The GSoC projects are halfway now. To get a quick glance of results sofar, below is a list of videos showing progress:

By Joerg Mueller

By Benjamin Cook

By Shuvro Sarker

By Sukhitha Jayathilake

By Miika Hamalainen

By Xiao Xiangquan

By Jason Hays

By Riakiotakis Antonis

By Sergey Sharybin, video: Sebastian Koenig