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.ff -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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D5B7884220CE92220FB5AD8676B259D997A4C4E88A94B12E4BA2DE5EBB0EE7F5
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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4ACDC46ACDF9A6440F6A92076795AA03808A84D79E71656F9C4DF1A623585C7B
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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C1EDF1C73836BDE2E40B5E762EB188CAF69B3AEED2A38ED07D41D1FE8808F05B
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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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E4395E02A319A7C4F2D025DE314245793F70875147D524E0A5F78905EA6DD101
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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E941CF503CD3A238FEC44C0C2033932D49AF6C9136FB6F1B91EBC29AC61A4598
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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1E950993C89A5651815494F17451B41CA0BC95F30CD60B94A9F313D2429A9384
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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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EB6BA5BD98FAB8EB1DC4CBC8DB37610A487984D8FA04BB55881FE88B9FDD96C9
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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F9C34EB819E7289223CA6FEDD4A8B3E7B4E83B62D97ABB8A011EC1A90896A2F5
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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CE55D6924256D193E26248CAFC81C9743ECAA387399ADDEDA2A115BBE313C49B
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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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9F70366037BDC2DE091EA1328242F6162776886A05E1ED267470C7D3EE557C74
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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BD901A0074B0F8CBCF8631B8EC5FE686710575C3825F05C21D43EEAABE9D1A3C
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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60DD23B48C0E3EBBF66B7321C4312459D1D81DEDE326C41E47D299C3B6096783
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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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BE06EB38B659D5F3A25F120AF6880CA23588DE2EA3363140BB10DFF3B8F4E3BD
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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D84A6EFF85B48F486D244FCE107B2CD93800BF921DF329CDD3EA2F6A3BEC7674
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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DA487BE7965F5175773D4F47AB5385EDB1480979EDAE6B64A69060816D101EF6
|
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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DBD14649F768B090381F8C62090DBC2E3EF8DFB7220F88E91DDFD3C7747CABDA
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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7E7237FC65FC22F584118BF2577CD8DFAF850379E0A56CBEE927BF078BF8AE84
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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1FD13AC64BBC3E5022BA174ACA8F156664917D71151BA769573DE386C5AA0ED8
|
Download
|
Version 142.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
B89C0567C3508CC3C0AAB40A650554ADAF13699CB47F87B58CE9067498A66CFE
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
5368C25173EE9FFED31BBC6F168BCDEDDB668A10482FE1A169F4D7F29328C996
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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0070E58DBAB4CDF70A89C5344E1BBC186D00744CD35154FD68C4634A539320CF
|
Download
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Version 141.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
C88BED84B6B421717A5C0322FDDB345F21214A1C50F4E1AD9A06EF4500FF9D4D
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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46678D42A75C9E5FABCB1E1B221023800B42EC1CE9B9945C452BF20921E8E852
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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3A55D052B1E29636E24F9B055EAC1D3BED3C1583C6A7374E6853F20C9C3785D9
|
Download
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Version 140.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
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380CADD116809AD572775D8BBE5AF42CD8222D0F82B97B95028540582A330FBB
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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013FD935C963F83096CEF6912916F8BD121C471270EA1050F1FC4A4A183EFDD7
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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24EE31DF24A42E21C4CECD58CEA218756A6EC13CE53B6B9B108F69D12BD28A07
|
Download
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Version 139.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
252DF996E49C7B9AD3DBE944BBE41CEA6B1BD92D4D4305785C4CEAD460C86205
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
|
330842A9B5CC6CF16483774A272638E1B33CAB6F1B07AAAE6FF305605CF13AD9
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
97E7331E7EDE1A49BB5743257434E4D0263C6DAFF51D466D06D25854B9E2C0CA
|
Download
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Version 138.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
1E03E090F803B8FEC82AAB0CCFF1D6B21B6A61B7A7EA1B0777927BDCAEC16F07
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
FD9ACE1EC36DBDB748DCB2E31944CCD05A5251DB0BE8DF2A4EE05D0B33873071
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
2DA7CB9F97BA77ECFCD19C514F580CC29A528848C18C07F4AA9C34B36A1A2A3B
|
Download
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Version 137.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
53F966EBCCF0E7AB642C654462DED8A8A0D64A2680BEE77F599E5A9B094C9959
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
64E1C3347D7DEDFAFD392F4F352EB337BDD7A76C2A814CD1CBBF96687FC92A4E
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
042A391691EEF61EE005992F76DCE50037BD2692B2B8B792779BBF4BEA9E45D8
|
Download
|
Version 136.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
3379D8464E467BC00761C7311C061A0B9E1BF231EAB45A0ED2A93FD18D576443
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
46CAA63D262068774D300CD0EAE2AAB5F61596706A62B37D65D1D5B344B03A68
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
BA088AD438722353697FFAB293AD5A7E055044DA9F5525717A3FC44A636B6ECC
|
Download
|
Version 135.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
0B551C75627DDAC2C3A87C1B61FBE1399423AFEA96096019597B8E4AB21CC6D2
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
96E8094A5EF5301D2A9C3DF13B89203F3D509C4F4F825114799739AA1D20E53A
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
2373AD050AB7617AF70B7F7FAA33BFD3880E6C84DE58B599A3C44B9BF4F7F9E7
|
Download
|
Version 134.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
C320BE04D558DCB03F2D1ACBECEF879931B7693CCC41BB5FF47270FDE035E273
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
20FA386AB7DE753B9758CE37DF55425A6B8EF962A04502E58F0D73DBD6EEBBA1
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
DEA9EFB2AC0BD2FCC189E229705034D3521B7D5B79E2A9EC6EEDB4A245B5EACB
|
Download
|
Version 133.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
EF256135DA368F217C36BD092334AEE92B8E07F43600A5D03E6CE0402E8EAED7
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
3D6148A34E1D4F0E843824CDCCC3C01B4F3E9B7DF811FA7AA73E6D53CF2013AF
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
30D97F0A7284263A2341AE451EC146353F165F31C7B7549DB9DE2D14DB75FEFF
|
Download
|
Version 132.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
D8AC16C9C0A217E84763461A9D639179A8AC0C2F119B6F9C327407C35EA7F954
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
CD9B51CD87010FC84046795BC5A00C2AD3EC913DF9BE99FEA78826D33D66566C
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
366EC037A2DF7EF23FADB11FCD5C8A6054200A0B8DD2E6295B0233551992BD35
|
Download
|
Version 146.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
F5283FB61B9C0133ADC2BDA784C5647D72DEDB6B855FF5A06D3C9E61BFA26A44
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
7C4E3D91FF2AC639B9270E32976206108E10C67689AF7F623680D5FAA626DB4C
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
6D6817F1832A971000026BB52AE0FAF78E56B88950E8BEF93C1361DF473BB94C
|
Download
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