Cpasjuste offers version 3.4 of " pFBA (portable Final Burn Alpha) ", porting the emulator Arcade Final Burn Alpha for the nintendo Switch.

pFBA 3.4:

pfba: add spectrum hardware
pfba: fix spectrum roms not detected / handled correctly
pfb: fix crash on some rs (Forgotten Worlds cps1, gaiapols ...)
pfba: remove now useless force 50hz option
pfba: 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 / PELS: fix Roma uppercase not detected
PEMU: menu: add hand / Roma delimiter options
PEMU: menu: make gains' wider options, exchange option value selected color, highlight size set to selected value
pemu: fix a inputs changing with roms inputs change

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

https://www.nintendomax.com/viewtopic.php?f=168&t=16977