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.

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.

Confection candy is a lightweight library that offers a configuration system letting you conveniently describe arbitrary trees of objects.

DOLFIN is the Python and C++ interface of the FEniCS project for the automated solution of differential equations, providing a consistent PSE (Problem Solving Environment) for solving ordinary and partial differential equations. Key features include a simple, consistent and intuitive object-oriented API; automatic and efficient evaluation of variational forms; automatic and efficient assembly of linear systems; and support for general families of finite elements.