Recommended and mentioned products
Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.
Join us tonight for a game night in Xonotic, an open-source first-person shooter! https://xonotic.org/.
A multiplayer voxel RPG. Inspired in games such as Cube World, Breath of the Wild, Dwarf Fortress and Minecraft.
A cute open-source (and open-world) RPG sounds really cool. If only one existed... Oh wait, it does! Our team fell in love with Veloren so Level up your RPG experience and join our adventuring party this Thursday: https://veloren.net/.