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.ms -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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AD7648D7CD5FB69EBEAAC351D49DD87100DE5CC45B92F2279DE38599E63D680B
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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1BF989EF24750A3B1A480BBE08618B06C2DF34A5F377EB6EEF039D1FD55B0B2A
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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843972E627EB0E7001377C62CC16CD050A39C0F4E630D70AD57DFA63BB0C3D50
|
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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2EACBC5BF580F9671FC50852EF3F2F9FE73A9F63E71BE20B4B38182E2164EF51
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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A6B9697CB7EECA635A1C3B103A05C9B57B23CFF8150A210B0522F262E9C5FD3D
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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564E3A5B364B0A43F89C6A4FB6630F53F3FF560F34BC2E8033CD7EA2F0466D97
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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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B2500B998C6E8583E59505997BD93A9F7CDE357C47DF319215A45BC23FFA5E00
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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8AE70B0499DB6BC2FA95F18CE1B0C0D527F485CC7C005FF8C161D6CD57046740
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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688F36E13ABA61544BF87FDBB5CF1E83CD2EEB217334F38957A17414ADCCC9E8
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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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E3053D803C10C1338D8F26965A51C8AC3D5AE47E932E882B85FE9AC8EDC3B9F1
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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B2AC7E115529B4A6419279B5B0CFEB2D5F05523590E629235F36F9423F1B3602
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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ABD004FDE016144663C83BCDC0736BC139788CE3EB626ED8CF57AB00B133F68B
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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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1C6A09F29B1176068012C13933CED5C1F17AEFF60349486E1067DC1E770D2A3F
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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E520D059AF1505AA22C2FD0DC31003B4BCF1D9053074D3EC05E9F922F8117F84
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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D7E4C27D040DD99657ECE80A24D10B276BEAAB27DAFE3879F776482E72340AA3
|
Download
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Version 143.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
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nullsoft
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4BA3BEB823EA38BA743B0CA1E5E5243D1EDE80FEAE0DA123C9C95262D91082A3
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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CED1F993EB5B1E230BD0CED69E20E9DBC10CE740A1D217308470E227332CBC68
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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9ACBFB43F0D27EF2BF45552E34366BBED80344F16F854D059CD0986932B19415
|
Download
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Version 142.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
6216F30A8B23119AD311E68F965F20B7C9383251AD7CB7BDD76A33BE4180B4DA
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
E8529A68CFBEE25D9F274CEEA284139DBABC3EF9E36A0351BE2A25CD64C1FC02
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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D346C26FCAFB61666C01B36FCF417BDC8F29C6644AD47BB20A3907BFB6B5357F
|
Download
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Version 141.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
71C16A2B815AA62FA19DFE62E382F9C2F629C9E900D12950FF1D515A7E7D2807
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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DAC2041D992455B8634984F605548EAA6096E2B47789CBDA67EC1536D877AF8E
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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5A33D08A318675004E703BE5858EB36B54AC4BD99D5F2E27DA35296DC1BB31E7
|
Download
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Version 140.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
60949E4907C3FBA61912BB0450759B94E3C0561684594AE32ACB46C88FF2260C
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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FB8B2AD4668158A1BBAF917C28E4D861A7F410B357BFFFA4042EDF4F5BA90F53
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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C4A8A9039AB683F2E52BCFE338692090A8926012CECCFE6C97A0D65C62909B6E
|
Download
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Version 139.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
94191D19B668F4DFD50009BB50F152851EB3C11CABD0F63E9A32D3BD35E91E83
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
CB97A7A97466BAD3A0B2D132E0C59E638CEB3849D0FF2ACB568452534E05A63E
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
D5DCB5FDDE691EBFFC08D948F36F444774BB165F1205C454542A070265E1DE8E
|
Download
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Version 138.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
2B18E6DAEC4BEB5DD646E22CA9C93CF22A8F7DB687C2C60E1854D2D39A2C5DA9
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
8BBF9CE7EB0E14390D585BCF7ED08077EA1DB9B0954BD7BBF11AD4CBC411119B
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
29FEAA82ACA6AAE64C454E1F69000A1B0565446D77307A3749D4865C1BC5FFC0
|
Download
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Version 137.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
B4D99C53B83DCCB9CDFFCCB252D90E5F832974E5817FA2B67362ADA1995867F8
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
9CDAF6EBD2231C94752511F1569E068B35045D601552F2F74BE8D3D5F73FE906
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
EE5FC5CB88E8923EEF2BA539EB55A2C6C5D435749CDA3986128F7D6B9AF0288F
|
Download
|
Version 136.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
DCCD13F25B1A051E3C05745D02C4856C62015C956B3809040F4DB9CDAE067722
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
B68229DF308D1C6DC06864D0CDAF9A30D1062D690B89A6123F90CCD3F4BB67CC
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
9C76DC20C3C740814688660803D4B35EBB82628C1F5A9D7F6901531FACF12893
|
Download
|
Version 135.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
6E53186E2123F016AEDB84EA90AB34FBB11B52590932A1D340300E290B3D1C25
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
D45C99C4F4534B5F018B1AA13A5566D6989C70D95A0ED05D3658F53FBC1EECB8
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
A03F095B1501F7624150BE05BF9FC3E0B514306112E82835CE1EAD74B1BA6E40
|
Download
|
Version 134.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
7E5DAB8AC07498AB30FB7AB13247BF91B07310E3584D5E968AE8A78FDA0749F6
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
234D4A854E5078BE970AEA9B7A78054324BADB645B880740B14D20C7DEE48C74
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
F6B8F93DA5414C6D3768BF52F6ED05DA9EC33A7CE375B53355CAD74D17CF5F53
|
Download
|
Version 133.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
4AEE09558EE0254499B6323E92B40F6C39DC638A9B5A3D43A8285F029D1818B9
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
0B7D5E8BA3B104C6BDB7D33CA87C6187768C1D7FCED6BF0A501BA56010BC4B17
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
12D1AC1046784DE67C3B30D99BCAFBA491DF3320B937BB0C931F1E2624710025
|
Download
|
Version 132.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
8F3C5712A6E815550E6635015288D4CEE9DC03BB7539E0ECB3BE1BD80F9B40D9
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
0BEFCE5C7BBAC74F01D37CDDA1AAF8F2DF5B9A23B9770E9B89CB9B9D3769253C
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
DF323C3212B05F316E11361BC17AAE0F6B101A7AA0B66A8E32F84A3FAA4ED800
|
Download
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Version 146.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
C504F320AF85D1B0C8ABC08C44AE5BC1CB3BCD17AC49F5FAF1CB77ED46A92981
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
6248BEEFD915A1C752FCD97B1678F4635F9C94585879AFB3C4A99E5C38744BBC
|
Download
|
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
77B17712298CF9664D1863E306A5BE951928799AC3E8BB5E3D68FC613B660177
|
Download
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