emulators: added nestopia

wiki/games/emulators.md

@@ -20,5 +20,6 @@ Emulator games can even be
 - [Dolphin](/wiki/games/emulators/dolphin.md) emulates Nintendo GameCube and Wii games.
 - [mGBA](/wiki/games/emulators/mgba.md) emulates Nintendo Game Boy, Game Boy Color and Game Boy Advanced 
   games.
+- [Nestopia](/wiki/games/emulators/nestopia.md) emulates Nintendo Entertainment System games.
 - [PPSSPP](/wiki/games/emulators/ppsspp.md) emulates Playstation Portable games.
 - [yuzu](/wiki/games/emulators/yuzu.md) emulates Nintendo Switch games.

wiki/games/emulators/nestopia.md

@@ -0,0 +1,11 @@
+# Nestopia
+
+[Nestopia](http://0ldsk00l.ca/nestopia/) is a Nintendo Entertainment System 
+[emulator](/wiki/games/emulators.md).
+
+## Setup
+
+Nestopia can be installed on different systems, a list for this can be found on
+the [Nestopia website](http://0ldsk00l.ca/nestopia/).
+Additionally it can be installed using [Flatpak](/wiki/linux/flatpak.md) where the
+package is called `ca._0ldsk00l.Nestopia`.