XMousePasteBlock is apparently effective. It keeps the primary clipboard clear, so it should also work for non-GTK applications. https://github.com/milaq/XMou

XMousePasteBlock is apparently effective. It keeps the primary clipboard clear, so it should also work for non-GTK applications. https://github.com/milaq/XMousePasteBlock https://github.com/milaq/XMousePasteBlock