gworkspace.app software package provides GNUstep Workspace Manager, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gworkspace.app
gworkspace.app is installed in your system.
Make ensure the gworkspace.app package were installed using the commands given below,
$ sudo dpkg-query -l | grep gworkspace.app *
You will get with gworkspace.app package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | GNUstep |
| Package | gworkspace.app |
| Version | 0.8.8-1.2+b2 [s390x], 0.8.8-1. |
| Description | GNUstep Workspace Manager |
| Sub Section | GNUstep |