Binary package “doublecmd-gtk” in ubuntu disco

twin-panel (commander-style) file manager (GTK2)

 Double Commander is a cross platform open source file manager
 with two panels side by side. It is inspired by Total Commander
 and features some new ideas.
 Support for RAR archives can be enabled by installing the
 libunrar0 package from non-free.
 This package contains the GTK2 user interface.