Initially developed by Qualcomm, and currently run by PTC, Vuforia is one of the oldest and most well-known AR SDKs. It's one of the most stable and best-performing pieces of software on the market and, along with ARKit and ARCore, one of the favorite choices for AR developers.
Vuforia offers a wide variety of features, including 2D images and 3D objects tracking, markerless AR where there is no need for a reference image to launch AR content (the one we will be using in this chapter) and barcode-like markers called Vumarks. It provides multiple examples and extra features, such as virtual buttons, runtime image target creation, and background video texture manipulation.
Like other AR software, Vuforia requires a license for it to be deployed on mobile devices. Vuforia offers a free development key generator, which will have to be switched...
