Cpasjuste offers version 3.4 of " pSNES ", port of the Snes9X emulator for the nintendo Switch.
pSNES offers an excellent user interface with screenshots and information on roms, based on that of pFBA .

pSNES

pfba: pfba: add spectrum world
pfba: fix
pfba: fix crash on some roms (Forgotten Worlds cps1, gaiapols ...)
pfba: remove now useless force 50hz pfba option
: update fba to latest git (2019-03-28)
psnes: update to latest git snes9x (2019-03-28)
psnes: fix save states loading
psnes: use bigger font size for menus
psnes: fix crash in Some games (cool world ...)
psnes / pnes: fix uppercase roms not detected
pemu: menu: add main / roms options
delimit pemu: menu: make options values
pemu: fix a inputs changing with roms inputs change

https://github.com/Cpasjuste/pemu/

https://www.nintendomax.com/viewtopic.php?f=168&t=16978