| File Extension: | WG1 |
| File Type Description: | Lotus 1-2-3 Worksheet File |
| File Type Developer: | IBM |
| Primary Associated Software: | Lotus 1-2-3 |
| Primary Software Developer: | IBM |
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IBM developed the Lotus 1-2-3 Worksheet File file type when the Lotus 1-2-3 was initially released. User statistics infer that these WG1 files are popular with users from United States and most frequently found on the Windows 10 platform. A vast majority of these users are opting to use Google Chrome as their preferred internet browser.
 | Lotus 1-2-3 by IBM |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
 | Mac |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .WJ3 | IBM | Spreadsheet Files | Lotus 1-2-3 Worksheet File |
| .BOX | Unknown Developer | Data Files | E-mail Mailbox |
| .ADN | Microsoft Corporation | Database Files | Access Blank Project Template |
| .SPP | Serif | Raster Image Files | Serif PhotoPlus Picture File |
| .OR6 | IBM | Data Files | Lotus Organizer Data |
| .OR2 | IBM | Data Files | Lotus Organizer 2 File |
| .5 | Ubisoft | Game Files | Salt Lake Winter Olympics 2002 Game Music File |
| .PRZ | IBM | Data Files | Freelance Graphics Presentation File |
| .UXZ | IBM | System Files | IBM Flex CMM Update Data |
| .TVT | IBM | Uncommon Files | IBM Lenovo ThinkVantage Rescue And Recovery Data File |
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