iRIC V4 Exclusive Solvers
The full versions of these advanced solvers are available as a Gold Member benefit. Trial versions are available for everyone.

Cabernet2D
Comprehensive Aquatic Basin Evaluation Tool for River Network
Next-generation 2D solver integrating confluence/bifurcation, levee breach, vegetation lifecycle, and hydraulic structures, based on Nays2dH + Nays2dFlood.
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Freebird 3D
Fully Responsive Engine for Evolution of Bathymetry and Improvement of River Design
3D open-channel flow model based on Nays3dV. Supports non-hydrostatic modeling, density currents, hydraulic jumps, and confluences.
View DetailsThe following cases require separate consultation
- ・If you wish to hold an offline workshop at your company
- ・If you wish to request usage support, feature additions, or improvements to the exclusive solvers
- ・If you wish to access the solver source code
- ・If you wish to contribute to development
