Downloads and change log: https://git.nil.im/ObjFW/ObjFW/releases/tag/1.5.2-release
Eventually (which may be many years ahead) I'm going to have a cross-platform #ObjC app featuring both a native GTK and native Cocoa (Touch) interfaces.
In case you‘re interested in the state of #ObjGTK (which turns out to be my project for learning GObject), I’ve put some notes here: https://git.nil.im/ObjFW/discussions/issues/16#issuecomment-319