CoreFoundation-sys is used at run time in 64 crates (of which 62 optionally). It is a direct run-time dependency in 6 crates. It's used only as a dev dependency in 5 crates.

Depender (with downloads and own rev deps) CoreFoundation-sys version
22K IOKit-sys ^0.1.4
1.2K 3 user-idle ^0.1.4
2 serial_enumerator ^0.1.4
hwinfo ^0.1
2 ferrous-serialport ^0.1.3
2 serialport5 ^0.1.3