There are 3 repositories under markerless-augmented-reality topic.
:gem: "Marker-less Augmented Reality" with OpenCV and OpenGL.
A simple Augmented Reality FPS type game using Apple's AR Kit in Unity 3D
Augmented Reality Navigation App created using Unity3D and Google ARCore.
Extension of CARDS Project from POTIOC Team with markerless augmented reality. (In development)
Project using Markerless Augmented Reality in Unity3d.
Interior Illusions, uses AR to overlay 3D objects like furniture and interior design products over the real environment, enhancing the user's perception. It allows users to visualize their selection of objects inside their own room and to make a better evaluation of how it will fit in the room.