pi_null is used at run time in 30 crates. It is a direct run-time dependency in 13 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) pi_null version
310 3 pi_key_alloter ^0.1
300 1 pi_slot ^0.1
300 13 pi_slotmap ^0.1
280 pi_world ^0.1
280 1 pi_spatial ^0.1
190 10 pi_map ^0.1
170 1 pi_slotmap_tree ^0.1
150 pi_flex_layout ^0.1
pi_phf_map ^0.1
1 pi_link_list ^0.1
pi_path_finding ^0.1
pi_sparialtree ^0.1
pi_spatialtree ^0.1