC832C165CE7B2
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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34FB63DCBEB40E1F176F5413BB22A42BCAF0CD9D271B2A5ACD599F58F4FE715E
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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4A9F88953B5B07B9D05C3AA2F13100F05AFDD65968BC9B887EDA1FB8ACBC9AD2
|
Download
|
Version 142.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
D759F90FD09104E7FC6D2EF9AB8EFBAA61A87888F8E9055EC4457017E46472A9
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
C230D945D5EEC27F905311A2DDD79B65C8A3375B6A6DE3A87022E2EE05D61F2F
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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B43238EFAF5104FEF8D3CB8B3D0DA36BEEF60AD99032B9CE3C733039AFA96981
|
Download
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Version 141.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
6D7AEBAB67BC610933B9712E0F8894F9B73BD32DCD75122F54AEA7952D697704
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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770A31BDE48D3B67FDFCBEE996E7A37643AD3C08471D1C2DBFB548BD5B12EA6D
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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64E2C36192B5AF4E50CCF70E14D690BF7807B4B4FFE446B0A02BFCD6C33C655B
|
Download
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Version 140.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
BE4E008FF56C2148F66ED7D612CAF91783F71149E91B38A1A29DA82CDCEEB4CE
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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BBDAF5D0D8BA2D8F734BF297E2F109B3F6437AD746217ECA7210A2A5E66217B5
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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A26BA13FA99B50AC901CDEC638396FB9C86DD1ACA0E43F2AD84E508C35895A02
|
Download
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Version 139.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
5F9BBC3BEBC25BDE9764815DA1B476EEFD8DD62392D643C1B325C01B80EB885A
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
5A23BFBDF9DE7E1350234D9611E9C0E20481353BE0CA569F4FF4AEB5C6D492A7
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
A2139043D1AB096A5473A864E26BF70BD5C8ADDA5FC17E68755A3A06B62EE5C8
|
Download
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Version 138.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
145E0DF180EE261512B3D020D5EC7EEB8CFA7B35C3245904732CCC7087815919
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
4601B9AE5D9D654D104ED9E5C8123CD0658DB38ACB73F9A0FE1A252BC0B33C41
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
348CC38CE151ABA7859D8021B62D5792A4BA355DDB7B0CFA1B41946E810E4E64
|
Download
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Version 137.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
C84ACB7028881462798CCABB12FF8EB7A2F08F2A30B2D7AA99ADD53A690D91FF
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
D389EF723E76E9D741898EBAE76CDF82741279732FA366A3E640D0699EA8E415
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
AC411E19F6D67C02BEEE9917EA8A627FBB6C876A6DE75B9B28C894CDE3F6108A
|
Download
|
Version 136.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
0216B66F6B094DD039529E0E6FA8A4E3E647AA138F21B8171E1D9091197E9474
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
9B792BEEC8596C55B9C48CF415D9071DDA9B86D73548C8C92B5C5123CC5A6BDB
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
86F05D7E5D3663EB2C875A73A2423B3E7D89CBE1889029CCD3A5127EBCC48B75
|
Download
|
Version 135.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
5A95F9686B67B3935EC58724045ABE5677DAE6494C8F25495F97EC12B202923E
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
80A57510BE79ABB3BF9577F727055360E5A712E1E39525FE1E38A8071732C3C4
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
8F2C1D0F5BA44FE14F2447ABA0CADDF0BCC64E3125176E8186AA0EB74DA2D03C
|
Download
|
Version 134.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
C683FE3DFE51296F51C37359B0FC4386620B5CBCB443B6602B82F5E0F4D010C3
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
2206DC88A97E1E5444E009D48D3FA3297D93AB89F87B86A80CAA252B42A46773
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
4894A09BFBD87F6CE9C2735A4EF48F5D6136BB841D32E5A7EB0799A6247F7B63
|
Download
|
Version 133.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
004BD972A9341C84B4B5F4DA3C998667A0704193FA169B7D8FBED9F48C08E5C0
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
D6B1A1B61F02FBF48148B5020BCA06815CDFB4F8BF7FB3E258715E8597C5B314
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
E0FA0031E5AF3B5E6615FC4A8BD72DC6BECE3352191D1C5F85F9C87627C4D9B9
|
Download
|
Version 132.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
FC98E0B665AEADB8E8104D439D5E34DB1E5CBF11616BD300FD8ECCE9C8B6A473
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
416945E18D3DCB1CB4DFBEE767B21D7BD42B16A278D07C022DE67AB08967F8DC
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
05706E73A433B2DC6FDC82F746F727FCF062E3FD81C46E8BBD8E64DE1A2712CE
|
Download
|
Version 146.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
1521A1E80774F0E0F48ECD6C5557891EDFEB6EB4889906FBF9A214EDE788EB2D
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
F3631CD2B48DE3A87A55836640F2B9C90CE557B5A4C43AF48FCE13FFD2E767CC
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
A95D3244D66BB58B431EC43293271A2E06C3D5701F3504C57B2DB51B1B327AC3
|
Download
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