Hi everyone, If you’ve ever downloaded or used the earlier MATLAB version of RIVeR from this blog — first of all, thank you . Your interest, feedback, and questions have helped shape what comes next. I’m excited to share that the next generation is here: π RIVeR 3 is now available! π What’s New in RIVeR 3 ✅ Fully open-source and free to use ✅ Rewritten from the ground up in Python + React ✅ No more MATLAB dependencies or license requirements ✅ Modern, intuitive graphical interface with guided workflows ✅ Multilingual : English, Spanish, and French ✅ Easy-to-install binaries for Windows, macOS, Ubuntu, and more ✅ Powerful Command Line Interface (CLI) for batch workflows ✅ Automatic HTML reports for documentation and sharing ✅ Developed as part of the RIVeR-LAC project , supported by WMO HydroHub and IDB RIVeR 3 is the result of everything we’ve learned so far — and it’s built for real-world hydrometric monitoring using Large-Scale Particle Image Velocimetry (LSPIV) . ...