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OpenQuake's Engine for Seismic Hazard and Risk Analysis
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micheles Merge pull request #4646 from gem/risk_functions
Changed the storage of risk functions
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OpenQuake Engine

OpenQuake Logo

The OpenQuake Engine is an open source application that allows users to compute seismic hazard and seismic risk of earthquakes on a global scale. It runs on Linux, macOS and Windows, on laptops, workstations, standalone servers and multi-node clusters.

AGPLv3 Build Status Supported Python versions PyPI Version PyPI - Wheel Language grade: Python

Current stable

Current stable version is the OpenQuake Engine 3.4 'Omori'. The documentation is available at

Documentation (master tree)

General overview

For contributors







Running the OpenQuake Engine

Visualizing outputs via QGIS



The OpenQuake Engine is released under the GNU Affero Public License 3.



The OpenQuake Engine is developed by the Global Earthquake Model Foundation (GEM) with the support of

If you would like to help support development of OpenQuake, please contact us at For more info visit the GEM website at

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