| zpkg | Zyxel NSA-32x Application Package |
| zpp | ZPanel Package |
| zps | Zebra Portable Safe File |
| zptc | MultitrackStudio Zipped Patch Data |
| zpw | ZippedWeb Archive |
| zrp | VMware VCM UNIX Agent ZRP Archive |
| zsplit | Incredible Bee Archiver ZipSplit File |
| zst | Zstandard Compressed Data |
| zst | ZSTD Compressed Data |
| zstd | ZSTD Compressed Data |
| ztc | Vijeo Designer Exported Toolchest Folder |
| ztmp | Valve Steam Compressed Game Resource |
| zvf | Intergraph Smart Review Compressed Project Archive |
| zx01 | WinZIP Splitted ZIPX Archive |
| zx02 | WinZIP Splitted ZIPX Archive |
| zx03 | WinZIP Splitted ZIPX Archive |
| zx04 | WinZIP Splitted ZIPX Archive |
| zx05 | WinZIP Splitted ZIPX Archive |
| zz | Zzip Compressed Archive |
