Hi Alexander,
Please see:
Test data(input/output/QGIS)
5077-TopoJson -TopoJson.zip (9.3 KB)
If the input is not valid - this is .json extension , please give me valid .json sample for TopoJson
that I will make full…...wait your result test after release danies8 May 25, 2026, 5:46pm...new option will be in May release. If yes , I do not want to...