Yes, I use my Conduit instance for all my development work and also host a big Discord bridge on it (for https://veloren.net, which was mentioned in another comment). - Source: Hacker News / 10 months ago

#3 - Veloren - A well made baby of Minecraft mixed with an RPG. They are adding so many features, it is starting to look like a voxel version of Breath of the Wild. This game is in an Alpha State, but very playable even now. They recent added the first boss.... Go crush the Frost Giga for me. [ u/Kekker_ u/zesterer u/Mckol24 u/_AngelOnFira_ Thanks for the game, we still love you @ lowendgaming]. Source: 11 months ago

You could try this out? https://veloren.net/. Source: 11 months ago

Https://veloren.net - not exactly a clone but it's pretty awesome (and free software) "Veloren is a multiplayer voxel RPG written in Rust. It is inspired by games such as Cube World, Legend of Zelda: Breath of the Wild, Dwarf Fortress and Minecraft." "Veloren is fully open-source, licensed under GPL 3. It uses original graphics, musics and other assets created by its community. Being contributor-driven, its... - Source: Hacker News / 12 months ago

For anyone still sad about this, check out Veloren. Source: 12 months ago

Clonk Rage, I’m not sure if this counts as it originally wasn’t open source, but it’s not developed further and the creator released the source code for all games of the Clonk franchise. Source: almost 2 years ago

F2P as it will never cost anything. Else anybody could add all freeware, Open Source, abandonware and shareware games. For example go to clonk.de and download all versions for free (except openclonk). Source: over 2 years ago

I am an OpenStreetMap enthusiast since 2013, before, I was very much involved in a PC game called OpenClonk (and before that Clonk) in my free time. Source: about 3 years ago