DIANA DIANA (DIsplacement ANAlyzer) is an extensive multi-purpose finite element software package that is dedicated, but not exclusive, to a wide range of problems arising in Civil engineering including structural, geotechnical, tunnelling and earthquake disciplines and oil & gas engineering. DIANA is a well proven and tested software package, the program's robust functionality includes extensive material, element and procedure libraries based on advanced database techniques, linear and non-linear capabilities, full 2D and 3D modelling features and tools for CAD interoperability. With the continuous demand for more efficient utilisation of resources and materials, together with the increasingly complex nature of engineering structures, DIANA is the all in one solution, which provides the competitive advantage when tackling design and assessment work in a huge range of civil and geotechnical scenarios. For further information about DIANA please see the general technical information and the specialist solutions pages below. Our range of brochures are also available for download. Or, if you have a specific question about DIANA that you'd like to ask please use the webform.