QGIS Desktop is the user-friendly and intuitive to use desktop GIS. It is available in the Enterprise Suite for Linux (Debian / Ubuntu / RedHat6) and Windows 32 / 64Bit.
QGIS Entersprise Desktop with Long Term Support secures your investments in your desktop GIS and the GIS operation in your company.
With QGIS Server, QGIS desktop projects are published one on one as WMS on the Internet or intranet. It is not easy to create and maintain sophisticated WMS.
In addition, QGIS Server serves as a WFS and WFS-T server. These services are easy to administer via QGIS Desktop. All vector formats from QGIS are supported.