T-shirts for the Free Software Foundation
All the T-shirt designs I've done so far for the FSF, they're mostly for LibrePlanet which I rebranded a few years ago, and since then, I get to design the t-shirt with a themed logo. You can get most of these from the GNU Shop.
LibrePlanet 2015
LibrePlanet 2016
LibrePlanet 2017
LibrePlanet 2018
FSF 30 Years