8th Wall - Cross-Platform Mobile AR
Aseprite - Aseprite is an art program dedicated to the creation of pixel art.
Google ARCore - Google Augmented Reality SDK
Piskel - Piskel is a website where designers online create sprites or pixel art.
Wikitude SDK - Wikitude’s all-in-one AR SDK combines 3D tracking technology (SLAM), image recognition and tracking, as well as geo-location for apps.
Pixel Art to CSS - Draw and animate pixel art, export the results to CSS