OpenCV

In 2008, I started studying physics and got in contact with Linux, since a bunch of people used it for data analysis and simulations. Comprehension came fast and easy with such people around, and I was strongly encouraged to get things done with Linux. I installed Ubuntu on my notebook, and soon got familiar with Bash and the standard tools. After some years I turned to theoretical physics. While I was writing my master's thesis I gained access to a workstation running Scientific Linux, and a cluster system with a few hundred cores. I was impressed that each of my peers had implemented his own customized workflow, and that it was actually possible to work entirely with the keyboard, which is inconceivable for a Windows user...