The browser demo

Try Hydra

The real engines, compiled to WebAssembly. Nothing is uploaded. The model is read, solved and reported here.

Drop a model here, or click to choose one.

An EPANET or SWMM .inp file. Drop auxiliary files (climate, hotstart saved as version 3 or later, routing inflows) alongside it and they will be matched by name.

No model on hand? Try one of these:
hydra run …