PVGIS
re.jrc.ec.europa.euLocation-based photovoltaic performance calculations
Location-based photovoltaic performance calculations
Brewing recipe calculation across desktop and web
Map measurements, radii and geographic lookup tools
A map-tool collection for distances, areas and location lists
Air-travel carbon estimates with a published methodology
Editable notes with live scientific calculations
Everyday calculation tools in one mobile app
Editable calculations with automatic dependency updates
Symbolic and numerical mathematics with notebook interfaces
Symbolic expressions with documented algorithms
Matrix-based numerical calculation and visualization
Symbolic calculation through a compact command interface
Mathematical documents that combine solutions and visualization
Heat-network and district-energy scenario calculations
Energy-system performance and financial calculations
Calculated physical and chemical protein parameters
Weather quantities with linked formulas
Scientific, graphing, fraction and matrix calculations
Symbolic, numerical and graphical mathematics tools