libxkbcommon-x11 is the X.Org library for creating keymaps by querying the X server.
acquired package info from repodata DB: repodata/f1f85c23079e7764ad00378a9fc5d660b89a03657290e75426caf7be5b7da462-primary.sqlite.bz2
X.Org X11 XKB parsing development package
X.Org X11 XKB keymap creation library development package
The libxcb-devel package contains development files for libxcb.