With Easy-PV you can easily create a PV project online for free. You can create an instant schematic and use the performance calculator to estimate PV system output. Easy-PV was designed and built by the folks at Midsummer Solar Wholesale.
OpensolarDB is a database with average global daily solar radiation data for each month of the year as measured on the ground. The uniqueness of this solar database is that it is open for everybody, open for extracting data and open for
SHW is a simulation software for Thermal Solar Systems. It is a freeware for Research and Teaching use.
Designed from unit of Energy Efficient Buildings at the University of Innsbruck, Austria.
No Online help is
Software dedicated to large hot water systems as hotels, industry,
NO MORE AVAILABLE! It has been replaced by TRANSOL, see on Professional solar thermal
PVWatts is a useful map-based free online software for US and international photovoltaic sites analysis. It could give the global annual energy output of PV systems connected to the grid in USA or in many part of the world. For many
Solar Water Heating Calculation for built up system Note to Users:
California F-Chart has been designed to calculate solar thermal water
heating contributions for built up solar systems.
This section provide a list of free solar thermal softwares.
Free online calculation and simulation of solar photovoltaic electrical power in Europe, Asia and Africa
Solar electricity simulator : free worldwide online calculation of solar photovoltaic power
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