Heres a Nes Emulator for Nintendo Switch:

v1.1

To Install:
Extract the LaiNESwitch folder to your SD:/switch folder and run your favorite homebrew loading method

Fixed:
Crashes for all games which loaded and ran only briefly
Menu bugs (mostly by removing most of them as they weren't needed)

Added:
Stability
Exit cleanly
Scaffolding for render quality improvements for when hw acceleration becomes available

Next up:
Add support for 2 players
Make the menus even better

download https://github.com/Kevoot/LaiNESwitch

via https://www.nintendomax.com/viewtopic.php?f=168&t=16604