I see you're looking for information on PS3 HEN (Homebrew Enabler) games and PKG files. Here's some good content to help you understand the topic:
This is the most critical technical detail. Not all PKG files are created equal. ps3 hen games pkg link
While PS3 HEN is a powerful tool for homebrew and console longevity, downloading "PKG links" for commercial games you do not own is considered piracy. Always prioritize: I see you're looking for information on PS3
Originally for Vita, but now includes PS3. NoPayStation is a browser for Sony’s official CDN (Content Delivery Network). It provides direct links to PKG files from Sony’s own servers, along with the necessary RAP files. While PS3 HEN is a powerful tool for
Plug the USB into the right-most PS3 port, enable HEN, go to Package Manager > Install Package Files > Standard 4. Tips for Large Games (> 4GB)