| File Extension: | OR4 |
| File Type Description: | IBM Lotus Organizer 97 GS File |
| File Type Developer: | IBM |
| Primary Associated Software: | IBM Lotus Forms Viewer |
| Primary Software Developer: | IBM |
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IBM Lotus Organizer 97 GS File files are the most popular type of files to carry the OR4 file extension, originally developed by IBM for IBM Lotus Forms Viewer. Data from our web servers (annonymous users) show that OR4 files are most popular in United States and are often used by Windows 10. Most of these users are running the Google Chrome web browser.
 | IBM Lotus Forms Viewer by IBM |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .CMD | Microsoft Corporation | Executable Files | Windows Command File |
| .KYR | IBM | Uncommon Files | Lotus Domino Key Ring File |
| .DLD | Campbell Scientific | Executable Files | EdLog Compiled Program |
| .PSG | IBM | Page Layout Files | Page Segment File |
| .WK4 | IBM | Data Files | Lotus Lotus 1-2-3 V4 Worksheet |
| .ADX | CRI Middleware | Audio Files | ADX Audio File |
| .14 | PTC | Backup Files | Versioned Pro/Engineer Project File |
| .WJ3 | IBM | Spreadsheet Files | Lotus 1-2-3 Worksheet File |
| .ADK | IBM | Backup Files | OS/2 Saved SKF Format |
| .TJF | Hewlett-Packard | Backup Files | VAXTPU Backup |
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