wolfram_app_discovery is used at run time in 1 crate. It's used at build time in 5 crates (of which 1 optionally, 3 directly).

Depender (with downloads and own rev deps) wolfram_app_discovery version
170 1 wstp-sys build ^0.4.7
150 1 wolfram-library-link-sys build ^0.4.7
md2nb ^0.2.1
120 2 wstp dev ^0.4.1