mach_o_sys is used at run time in 19 crates (of which 18 optionally). It is a direct run-time dependency in 5 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) mach_o_sys version
9.1K 10 remoteprocess ^0.1.1
1.5K t-rust-less-lib ^0
udbg ^0.1
mach_o ^0.1.1
memlibload ^0.1.1