Egosoft has released a massive new update for their space sim, X4: Foundations.
Update 2.50 introduces a new class of auxiliary ships that allow you to resupply your fleet, and carriers can now resupply their fighters. The update also includes support for Linux and Tobii eye-tracking (Windows only). You can read the full patch notes here.
X4: Foundations is available on Windows PC and Linux via Steam for $49.99.