Best Free Solar PV System Simulation & Design Software (2026)

Our team at Engineering Passion has researched solar design software tools that are both free and open-source that can be used to design and simulate residential and commercial solar

Best 11 Free Solar Design Software Picks in 2026 | G2

Check out our list of free Solar Design Software. Products featured on this list are the ones that offer a free trial version. As with most free versions, there are limitations, typically time or features.

All Solar Software Reviews 2025 | SurgePV Ratings & Comparisons

Browse expert reviews of the top solar design and simulation software. Compare features, pricing, pros and cons, and find the right tool for your 2025 solar projects.

Top 10+ Best Solar Power & Design Software Tools for PV Installers:

Simply put, solar design and proposal software is a digital tool that helps solar professionals plan, design, and present solar PV systems to their customers. It takes the guesswork

PV*SOL | The trusted software for solar design

PV*SOL is the industry standard for planning and designing efficient PV systems – used by engineers, system designers, installers, and skilled technicians around the world.

Designer

SolarEdge Designer is a free solar design tool that helps PV professionals like yourself lower PV design costs and close more deals. Learn more.

OpenSolar | Accelerating Solar Adoption with Free Software

OpenSolar connects homeowners, solar professionals, and partners with free software to design, sell, and manage fast, accurate solar projects.

Aurora Solar: The World''s #1 Solar Design Software

The #1 solar software to design and sell advanced PV systems. See why installers use Aurora to create over 100,000 PV designs every week.

10 Best Solar Design Software Tools For 2025

The #1 solar software to design and sell advanced PV systems. See why installers use Aurora to create over 100,000 PV designs every week.

Photonik | Solar Design Software

The Photonik solar design software enables system designers of any skill level to quickly and easily develop accurate solar proposals using our simple user interface.

10 Best Solar Design Software Tools For 2025

The best solar design software will help you build more cost-effective solar systems for your clients, which will lead to more sales and greater customer satisfaction.

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