rpkl is used at run time in 10 crates (of which 2 optionally). It is a direct run-time dependency in 4 crates.

Depender (with downloads and own rev deps) rpkl version
8.0K 13 schematic optional ^0.4.1
3.8K 1 schematic_types optional ^0.4.0
750 hk ^0.4
650 4 moon_config ^0.4.1