| Abbreviation | Definition |
|---|---|
| PCAP | Ethereal Ethernet Packet sniffer file |
| PCB | P-CAD database file |
| PCC | Cutout picture vector graphics ( ZSoft PC Paintbrush) |
| PCD | Kodak Photo- CD image format Bitmap graphics |
| PCD | Photo Compact Disk Image File |
| PCF | Pixel Coordination Format |
| PCF | Portable Compiled Format |
| PCF | Profiler Command File (MS Source Profiler) |
| PCH | Microsoft C/ C++ Pre-Compiled Header |
| PCH | Patch file |
| PCJ | Multimedia authoring tool graphics (IBM's Linkaway-Live) |
| PCK | Pickfile (Turbo Pascal) |
| PCL | HP-PCL graphics data (HP Printer Control Language) |
| PCP | PCP file Bitmap graphics |
| PCR | Precisional Close Racing |
| PCS | Macintosh Animated PICTs |
| PCS | MicroSoft ClipArt Gallery Picture package |
| PCT | Macintosh black & white PICT1 or color PICT2 graphics file |
| PCW | PC Write Text document |
| PCX | ZSoft P C Paintbrush format Bitmap graphics |