- International Union for Conservation of Nature (IUCN)
- Water and Nature Initiative (WANI)
- ECOLEX
- UNECE Water Convention
- UN Watercourses Convention Online User's Guide
- Global Water Partnership
- Programa de Agua de UICN Sur
- Sistema de Información de Recursos Hídricos Transfronterizos
- International Water Law Project (IWLP)