Some game resource archives (.pak) are simply renamed ZIPs so can be opened by any ZIP supporting program. As for other you will need some dedicated game archive extractors like the Dragon UnPACKer, but that program works only for specific PAK formats.
Convert Game resource package file to WinZIP Compressed ZIP archive.
We found 2 software records in the database related to .pak to .zip file format conversion.
Microsoft Windows software - convert pak to zip on Windows
One of the many available file compression utilities
Convert from pak file format
|Yes, ALZip supports pak file conversion as a source file type.||No||No||No||No||No||No||Yes|
|Yes, ALZip supports zip file conversion as a target file type.||Yes||Yes||zip editor||Yes||No||No||Yes|
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned pak to zip. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
Apple macOS / Mac OS X software - convert pak to zip on OS X
Ma version of a free compression utility