io-kit-sys is used at run time in 46 crates (of which 45 optionally, 5 directly). It's used only as a dev dependency in 6 crates.

Depender (with downloads and own rev deps) io-kit-sys version
16K 2 gilrs-core ^0.1
140 1 smbios-lib ^0.1.0
100 1 usb_enumeration ^0.1.0
1 ddc-macos ^0.1.0
sys_metrics ^0.1.0