Useful

Frameworks and Libraries

1. Princeton trimesh2 -- mesh processing framework, C++
2. IGL -- a simple C++ geometry processing library
3. CGAL -- geometric algorithms in the form of a C++ library.
4. Geometric Tools -- a library of source code for computing in the fields of mathematics, graphics, image analysis, and physics.GPU C++

Websites

1. Awesome Awesomeness -- an awesome list for awesome lists of awesome libraries
2. Computer Graphics Research Software (2011) -- Helping you avoid re-inventing the wheel since 2009!
3. C&C++图形图像处理开源库 (2015) -- CSDN
4. CV Datasets on the web (before 2015 maybe)
5. List of RGBD datasets

-----------------TBC