This document provides a summary of several augmented reality SDKs, including their tracking capabilities, supported platforms, included graphics capabilities, whether they support cloud functionality and GPS, and their licensing models. The SDKs summarized are Vuforia, Metaio, Total Immersion's D'fusion, Wikitude, Layar, and 13th Lab Point Cloud. Key details include support for 2D images, markers, 3D models, faces, location-based experiences, and platforms like iOS, Android, and Unity. Pricing ranges from free to $10,000 depending on the specific SDK and features.