| File Extension: | MAFF |
| File Type Description: | Mozilla Archive Format File |
| File Type Developer: | Mozilla |
| Primary Associated Software: | Mozilla Firefox |
| Primary Software Developer: | Mozilla |
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Mozilla developed the Mozilla Archive Format File file type when the Mozilla Firefox was initially released. Data from our web servers (annonymous users) show that MAFF files are most popular in United States and are often used by Windows 10. Google Chrome is their primary internet browser for the bulk of these users.
 | Mozilla Firefox by Mozilla |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
 | Mac |
 | iOS |
 | Android |
 | Linux |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .MOZ | Mozilla | Web Files | Mozilla Cache File |
| .WDSEML | Mozilla | Uncommon Files | Thunderbird Searchable Email File |
| .3B2 | Mozilla | Data Files | Firefox Extension Backup Extension |
| .15 | IBM | Data Files | IBM Voice Type Languages Scripts Data File |
| .VBD | Microsoft Corporation | Web Files | Visual Basic ActiveX Document |
| .CHK | Sophos | Data Files | InterCheck Checksum Database |
| .BML | Various Developers | Web Files | Bean Markup Language File |
| .CER | Microsoft Corporation | Web Files | Internet Security Certificate |
| .CPC | Cartesian Products, Inc. | Raster Image Files | CPC Compressed Image File |
| .19 | IBM | Data Files | IBM Voice Type Languages Scripts Data File |
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