light-system-program is used at run time in 5 crates (of which 1 optionally).

Depender (with downloads and own rev deps) light-system-program version
1.5K 2 light-sdk optional ^1.2.0
2 light-registry ^1.2.0
2 light-compressed-token ^1.2.0
1 forester-utils ^1.2.0
light-test-utils ^1.2.0