The NES Gets Its Own OS

[Æon]

Until recently, most video game systems didn't need their own operating systems in order to play games. Especially in the cartridge era — the games themselves simply ran directly on the hardware and didn't require the middleman of an operating system for any of the functionality of the consoles. There were exceptions for computers that doubled as home computers such as the Commodore, but systems like the NES never had their own dedicated OS. At least, until [Inkbox] designed and built the NES-OS...

https://hackaday.com/2022/09/28/the-nes-gets-its-own-os/