gworkspace-common software package provides GNUstep Workspace Manager - common files, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install gworkspace-common
gworkspace-common is installed in your system.
Make ensure the gworkspace-common package were installed using the commands given below,
$ sudo dpkg-query -l | grep gworkspace-common *
You will get with gworkspace-common package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | GNUstep |
| Package | gworkspace-common |
| Version | 0.9.3-1 |
| Description | GNUstep Workspace Manager - common files |
| Sub Section | gnustep |