xkeysym is used at run time in 606 crates (of which 584 optionally). It is a direct run-time dependency in 4 crates. It's used only as a dev dependency in 116 crates.

Depender (with downloads and own rev deps) xkeysym version
349K 23 smithay-client-toolkit ^0.2.0
146K 2 xkbcommon-dl ^0.2.0
34K 24 xkbcommon ^0.2.0
wmfocus ^0.2.0