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.de -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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0D756C56F675A01D3425DBC6EBB263FD1F46B8D25FE58C42C7FEFC480431B393
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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B22FBCE322C9E0B4E7CFD5B6F96AD8AD09723539DC52B004710B57F0E4196B71
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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FA2B09FD760B5BF72AB8FDF55E6CD431EBABADC7C15683610D1933A8FC54F7D6
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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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9DB7599A24C9C95D5FBF6CC311899F82635673EEACF319B20A4D09BAF37A6376
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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4C43B974261BDABEF84C5D1589A7D11F24F123B2826E8660331D6087C7ECE725
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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40858B61357766C3FAA10865A722C4B0B72F20E1746C2D5A0222AEA273BB7DE9
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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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496FD8BDE4B5671876B86E6D5ACD3EB10296DA00B5165E7C6DE5029CC1061F62
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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2B046D1E3CCE7F0F0B3C05239E454C3DC88B135620A76AFFAFCF6E8FC4B92D23
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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AF26E8968D52D7566CE02E99180532AD4726D57C3A904F77D167733236FFEF2D
|
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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F72E5F0BE4DCD124CD379445ECC5EA4F4DD087C634738514D8622DB0746254D5
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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F3D1946B3A0A3B653BAA2ED40BE14ECF0F5B894A65FC0733F3479634A8E49676
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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74EEABD3B75088C059F413D856A323B59A41939FB4D405A81F775237588015EC
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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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457511FD3B40C809FB94136DF6D5AF8750FAE0B2F68D4687BAE1B7B431337F44
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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16F877AED43099C875517D2C06A000CD76E236BE4447D72E3062BF3FEB574E31
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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0F511E05B922EB06D4F6E96DEBFBD0A871D6E177CFD9AE95C23F4EFBFCC12BF2
|
Download
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Version 144.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
CEF71480407BA31316335A059FC7B82A85086B99D85140F9939537237448E389
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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1BE24970B3FDA2E5B354891A177A6121B2660141F099B61538F467774EF414ED
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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7478A9BD208BFE3174DFEB1D8D0D5612A09EFD7C41BF617944A723147181C5AA
|
Download
|
Version 143.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
D20AF7F879F42F71092C271F774D1769C8B6BD02EB96FF71C8B4CBF047E5F175
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
86EE84143FB913BF3ECDF45714399A2D6E1C4EF059C3FD3869522187677ACBDE
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
54E987B8592CF91CB54A0AE798FE06168A15A1302269AD617E7C66DAFC8AB9DE
|
Download
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Version 142.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
A35D35A88B451ADE4AEED693319106E973DAF4F8FA8061516A294BC05C2D7CC0
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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D99595945711E2FE830CD172F1E1C6A5267FAF5736774ECB474A24863010969A
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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72E6E9876974B337A519ABF7CB7B39D22243D9BB9C6176CADF8E8B94790B4012
|
Download
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Version 141.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
0F83C4B5A9B58E0034ABD934FEF5933DACA47EC178BD012965F82F85FC28E383
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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B0E187EEDEE78C80D8F28E216EE71EC78C72EF16AA489B9F3B265413A1A76690
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
281F8477CD1AC0BA8898692FAC22A5C730392BEEB51E78A52474A0E4DD63EFAB
|
Download
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Version 140.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
AAFE7F3EBB91F0016994342EB6CFE19283E3226567ADB1469AF9B912ADFA6237
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
14F8F6F30EDFC53EFA9A21C01354AEB13E0D9527069B1D055EFD0C65635B6059
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
A86BB14D7B76BE04EA3A369A3627F6F526F71B7CA1CD75CA96215BE8DD1098B6
|
Download
|
Version 139.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
53D620589965B18950FDE5E45B00C9E3A3E7E2F6EB0DB23FCA35C2FE88FC217E
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
5C7C5F09E919F2A77A99CC9FA135D6A72917EBEE32DE74A2CC99AD7907F6C923
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
90DDB98CD95C1B0288E3B3F96B4FAC1546AEE4EF6B87B01D9E6176C4FB8091BB
|
Download
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Version 138.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
DC356F7129872D9DC5752B14A86FB1E6152C22629BFBE502F0D30D7F701FC26B
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
A99C3FCB4130C56A038A763EC2A962A3EBED19708E6BD73A37CAFD2168C6B717
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
F56B2DB1DBA27DD7314B8CF9B1E29B40A2F8FB03620AF9E31CC47D676F192341
|
Download
|
Version 137.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
52966DD69EBECE6EB50F054D524ED3735D20CCA489CF8140703F494C43737B56
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
B1D90166EA3DEF0068FEB745B74DA0A6E1267EE99C8E05C2B6EECE7A8BAD647E
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
CC8D3263C2E37AF1D8DCC07A2D5C2C037091C117F3155E226806D520530ABE83
|
Download
|
Version 136.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
884140DD6C9CA1EAAD089924E52C90D3D136EE3CDAD19D5AEACC399FC15AD024
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
12FE27D2E571A4643B57C157A670F806F2DA1E6E920B6D315093CF50F668D678
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
E2C674C9978B09E4844743A61AB785C50123DC40A02B61FC1E98D69800E27DC9
|
Download
|
Version 135.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
9DCF8B6FA750F31FD3DDAA9D648A1AFE4BF1172E937324DB55D16EF87E5AE1EB
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
492DA90952DA846A6F363DE50F72A108A8883473A67E7786817A8FEF38A69BDA
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
B7776A49BF4FED58DE567DA5E3D696BBC1C75A37F287FA75F9100CFC1A795EC0
|
Download
|
Version 134.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
E0473E376FDEB21F5E398D2880F4E03F3A3002E7A2590693D7EA37C2726A5BC3
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
9CF11304A7AF5BD3DEC1980F5F5A0B51E1220DED306FFBB881F55CE34FF84674
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
F4AC49E57B488640059070D25985469F0AC98574FF4A40E202ED8E6DF797687D
|
Download
|
Version 133.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
FE3FB12F8D149F41F2EE555AD2A2B948C9C809C4FC03FE99C169AFF42904D721
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
24D8C85D15B6A88CA9423AB1C49732FF9C8DA1FE2BFB1562812B5A2B7FBC827F
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
3253C2CA0E8FA29B0B524392473B31B4162404B3246DCFD31F99BDBA6BA47612
|
Download
|
Version 132.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
BBEFBC1D72130FE8894A2CB344F37E54B87FE0D75C416817E5AE733E20E60CED
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
C104AE559B20218E87BF9CD674700326119A0958A44FE17D780123FC27679AF9
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
A2A7E1E69D7315D47C62ABA45CE90A902434F63ECBD716EC224800C39D9154AA
|
Download
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