Utilis is described as 'Provides data driven solutions for utilities, government agencies, and the greater infrastructure industry' and is an app. There are 2 alternatives to Utilis for Windows, Linux and Wine. The best Utilis alternative is InfoWater. It's not free, so if you're looking for a free alternative, you could try EPANET.
InfoWater is a fully GIS integrated water distribution modeling and management software application. Built atop ArcGIS™ using the latest Microsoft .NET and Esri ArcObjects component technologies, InfoWater seamlessly integrates advanced water network modeling and optimization...
Developed by EPA's Water Supply and Water Resources Division, EPANET is software that models water distribution piping systems. It is a Windows 95/98/NT/XP program that performs extended-period simulation of the hydraulic and water quality behavior within pressurized pipe...
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