It has had a single window mode since Gimp 2.8 was released in 2002. Unfortunately it's not the upstream default, but a lot of Linux distros set it that way any

It has had a single window mode since Gimp 2.8 was released in 2002. Unfortunately it's not the upstream default, but a lot of Linux distros set it that way anyway. https://docs.gimp.org/2.8/en/gimp-concepts-main-windows.html https://docs.gimp.org/2.8/en/gimp-concepts-main-windows.html