Hey r3d9u11, Reel Valley was written from scrath in Nim and targeted all Facebook, Andorid and iOS from scratch. You can read the making of [here](https://yglukhov.github.io/Making-ReelValley-Overview/).
What do you mean by multimedia? GUI or something else, Godot is more like a game engine, for games you can check: > * Nimx (the core of Reel Valley: > [https://github.com/yglukhov/nimx](https://github.com/yglukhov/nimx)) > * Godot: > [https://github.com/pragmagic/godot-nim](https://github.com/pragmagic/godot-nim) > * Unreal Engine: > [https://github.com/pragmagic/nimue4](https://github.com/pragmagic/nimue4) > * SDL2: several links: > [https://github.com/nim-lang/sdl2](https://github.com/nim-lang/sdl2) and > [https://github.com/Vladar4/sdl2_nim](https://github.com/Vladar4/sdl2_nim) > * Frag and Zengine (pure Nim: > [https://github.com/zacharycarter](https://github.com/zacharycarter) > For GUI: Nimx, Nuklear, QML bindings or the ongoing GTK work by Stefan. Regarding companies using Nim, you have a list there: [https://github.com/nim-lang/Nim/wiki/Companies-using-Nim](https://github.com/nim-lang/Nim/wiki/Companies-using-Nim) Also you can check a feedback from Windgo in the forum: [https://forum.nim-lang.org/t/3456#21617](https://forum.nim-lang.org/t/3456#21617). It is a company selling smart home devices powered by Nim.
