i was able to get this building (https://github.com/dune3d/dune3d/issues/3 https://github.com/dune3d/dune3d/issues/3) and running on debian trixie. worth noting

i was able to get this building (https://github.com/dune3d/dune3d/issues/3 https://github.com/dune3d/dune3d/issues/3) and running on debian trixie. worth noting that the workflow seems to be mostly keyboard driven. you can press space to open a modal toolbox with options to draw/constrain/etc.