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.szl -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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76DF4CF988EF91478670FA16028E7C7080381B8E903E89650AB0C6F5D705DADD
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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B67E8C2DB3B8CBA5C330FC0BE406DB0BBD07DB1E2D7B346C40E4814175DB7616
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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2C983F0367B1D5D2C38917C4D0326D92F54E9FDE8B2F35A1EEC79AC21535B612
|
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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50AF0C7E22AD2A48177BD88AF3135AEBEDBE73D9B44765F77C69A51A3011FEFF
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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F0E39C3B6662307930FB05E3CFD3C7C4F3CE4DD68C3FBB74EE3ED70E9860A9A7
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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227D7065967A82B80F734E7D6FB6D9306CEF51F20D461D878560F74B268522D6
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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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2DB6728A29B37F72C138D1A6774F701A2593B5859A46C733C4EB7E20BABE09AA
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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C308E1A8B68DE2ADFD9A947B5B4556D092E474FE22F1B89D30B0E754719AC326
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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1D1EF3A558020F041D7F7D11AA2EF579F67D16A47165E5B5F3797B24043B30D0
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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
|
nullsoft
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E516C35224AB5A4AF3E7CF6554FF88E0690276B253FB2216E978641059E739BF
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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ED74B8B25157D77836C3BE45208BEC8FA5DD3B17800E90ADB3CD29D9A3DE6206
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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060BADCD9E1C620A0FA8B8047C42FAF4EC1567E9B4568E8DB501F2761B00BC74
|
Download
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Version 144.0
＋
| Installer |
Details |
SHA-256 |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
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CA1F4A0310A8D33DD67006E3459BDDB487FC997BEEACE37F83AD7E62167DAF53
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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4B1293A025C88217ECA18D7760107AA381100B3911578EF726E53585AB47E0B9
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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A73E8348BEE8FE7D1358158CD7FF61CD9F6016DAE7AD8D50B618BDDA4827A1BD
|
Download
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Version 143.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
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7011C3D7717AA590FB8F24DF10AB050225AA75B4246A354540235CE5C9755432
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
BC989719C559795C91C0D439A6798CDDCA5E6C588531C1E5F16EE735DC4AC90C
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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317C0493EE6FEBB4B284B019EE6C4913EEA7BEA98ABEE9B245FC3289A1C0AF4D
|
Download
|
Version 142.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
3B7CF3F5599FD1E0A503D5F566B770560F80B2AFF065E525D72C3377D58C2EAA
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
225698885EEE9102A64DFC4E08AA5D7ABDAE09E0BAD1321242AA3330899D5EB1
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
01255DFADCC0263DFE32CF5A1B978F9D7EE2A3BFDF1861713F14D0735B5884D1
|
Download
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Version 141.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
2975917AE56B1FC07C81EF2D5C0A16EC08F960E20A7209A4179CB113E5056CFD
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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0C7D2E08E10215131397F32DBFEB882E00055700FAE4D5EA32BB00DADA0CABB4
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
B67E753F9BB1686605C17A63F913A171C4238FDB5F0DF6EA1B7650DF251398FC
|
Download
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Version 140.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
80A39158B0F00F1EEC3D7D8CF60B9DCF1375F6D572109DCB35ADF0DDBBDFC2DF
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
|
5C4922D1D0F9BC6BE0A4500375093181613124E49B504555CB35BA3CD1E51289
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
AAA6099B9EF4B98B18D78F10B3DEF97C3BA101445D858B6DFF9577EC029BA2AB
|
Download
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Version 139.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
B1DC886C1CFE0E33A237771E13AEC8A01BA3742C0127AC5CF8E9D876E45C5B20
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
2C12A1B9FAA53930C5A2B8574735D24F0FB8A63D32F81F6D0239EC080D5E3695
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
9E9E134BC6E06A965868A0728E583A4356560B65767B4A81798119D1E1D32898
|
Download
|
Version 138.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
89D9E8844268E416311686779834CA4E386D4DD0C89B8F9A0389761250748494
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
9154F7B0D3A71539905714226502949735C9A1740754E08407ECF9953BB8A0F1
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
AEAE7A8166067524750B09186C4F567B843BD90B606F30EF21C01AB9828B573F
|
Download
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Version 137.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
CAA51E25D09696FE85C3EE8848D28D45DF2F80EDBF203A5D4897ACD2D9F33BB4
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
669B2DAE1EAF8E09B9B228D917164CA51240F7503E520FCC53F405930A2F843C
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
67EDAEC04386D71F4FCC6000A6F13B68E35449F83627D90A7FEADD0E1B771C90
|
Download
|
Version 136.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
B41000BDCC6F250273D6253BECCE5C8316E2D0BF30779866D4DAB7611BA32516
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
B96A8A129006719F8E9C24AA02F0749F7E808586C1F933CB2243CF49F1CED0EC
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
373A617C4A248256CC4104395347B5E0C56AD7282C7679A3431BB39374A41283
|
Download
|
Version 135.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
12F3841F816A7F209A8AE75396FF3CE5B39D26348BBE1F62FABBADBF751F4B8B
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
EEB5C525FB506C64A8F28CF90474C987C4B56F93F327683DA57A05855A178EF1
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
FECB9909169D1739EDAD7DB1DB4B061988B4E925C49CE196DD6D9E26F87D247D
|
Download
|
Version 134.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
B5963CC1A20D63E4E09C385271FF15C0D0C6B5018C9ED8EA2B65246D21921002
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
1CB149276E494388E7C2DA92EA03A64098F0EB5D16521432B316E9A6FAF8DEA9
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
8000D8158345366A3C219E4C8EA9D7020ED324FE1CCD9429326D772EF03504F5
|
Download
|
Version 133.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
2799343C045DB49EADCED33A20DE6BB141AEBCCDECF9A8AF68D170020E4525EE
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
BA59F5D799C373FA414C60372995ADA6F4C17AFB5438EC52DBC9ABAD74819655
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
4431B0A6DD7ADF1776F12E9EBBEE777F0742B8F8BF18FA97E40C48E3501D06FC
|
Download
|
Version 132.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
393843307D1C59F6DC2A24F678B78605366D7A70B98204973F695AB44128EC7F
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
40AA3264108EBF89F0F1ED414A33695EA1A9A5D318BDE4B9E692A0C188CAECE2
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
9AC1EFBCD839C73236FD62A0B9C34B1F250489385CB59734ED3B4360EBD08B83
|
Download
|
Version 146.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
71A0FC57AA468FA2977C09FA543F892C59C0DD9D6AC6B77EB39C90383917B9C5
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
900515080A9D2004F9D10752ACD53488FB1FC64927E9CA32C9001B9F9E358377
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
90478F9D479BF2416A60EB19417EAD142FB2B30E8C50182F2DB52E24D131C8AE
|
Download
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