Nintendo Switch homebrew is possible, but there's a catch
 

Resourceful hackers have long been rejuvenating Nintendo's consoles past their sell-by dates. Armed with in-game exploits, the homebrew community persistently overcame updates to release unofficial emulators and apps for the Wii, Wii U, and 3DS. But,...

https://www.engadget.com/2017/11/16/...ew-pegaswitch/