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#2 PVsyst
Industry‑standard PV design and simulation software offering detailed shading analysis, performance prediction, and financial reporting.
#3 HelioScope
Cloud‑based solar design tool that combines layout optimization with performance modeling and rapid proposal generation.
#4 Aurora Solar
All‑in‑one platform for 3‑D site modeling, shading analysis, energy production estimates, and proposal creation.
#5 Homer Energy
Hybrid optimization model for renewable energy systems, enabling techno‑economic analysis of PV‑plus‑storage or micro‑grid configurations.
#6 RETScreen
Comprehensive clean‑energy management software for feasibility, performance, and financial analysis of solar projects.
High‑resolution solar resource data combined with PV system design tools for accurate yield estimation.
#8 PV*SOL
3‑D simulation software for designing and analyzing PV systems, with built‑in shading, inverter, and battery modeling.
Design suite focused on SolarEdge inverter and optimizer solutions, offering layout, performance, and financial analysis.
#10 SunDAT
Web‑based solar design tool that automates layout, shading, and energy production calculations for residential and commercial projects.
#11 OpenSolar
Free, open‑source solar design platform that provides site‑specific layout, shading analysis, and proposal generation.
#12 PVComplete
End‑to‑end solar design software with CAD integration, shading analysis, and detailed financial modeling.
#13 PV Planner
User‑friendly online tool for quick PV system sizing, performance simulation, and financial analysis.
#14 PVcase
AI‑driven solar design platform that automates site layout, shading analysis, and production forecasting.
#15 PVGIS
European Commission’s solar resource database and simulation tool offering hourly irradiation data and PV yield estimates.
#16 PVWatts
NREL’s web‑based calculator for estimating the energy production of grid‑connected PV systems.
#17 EnergyPlus
Whole‑building energy simulation engine that includes detailed photovoltaic system modeling for integrated analysis.
#18 SolarDesignTool
Online solar design suite offering layout creation, shading analysis, and performance reporting for installers.
#19 PowerHub
Cloud platform for solar PV performance monitoring, data analytics, and financial reporting.
#20 Energy Toolbase
Financial modeling software for solar and storage projects, integrating performance data with cash‑flow analysis.
#21 SolarCalc
Simple yet powerful calculator for PV system sizing, energy yield, and payback estimation.