Leikr is a free and open source video game making system for Linux, Windows and MacOS. It is written in Java using the Mini2DX game framework and released under Apache License 2.0. Using Leikr you can make video games with Groovy programming language. Here you can create up to 128 sprites in the sizes of 8×8, 16×16, 32×32 and even 64×64. It also support external artwork in png, jpg or bmp file formats and wav, mp3 or ogg files to play sfx and music.