| File Extension: | OC_ |
| File Type Description: | Compressed ActiveX Control File |
| File Type Developer: | Microsoft Corporation |
| Primary Associated Software: | Microsoft Windows |
| Primary Software Developer: | Microsoft Corporation |
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Compressed ActiveX Control File files were originally developed by Microsoft Corporation for the Microsoft Windows software application. Data from our web servers (annonymous users) show that OC_ files are most popular in United States and are often used by Windows 10. A vast majority of these users are opting to use Google Chrome as their preferred internet browser.
 | Microsoft Windows by Microsoft Corporation |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .SHA | Corel | Graphic Files | CorelDraw Shader File |
| .DD | Sage | Data Files | Sage MAS 90 Data File |
| .MSW | Corel | Settings Files | Painter Color Mixer Swatches File |
| .WPG | Corel | Vector Image Files | WordPerfect Graphic File |
| .MPGA | RealNetworks | Audio Files | MPEG-1 Layer 3 Audio File |
| .RCC | Angus Johnson | Developer Files | Resource Script File |
| .IME | Microsoft Corporation | System Files | Windows Input Method Editor File |
| .WOFF | Open Source | Font Files | Web Open Font Format File |
| .PSSC | Microsoft Corporation | System Files | Windows PowerShell Session Configuration File |
| .VDA | Microsoft Corporation | Raster Image Files | Targa Bitmap Image File |
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