ras2cng is a command-line tool that enables users to export HEC-RAS hydraulic model geometry and results to various cloud-native GIS formats, including GeoParquet, PMTiles, DuckDB, and PostGIS. It is intended for hydraulic engineers and GIS professionals who need to integrate hydraulic modeling outputs with modern geospatial workflows. The tool is open source and supports efficient data conversion for cloud-based analysis.
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