Citra is a Nintendo 3DS emulator, which was initially developed during the first times of 2013. To this day, Citra can simulate a large range of various homebrew apps & commercial apps Citra was written in C++ programming language. Citra is the first open-sourced emulator that got it"s license under GPLv2 and built for the handheld Nintendo 3DS. The name Citra came from the name of its model initial 3DS, "CTR". Citra has a dedicated and involved team of passionate developers from the open-source community. Since the inception in 2014 more than 150 of them have been involved working day and night on this project. However, what it is not related to at all is Nintendo. It is made capable of running nearly every Homebrew game available and a good amount of commercial games although an OpenGL of version 3.3 or more and an x64 CPU is needed for it to run on. Citra"s first commercial game that it ran was "The Legend of Zelda: Ocarina of Time 3D". Citra is regularly tested and supported on various Windows 64-bit (7 and up), Linux, and 10.13 High Sierra or higher macOS models. Citra has been able to boot a lot of games out of which Pokemon is also one of them. Citra works completely fine on Windows, Linux, macOS, and Android. Citra holds around 592 games in it. Out of them, 137 of them are rated to run "perfect", 166 of them are rated "great", 119 of them are said as "okay", 29 of them are noted as "bad", 30 of them are listed under the category "intro/menu" which means they either don"t make it past the starting screen or cannot be played at all because of the glitches. Also, 6 games from a total of 592 do not boot at all while the rest of the 25 games are yet to be tested. Citra cannot play native dumps of games that are not well decrypted.
Source: https://citraemulator.com/