Google ARCore - Google Augmented Reality SDK
8th Wall - Cross-Platform Mobile AR
Vuforia SDK - Vuforia is a vision-based augmented reality software platform.
blippar - Blippar is a revolutionary new image recognition platform that lets you capture a real life image and watch it come to life on your mobile device. Just find images with the blipp logo and unlock a new level of interactivity.
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.
Vuforia - Leading Augmented Rreality platform.