Legacy Products Along its history of innovation in software for Meteorological and Environmental monitoring, IES developed products that were installed and used in many countries around the world. WebUltima [Download PDF] A Web-based application that runs on a Linux multitasking operating system. This program provides the user with a specialized arial navigation Information System which allows a user to define a flight and receive all related weather information for flight planning through the world wide web. Ultima [Download PDF] A weather briefing workstation for aviation as well as for the meteorological community that runs on Linux multitasking operating system. Generic Viewer This Linux-PC based application was used by meteorologists and researchers to integrate all their weather data within one workstation.