A curated list of open technology projects to sustain a stable climate, energy supply, biodiversity and natural resources.

WaterwayMap

River Basins from OpenStreetMap.

data-visualization geo geospatial openstreetmap openstreetmap-data osm osm-data river-network-analysis river-networks topology water watershed

Hydrosphere - Ocean and Hydrology Data Access - Last synced: 26 Apr 2025 - Ranking: 6.6