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Strong for municipal planning departments and large development teams; positioning and pricing make it impractical for smaller practices."},"redFlags":["RF1"],"primarySubCategory":"development-feasibility","subCategories":["development-feasibility","presentation-graphics"],"sectors":["agnostic"],"firmSizeFit":["growing"],"agentAccess":{"mcp":false,"cli":false,"api":"none documented; web UI only","authModel":"Enterprise SSO","scripting":"none","webhooks":false,"agentDocs":[]},"integrations":[{"name":"CAD/BIM applications"},{"name":"GIS tools"},{"name":"ArcGIS"},{"name":"database connections"}],"fileFormats":[{"format":"DGN","direction":"import","support":"unknown"},{"format":"DWG","direction":"import","support":"unknown"},{"format":"RVT","direction":"import","support":"unknown"},{"format":"IFC","direction":"import","support":"unknown"},{"format":"CityGML","direction":"import","support":"unknown"},{"format":"GIS/map data","direction":"import","support":"full"},{"format":"point-cloud","direction":"import","support":"unknown"}],"scores":{"c1":2,"c2":2,"c3":2,"c4":4,"c5":4},"pricing":{"model":"contact-sales","freeTier":false,"freeViewer":false,"trial":false},"evidenceUrls":{"pricing":"https://www.bentley.com/software/opencities-planner/"},"platforms":["web","mobile","vr-ar"],"lifecycle":"active","lastVerified":"2026-07-14","category":"win"},{"id":"opensite-designer","name":"OpenSite Designer","url":"https://www.bentley.com/software/opensite-designer/","description":"Comprehensive site design software for rapid modeling from conceptual through detailed design phases. 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The current OpenFlows Sewer product tiers include SewerGEMS capabilities for 1D/2D hydraulic simulation, scenario management, SCADA-connected analysis, and ArcGIS/MicroStation/AutoCAD interoperability used by utilities and water-infrastructure consultancies.","verdict":"situational","composite":2.4,"verdicts":{"civil-infrastructure":"Situational -- SewerGEMS remains the high-end sewer model inside Bentley's current OpenFlows Sewer bundle, with 1D/2D analysis, SCADA-connected workflows, and strong ArcGIS/CAD interoperability, but the desktop-first deployment and Bentley-family lock-in keep it best suited to utilities already committed to that stack."},"redFlags":[],"primarySubCategory":"civil-infrastructure","subCategories":["civil-infrastructure"],"sectors":["water-wastewater"],"firmSizeFit":["growing"],"agentAccess":{"mcp":false,"cli":false,"api":"iTwin Platform REST API (via OpenFlows integration); .NET API for desktop customization","authModel":"iTwin Platform OAuth 2.0 (cloud); Bentley SELECT subscription (desktop)","scripting":".NET (C#/VB.NET) through OpenFlows API, iTwin.js (TypeScript)","webhooks":"unknown","agentDocs":["https://developer.bentley.com/apis/imodels-v2/overview/","https://docs.bentley.com/LiveContent/web/OpenFlows%20SewerGEMS%20Help-v1/en/"]},"integrations":[{"name":"Bentley OpenFlows Water"},{"name":"Bentley iTwin Platform"},{"name":"ProjectWise"},{"name":"ArcGIS"},{"name":"MicroStation"},{"name":"AutoCAD"}],"fileFormats":[{"format":"WHM","direction":"native","support":"full"},{"format":"DGN","direction":"import","support":"full"},{"format":"GIS","direction":"import","support":"full"},{"format":"CSV","direction":"both","support":"full"},{"format":"DWG","direction":"import","support":"full"}],"scores":{"c1":3,"c2":2,"c3":2,"c4":2,"c5":3},"pricing":{"model":"tiered subscription (Virtuoso)","freeTier":false,"freeViewer":false,"trial":"unknown","entryUsd":1021},"evidenceUrls":{"pricing":"https://en.virtuosity.com/openflows-sewer","changelog":"https://docs.bentley.com/LiveContent/web/OpenFlows%20SewerGEMS-v2026/Help/en/index.html"},"platforms":["desktop"],"lifecycle":"active","lastVerified":"2026-07-14","category":"design"}]}