Vuforia SDK - Vuforia is a vision-based augmented reality software platform.
Wikitude AR SDK - Wikitude AR SDK helps you create breathtaking AR apps to capture the attention of your audience.
Google ARCore - Google Augmented Reality SDK
ARGear - The easiest way to add Snapchat-like AR features to your app
ARToolKit - The world's most widely used tracking library for augmented reality.
Banuba - Face Filters SDK - Augmented Reality SDK with 3D face tracking to build face filters, AR beauty, avatars and virtual try on apps in iOS, Android, Windows & Unity.