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#2 Aurora Solar
Industry‑leading cloud platform for 3‑D site modeling, shading analysis, energy yield simulation, and automated proposal creation.
#3 HelioScope
Web‑based design suite that combines layout, shading, and performance modeling with a fast, intuitive UI.
#4 PVSyst
Comprehensive desktop software for detailed PV system simulation, shading analysis, and financial feasibility studies.
Free NREL‑maintained tool for performance and financial modeling of renewable energy projects, including PV.
#6 PV*SOL
3‑D simulation software for PV system design, shading analysis, and yield calculation, with built‑in proposal templates.
#7 PVcase
AI‑driven design platform for large‑scale ground‑mount and rooftop PV projects, offering auto‑layout and shading checks.
#8 Solargraf
All‑in‑one web app for solar design, sales proposals, and contract management, with drag‑and‑drop layout tools.
#9 OpenSolar
Free, cloud‑based solar design and proposal software that generates 3‑D site plans, performance reports, and financing options.
#10 SolarDesignTool
Desktop application focused on rapid layout creation, shading analysis, and export of CAD files for installers.
NREL’s online tool for quick PV energy production estimates, useful for early‑stage feasibility and client presentations.
Integrated design suite for SolarEdge hardware, providing system layout, performance simulation, and proposal generation.
Design tool tailored to Enphase micro‑inverter solutions, offering layout, shading, and energy yield analysis.
#14 SunDAT
Data‑driven solar design platform that combines satellite imagery, shading analysis, and automated proposal creation.
#15 PVComplete
Cloud‑based software for residential and commercial PV design, featuring auto‑layout, shading analysis, and proposal PDFs.
#16 SolarNexus
End‑to‑end solar sales platform with design tools, proposal builder, and CRM integration.
3‑D modeling environment enhanced with solar analysis plugins for shading, orientation, and energy output.
BIM‑based design workflow with Insight’s solar performance analysis, enabling detailed shading and yield studies.
#19 Solstice
Web platform for rapid residential PV design, automated shading checks, and customizable sales proposals.
High‑resolution solar resource data combined with layout tools for precise yield estimation and proposal creation.
Professional design suite for SunPower products, offering site modeling, performance simulation, and client‑ready proposals.