freeplane
on SourceForge
freeplane preview/Freeplane-1.11.8-pre01-intel.dmg
freeplane preview/Freeplane-1.11.8-pre01-apple.dmg
ValveSoftware/Proton
on GitHub
experimental-bleeding-edge-8.0-58026-20231003-pdf5240-w7a90e2-d494f7f-vebb971