You can use the PPSSPP core in RetroArch to run the OPENBOR.PBP file. This effectively runs the PSP version of OpenBOR from within RetroArch, allowing you to load any game in the Paks folder.
Most OpenBOR games are designed for 4:3 aspect ratios or specific low resolutions. Go to .
Extract the contents of the ZIP file directly into that folder. Step 2: Install the OpenBOR Core