Cortona3D (also known as Parallel Graphics) is a company that provides 3D visual communication and publishing software solutions. Its products include a RapidAuthor system to generate 3D interactive technical documentation such as parts catalogs, repair manuals, work instructions, and training materials by reusing existing CAD data, Cortona3D Solo API that allows users to integrate the Cortona3D Solo library into web applications, RapidCatalog tool to create interactive 3D illustrated spare parts catalogs with drill-down navigation, etc. The company offers document creation and system integration solutions. Cortona3D caters to aerospace and defense, automotive, shipbuilding, energy, and other sectors.