As a company's software grows, explaining how all the pieces connect — which service talks to which database, what depends on what — becomes genuinely hard, and a static diagram drawn once in Visio or a whiteboard tool goes stale within weeks. IcePanel is built to be a living version of that map: a structured, drillable model of your systems that stays connected to how the architecture actually evolves. IcePanel is a collaborative diagramming and modeling tool for software architecture built around the C4 model (Context, Containers, Components, Code), letting teams zoom from a company-wide system view down into individual services and their relationships. It supports forking a design to propose changes and merging them back in, similar to a code review workflow, tracks phased releases, and offers multiple audience-specific views so a diagram meant for engineers can differ from one meant for executives. Founded in 2021 in Vancouver, Canada and Y Combinator-backed, its customers include University of Cambridge, Cisco, BMW, Alphabet, and Statista.
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