Upstream provides most of the changes to support qt6 already, see https://github.com/openscad/openscad/issues/4909 for progress.
- Bug#1085006: openscad: build-depends on dropped packag... Peter Michael Green
- Bug#1085006: Dominik Stadler
Upstream provides most of the changes to support qt6 already, see https://github.com/openscad/openscad/issues/4909 for progress.