What is GNUstep?
GNUstep is a cross-platform, object-oriented framework for desktop application development. Based on the OpenStep specification originally created by NeXT (now Apple), GNUstep enables developers to rapidly build sophisticated software by employing a large library of reusable software components. GNUstep is used in production environments at several organizations.
How to install GNUstep
To get a bare minimum base install of X and the preferred window manager for GNUstep, do:
apt-get install x-window-system-core wmaker menu
To install GNUstep do the following:
apt-get install gnustep
This will install a meta package, which will install the core GNUstep software to get it to work.
Other packages that are useful include: