xkeysym is used at run time in 719 crates (of which 692 optionally). It is a direct run-time dependency in 7 crates. It's used only as a dev dependency in 132 crates.

Depender (with downloads and own rev deps) xkeysym version
343K 26 smithay-client-toolkit ^0.2.0
159K 2 xkbcommon-dl ^0.2.0
46K 26 xkbcommon ^0.2.0
4.9K 33 enigo ^0.2
500 librush ^0.2.0
wmfocus ^0.2.0
xkbcommon-rs ^0.2.1