GitHub - pearlxcore/Simple-Eboot-Resigner: Simple quick tool to resign retail PS3 Eboot to lower firmware version.
PS3] Save Resigner 2.0 – Codes Prince ♛
GitHub - dots-tb/ps3-psvresigner: Resigns non-console specific PS3 PSV savefiles. PSV files embed PS1 and PS2 save data. This program does not inject save files and only signs!
Tutorial - PS3 Save Resigning Tutorial | Se7enSins Gaming Community