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ArUco is a minimal library for Augmented Reality applications based exclusively on OpenCV. Relies on b/w markers with codes that are detected by calling a single function. Trivial integration of your augmented reality applications with OpenGL and OGRE.
See documentation at https://drive.google.com/file/d/1OiavRVYVJ-WH88sQg1LUsh8CuJZUQyrX/view?usp=sharing
SudaRA is a C++ framework based on ARToolKit for development of Augmented Reality applications, offering features such as support for 3D models, sound, network, multiple-marker tracking, among others through a simple and well-structured interface.