Minecraft 26.2 Snapshot 7 arrived for Minecraft Java, and finally it's making playing with friends simpler with a Friends List feature and expanded multiplayer.
s&box from Facepunch is the spiritual successor to Garry's Mod. Built with Source 2, it's a full game creation platform that's quite a lot closer to Roblox.
Luanti (formerly Minetest) is the popular free and open source voxel game engine powering some really fun experiences and a critical update is out now.
One missed from earlier this week with the onslaught of news - Mounts of Mayhem released for Minecraft as the latest major update for the popular sandbox game.
Open source rocks so it's pleasing to see it go well for Facepunch with s&box. They've now added native Linux binaries for the dedicated server and game client.