Workbin repacking exists in a grey area. While the of repacking files for personal emulation is legal in many jurisdictions (as a format shift or backup), the distribution of decrypted workbins or copyrighted ZRIF keys is not.
:Technically, Vita3K does not require you to "zip" these back into a single file if you are installing manually. However, if you want a clean install: vita3k workbin file repack
The workbin file repack process for Vita3K is a delicate balance of cryptography, binary parsing, and emulation-specific knowledge. While not trivial, mastering it unlocks the full potential of PS Vita homebrew and modding. As Vita3K matures, tooling around workbins will likely become more accessible, but understanding the low-level structure remains invaluable for serious developers and enthusiasts. Workbin repacking exists in a grey area