QGIS is a Geographic Information System (GIS) which manages, analyzes and display databases of geographic information.

QGIS is a Geographic Information System (GIS) which manages, analyzes and display databases of geographic information.

libXt provides the X Toolkit Intrinsics, an abstract widget library upon which other toolkits are based. Xt is the basis for many toolkits, including the Athena widgets (Xaw), and LessTif (a Motif implementation).

This is the GNU Fortran compiler, which compiles Fortran on platforms supported by the gcc compiler. It uses the gcc backend to generate optimized code.

Libyang implements functions to process schemas expressed in the YANG data modeling language defined by the IETF in RFCs 6020/7950. Schemas expressed in this language primarily describe configuration used by larger network equipment like routers and switches.

This is the GNU Fortran compiler, which compiles Fortran on platforms supported by the gcc compiler. It uses the gcc backend to generate optimized code.