The pmp-library is a modern C++ open-source library for digital geometry processing. See the home page for details.
Fetch the repository:
$ git clone --recursive https://github.com/pmp-library/pmp-library.git
Configure and build:
$ cd pmp-library && mkdir build && cd build && cmake .. && make
Run the mesh processing app:
$ ./mpview ../external/pmp-data/off/bunny.off