• https://www.x.org/releases/current/doc
• https://www.x.org/releases/current/doc/xorg-docs/icccm/icccm.html
• https://xcb.freedesktop.org/manual/modules.html
• https://xcb.freedesktop.org/manual/group__XCB____API.html
• https://xcb.freedesktop.org/manual/group__XCB__Core__API.html
• https://tudorr.ro/res/docs/xcb/util-wm/modules.html
• https://gitlab.freedesktop.org/xorg/lib/libxcb-wm/-/tree/master