OpenNHM

OPEN NATURAL HAZARD MODELING

This month in AvaFrame - March 2026 edition

Rheological model improvements for Herschel-Bulkley and Bingham models, restructured usage documentation, and QGis compatibility fixes. Read more...

This month in DebrisFrame - January and February 2026 edition

DebrisFrame monthly update for January and February 2026: friction models, generic topography, time dependent release.

This month in AvaFrame - February 2026 edition

Multi-layer result support across AIMEC, statistics, and probability analysis. Expert configuration override folders. DebrisFrame improvements for time dependent release and topography plotting. Read more...

This month in AvaFrame - January 2026 edition

Module name added to simulation names for multi-module workflows. Time dependent release improvements for DebrisFrame. AIMEC coordinate system validation and build system updates. Read more...

This month in DebrisFrame - December 2025 edition

Development continues on generic topography representative for debris flows and time-dependent release options with hydrograph input functionality, with further announcements planned for January.

This month in AvaFrame - December 2025 edition

Timestep export control and time information tracking in com1DFA. GitHub repository migration to OpenNHM organization. Documentation corrections and raster input improvements. Read more...

This month in DebrisFrame - November 2025 edition

First DebrisFrame kickoff meeting establishes project goals including case study processing, input hydrograph development, and PyTopRun module integration. PR #1167 introduces initial hydrograph input functionality to com1DFA for debris flow simulations.

This month in AvaFrame - November 2025 edition

Input handling improvements with raster file support. New hydrograph input functionality for DebrisFrame. Parallel test execution and output standardization. Read more...

This month in DebrisFrame - October (and before) 2025 edition

The first monthly update of DebrisFrame. Stuff that happened this year already...

This month in AvaFrame - October 2025 edition

New rheological models for debris-flow simulations in com1DFA. Updated com9MoTVoellmy documentation and improved AIMEC analysis handling. Read more...