Daniel Gibson has released the final version of dhewm3. In case you werent aware of, dhewm 3 is a Doom 3 GPL source port, known to work on at least Windows, Linux, macOS and FreeBSD, and its goal is to bring Doom 3 with the help of SDL to all suitable platforms.
Source: N4G PC Final version of Doom 3 source port, dhewm3, available for download, supports 4K, OpenAL and more