Ferrox PS3 Custom Firmware 4.82 v1.00 Cobra 7.53 by Alexander | PSXHAX - PSXHACKS
News: FERROX 4.85 CFW with Cobra 8.20 released for the PlayStation 3 and RetroArch 1.8.1 is out with accelerometer/gyroscope support on PSVita & Switch, further improvements to mobile UI and more! - Wololo.net
PS3 - 4.80 FERROX (COBRA v7.3) CFW | PSX-Place
PS3] CFW Ferrox 4.82 v1.00 Cobra 7.53 available | ConsoleCrunch Official Site
Christmas in November" release: PS3 Custom Firmware installer for Firmware 4.82 - Wololo.net