| File Extension: | PSI |
| File Type Description: | PrimalScript Online Help Shortcut |
| File Type Developer: | SAPIEN Technologies |
| Primary Associated Software: | PrimalScript |
| Primary Software Developer: | SAPIEN Technologies |
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The PSI file extension is a PrimalScript Online Help Shortcut file developed originally by SAPIEN Technologies for PrimalScript. Commonly, PrimalScript Online Help Shortcut files are found on user computers from United States, and on PCs running the Windows 10 operating system. A high percentage of these users browse the web using Google Chrome.
 | Adesign by Pierresoft |
 | PrimalScript by SAPIEN Technologies |
 | Unknown Software by Unknown Developer |
| Windows 10 | Windows 11 | Windows 6 | Windows 8.1 |
 | Windows |
| Extension | File Type Developer | File Category | File Type Description |
|---|---|---|---|
| .EXT | Symantec Corporation | Plugin Files | Norton Commander Extension |
| .UNIX BAR COMPRESSED FILE ARCHIVE | Unknown Developer | Uncommon Files | Unknown File Type |
| .ARU | Symantec Corporation | Uncommon Files | Autorun.aru Malicious Data |
| .KBH | Unknown Developer | Uncommon Files | Unknown File Type |
| .ECW2002WOR | Unknown Developer | Uncommon Files | Unknown File Type |
| .915 | Unknown Developer | Uncommon Files | Config 915e File |
| .WKSP | Tethys Solutions | Uncommon Files | Workspace Macro Pro File |
| .PSS | Autodesk, Inc. | CAD Files | AutoCAD Plot Stamp Settings File |
| .SFU | Rockford Corporation | Uncommon Files | Omnifi DMP1 System Firmware Update |
| .SEG | SEG (The Society of Exploration Geophysicists) | Data Files | SEG-2 Data File |
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