The emulator is still in very early stages. A few games and homebrew apps work perfectly, but most will either crash or have issues that make them unplayable.
Ryujinx Alternatives
Ryujinx is described as 'It is a Nintendo Switch Emulator programmed in C#; unlike most emulators that are created with C++ or C. This emulator aims to offer good performance, a friendly interface, and consistent builds. Ryujinx is created by user gdkchan over at the GBAtemp forums' and is a Game Emulator in the gaming software category. There are more than 10 alternatives to Ryujinx for a variety of platforms, including Windows, Linux, Android, Mac and Flathub apps. The best Ryujinx alternative is Ryubing (Ryujinx GreemDev), which is both free and Open Source. Other great apps like Ryujinx are Cemu, Eden, Citron and Sudachi.