PlayStation 4 operating system is called "Orbis OS"; a modified version of FreeBSD 9.0 : r/Games
Hack Lets PS4 Run Linux
FreeBSD based Orbis OS powering Sony PS4 : r/freebsd
PlayStation 4 User Interface - PlayStation 4 Wiki Guide - IGN
FreeBSD vulnerability could potentially impact PS5, PS4 (but don't get your hopes too high on this one...) - Wololo.net
PlayStation 4 system software - Wikipedia
PS4 runs Orbis OS, a modified version of FreeBSD that's similar to Linux - ExtremeTech
PS4 File Browser released - CTurt updates his PS4 Playground tools - Wololo.net
New freeBSD Bug May Lead to PS4 9.50 Jailbreak | PS4 Jailbreak News - YouTube
Which OS does PS4 use? - Quora
PS4: FreeBSD 9 Under The Covers. Why This Matters. - General Discussion
PS4 usa OS Unix, mais particularmente o FreeBSD 9.0 - PCManias.com
PS5 Firmware 5.02 & PS4 Firmware 9.51 released, in context of FreeBSD heap buffer overflow vulnerability. Do not update - Wololo.net
Open source PS4 Remote Play client 'Chiaki' major release up with VA-API support | GamingOnLinux
PlayStation 4 - Wikipedia
PlayStation 4 gives up to 5GB of RAM to game developers | Eurogamer.net
More FreeBSD Vulnerabilities reported, most likely impact PS4 and PS5 - Wololo.net
Il sistema operativo della Playstation 4 è Unix-Like | GrecTech
Il sistema operativo di PS4 si basa su FreeBSD 9.0
NMAP PS4 Research Port TCP / UDP and CVE (FreeBSD) for Devs | PSXHAX - PSXHACKS
Qué es FreeBSD, el sistema en el que se basan Nintendo Switch y PS4?
Cuál es el sistema operativo de la PS4? FreeBSD
PS4 Hack: Linux on PS4, Sony's PlayStation 4 Hacked to Run Pokémon
Por que a Sony não adotou Linux no PS4? - YouTube
New FreeBSD Kernel Exploit Discovered by PS4 Developer CTurt | Page 4 | PSXHAX - PSXHACKS
Sony's PlayStation 4 Is Running Modified FreeBSD 9 | HITBSecNews
PS4 open software licences (FreeBSD confirmed) | NeoGAF
