While id Software may have recently lost its main Linux game developer (Timothee Bessett), they haven't abandoned their open-source ways. This afternoon John Carmack had an interesting tweet.
John Carmack, the well-known co-founder of id Software and a fan of open-source and Linux, had to say on Twitter, "All of the Id open source releases are now on github: github.com/id-Software"
It doesn't look like id Software has dropped (or otherwise revised) any new major code, but rather they have consolidated all of their open-source efforts on GitHub.
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