While there isn't always a "Portable-only" link on the official site, you can easily create a portable version using the official installer or a standalone zip.
The standard installer version often writes settings to the Windows Registry and has historically faced criticism for bundled adware in its setup wizards. By contrast, a offers: project64 portable download
Getting a is one of the best ways to enjoy classic Nintendo 64 games without cluttering your system registry or being tied to a single PC. Since Project64 2.2, the emulator has become significantly more portable-friendly, allowing you to carry your entire library, save states, and configurations on a single USB drive. Why Choose the Portable Version? While there isn't always a "Portable-only" link on
: You can move your emulator folder from your C: drive to an external SSD or thumb drive and it will work instantly on another machine. Since Project64 2
: All settings are stored within the application folder, keeping your PC clean.
: Simply replace the .exe and core files without needing to unistall and reinstall. How to Download and Set Up Project64 Portable