GitHub - pearlxcore/Simple-Eboot-Resigner: Simple quick tool to resign retail PS3 Eboot to lower firmware version.
PS3 TrueAncestor EBOOT Resigner v1.4 Released - MateoGodlike
Ps3hen, 84 PS3HEN version (* in previous releases), but not sure how compatible many of the feature are (maybe we could have user's comment below with some feedback regarding ps3hen) PS3HEN user's
KG's [PS3] Save Resigner With Full Tutorial
TrueAncestor EBOOT Resigner v1.51 - Для ПК - PS3 Soft - PSX Софт - PSX-Core - Программная сторона PlayStation
How to resign PS3 eboots and sprx files to switch region - YouTube
Manually convert (some) PS3 pkg+rap to iso [Windows] | GBAtemp.net - The Independent Video Game Community
How to resign PS3 eboots and sprx files to switch region - YouTube
How To Jailbreak PS3 | PDF | Play Station 3 | Usb Flash Drive