Welcome to RiverGIS! ==================== .. figure:: img/rivergis_logo.png :align: right RiverGIS is a `QGIS plugin `_ for creating HEC-RAS flow model geometry from spatial data. The functionality is similar to that of `HEC-GeoRAS `_. For data store and spatial operations it needs a `PostGIS `_ database. RiverGIS is `free/libre software `_ and is released under the `GNU General Public License `_. Browse the `source code on github `_. .. figure:: img/rivergis_map.jpg :align: center Table of contents: .. toctree:: :maxdepth: 2 q2a requirements ras1d_geometry ras2d_geometry settings about