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.sco -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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D0A00CE5C6F0DE24CF0F3D867F6B4E083E94BA6A05784307AF3B3938AEFC13BC
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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362377E6DD15D50617701E80723B56B53DA5536E187CCC3E265F5C8D4C3BDE5E
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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6353C0F55A1C5E0CA5B21F889C58F4146FDD6BBCA46DDCE831E1677CEC5913A0
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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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A8EACCA3F4C0D73233FA7BAC9E1125C45242016E9305C7E3CADC78923CC72F56
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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F31F2FB4253D8F31FBB6CCA7940D2978ECAB708B736EE22CE40515C21AD08D5B
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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87B77AB5080AA0FD770B97D2FA607E30293C03273EBC11D215A99253FB346A37
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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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A1B6CCF12507EB05388DD26E1498E0F901ACCA0D46BC895CA112E58D384F9C32
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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CDFF684E76A0A0A0D414A835BC325029CB04974866B118CFBBA1659B35DC9D7A
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Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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349CB6C847EA53330878B275FF93C75C6A5ABD05AC0430D3034A9706552F2EFB
|
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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BE7BA6780FD08D9D90D9AE6F52A03E05EB2E2A026B41A9755AF384309D4E4145
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Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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6CE22748EB4EAB17462BEAD737E7F9E240C295F12A0C489DDE17BE0A4E51B07F
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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D19A2D443A17B92FB653D87B69A870E0DCBC97C15ACCBED5C76DA556AF2F2CDA
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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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A1AFF8D991CBBB8B075A5CB4FAD4B033E5B5FD71394F9899257C575050BF8E10
|
Download
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x64
download-installer.cdn.mozilla.net
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nullsoft
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9A50F6D3FBD3F8A3126F29C47F11A8CD8B7F32327C4AE6372EF00354C203F8A5
|
Download
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arm64
download-installer.cdn.mozilla.net
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nullsoft
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DCEB9880C5C3DB28533CEB684A379D7B720E6AFBD05B25CF6835601AE8E0372A
|
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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9BB4D243C152411AD196AAFD87F890696CC5FAB22BA1562D975DAF967444ECDF
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
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E1F74FE7C9216BB7F92A6775A80DBE178B474A7DE3E8F8A78D14310FA49742E9
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
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12A3E28C941C7A87BADEC656FCA82C7B7A0071E48A532D0288ED265C7F5CE43C
|
Download
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Version 142.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
A532263C2F96882929975EA9DE7EE39649094A737472B641C81E49D69A8FA6F4
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
27DD077FF701ED826ECD30B23A6AAFDDE87E4E70B3F3E0E985A4E4A24E2F119B
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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97203B6280A834FD8B67C72A054F1CFC718D62CF25060DE07B6F1FF1149575BC
|
Download
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Version 141.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
7F52900A59DF4A2AB6B0C3DF078540E98F8F477A1067288DD2D7DC1DC0EC1AB4
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
284D28B66B2D7B77AA4B182996F53B9E5A98F894706FAD93CCE60524B3F47856
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
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C7C541319759AB9AB629CEC510B595EBAEC67EEEB500CE92BA31F93E66154946
|
Download
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Version 140.0
＋
| Installer |
Details |
SHA-256 |
Download |
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x86
download-installer.cdn.mozilla.net
|
nullsoft
|
268DC50FEE21B95DDD20065CAA1D04EE4537FED4264A178AEFF24FBA7C030FE1
|
Download
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x64
download-installer.cdn.mozilla.net
|
nullsoft
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F813919670ABBEA50ED782BC46D06B6076373925864A624B3C4BA50F87B75D4B
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
2B14A47FB760C7A90D2C2744CD1617E4244EE133AADE30E2EA2E8B0159E250A1
|
Download
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Version 139.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
130F353B1300922161EABADF3A7148A0302F17055A147A0DE53D63D374EB7A03
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
6913A127A7D28134108630E90E034769E84B9A6FC313C6CBEAA514B28645EFE7
|
Download
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arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
58EDD8D53E3566E2770C2B99D3F2B0CAE7488D35356DB1765E1E4C463191BA07
|
Download
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Version 138.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
B7FAFA366D7B7B4307242D57CBC270826C26C492FE22C1FE68EC58456A46638F
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
6228392B24EEF65573C09C88FAF83F3D4CFBEACC8D39CFD581A7B4E4C32A498F
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
29567644AEF7040EF79452C10EF5E7E4D8D25F023C8F9F9AA4F6CE2E32F174FC
|
Download
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Version 137.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
605FEB4D8402CDBA80297BF26C5ADC448292FB07321F5BFA72928C7AA0926FBB
|
Download
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|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
B3F6E8C3FFC0E7495778312C0560F6AEE5FF3DFA3B999BF63FE5CD14D4A1F3E5
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
5F788D1C1FE5EB0FC2FA6E299B2379B1CF922410760A31311B89846ABB3B1E96
|
Download
|
Version 136.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
DF74A7E0CC332427A343D9CC468B7DBD77153F75E48B15692E3128A6548D307E
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
E6CA99002EF23E6FF16096D8A4F1DB75DE1CD779613262C0C82624ECE66B34D2
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
4CF7F8B59682E695B94AAF66D8ACBA05941A90217304ECCD0D3765DA3C8A86B9
|
Download
|
Version 135.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
8E9888D96622D21ABDDB14BB68531CA9AF7828DA51D512B52B2169C5276C2C44
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
AC2D0AF8F0783DD3F1204D69708D1FBEB74BEF9189BBB07769A709646062DE83
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
C8B7274648559980C1AC7CBC160BBD940E40E19AB0AD88A064450F3C62F6A4E4
|
Download
|
Version 134.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
68C12FBE81D8694277C3CD15C999DE225A9A1260A88D77B676CAD3BFE1FFBE07
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
0335929FB91BAE38C2F0D6290C06B27EAF066463B783211B136508481A101C45
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
4320B2886F72ACD3C6D5DA03EAD492691105759A02FD6F925DC4B3EE59FC4B64
|
Download
|
Version 133.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
4F0B7696ED273E23C94BE4BF2CCAEF83FDDD720F587A475CEBABFC41FF93A4C3
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
ED341E34BCC226BE07111B6304812A23CCBC3BD3CEB859328EE36A056EFE35F6
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
EF2BFA17CC2D005C65B9ABBD35745ED2C8C859C8CF33957E6F600243F67EADF8
|
Download
|
Version 132.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
28699D86CC3BFF777E67A4BE9277D30BE7ED43D2F78ABC871E41D9C0DD69D6B4
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
53619B2AD5C9A41C3DF6DB49288E33C8A91C1D22375AEF0E2A01DFE0420864E5
|
Download
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|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
F823EB4D1E840E636403F9020D929F1DF700ED33EEEA13ECB1A4ABA1D15B16B2
|
Download
|
Version 146.0
＋
| Installer |
Details |
SHA-256 |
Download |
|
x86
download-installer.cdn.mozilla.net
|
nullsoft
|
FEBD2D7422C578EFECAB522B4A93609CCC22930FC6308853E7D570BD58262EFC
|
Download
|
|
x64
download-installer.cdn.mozilla.net
|
nullsoft
|
A0D976324C18C458A6C65E3774D41C909F041FFAA1D2D2BD19D6166C425C129C
|
Download
|
|
arm64
download-installer.cdn.mozilla.net
|
nullsoft
|
9B51773BC1C11C2DB8E624CAE5B1B92C6B82D706DC7824A9F630ABC471C76DBE
|
Download
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