Raindrop.io - All your articles, photos, video & content from web & apps in one place.
Google ARCore - Google Augmented Reality SDK
Superdense - No text, just icons.
8th Wall - Cross-Platform Mobile AR
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.
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.