Crossing Number

Here, you can find a collection of graphs uploaded to the crossing number web service. All graphs are provided in GML format (see upward planarity for details).

Year	Version	# Graphs	Link
2020	non-planar, some obvious duplicates removed	510	instances-2020.tar.gz (128KB)
2015	non-planar, solved	145	instances-2015.tar.gz (70KB)
2015	all (including some planar submissions)	222	instances-2015-all.tar.gz (93KB)

Theoretical Computer Science / Theoretische Informatik