OpenNHM

OPEN NATURAL HAZARD MODELING

This month in AvaFrame - September 2026 edition

General thalweg preparation, FlowPy input validation, and fixes for polygon rasterisation and optimisation.

This month in AvaFrame - August 2026 edition

FlowPy acceleration, a new optimisation module, spatial Voellmy friction, and extended time-dependent release inputs.

This month in AvaFrame - July 2026 edition

Asset analysis, FlowPy integration improvements, reporting updates, Windows QGIS connector fixes, and expanded benchmark coverage.

This month in DebrisFrame - May and June 2026 edition

DebrisFrame monthly update for May and June 2026: EGU poster, project meeting, c1TIF renaming, time dependent release improvements, and adaptive topography.

This month in AvaFrame - June 2026 edition

Dense flow module improvements, com9 integrated compilation, parallel simulation runs with time-dependent release, analysis tool extensions, and Voellmy friction rasters.

AvaFrame Version 2.1

AvaFrame 2.1: build-on-release for com9MoTVoellmy, com1DFA particle property selection, com4FlowPy per-cell output, and various fixes

This month in AvaFrame - May 2026 edition

AvaFrame 2.0 released with breaking changes, first 2.1 release candidates, com5/com1DFA fixes, time-dependent release, selective particle output, and MoT-Voellmy updates.

AvaFrame Version 2.0

AvaFrame 2.0: simulation naming changes, expert configuration, new OpenNHM QGis Connector, and breaking changes

This month in AvaFrame and DebrisFrame - April 2026 edition

AvaFrame 2.0 preview, hillshade contrast, snow slide detrainment, remeshing NaN fix, and more.

This month in DebrisFrame - March 2026 edition

DebrisFrame monthly update for March 2026: module renaming, rheological model improvements, and default parameter sets.