Join OpenSolar’s worldwide community of 25,000+ solar electrification professionals
Use our free, class-leading software to design, sell and manage projects.


The world’s fastest, most accurate solar design tool
The simplest, fastest, most accurate 3D design tool available, for free – anyone on your team can create trusted, bankable proposals in minutes.

Sell more often with dynamic proposals
Create beautiful, fully customizable customer proposals on any device with flexible payments, real-time updates, and integrated communication tools – branded to your business for a competitive edge.

Improve your cash flow with a built in solar payments system
Easily generated, branded invoices with easy ways for your customer to pay, plus flexible payment milestones and automated payment reminders.

Shop hardware
Easily order and manage equipment purchases directly within your design experience with a comprehensive hardware catalogue and trade and bulk discounts.
More world-class features

Present your customers with compelling solar proposals with the option to layer in high-resolution aerial imagery and 3D data powered by Nearmap data on a project-by-project basis.

Great designs and proposals work better when there’s a fully featured lead capture and customer relationship management (CRM) system to manage your customers.

Manage your projects and workflows easily with custom roles, teams, and collaboration tools

Time kills deals, which is why with OpenSolar you get a fully integrated e-signature and online payment processing system. Straight from the proposal, your customers can sign your contracts and pay online.

An industry exclusive, our partnership with IronRidge unlocks auto-generated BOMs with exact racking component and order details you need for your projects.

Shop and purchase made-to-order solar permitting and engineering packages right from within OpenSolar at the click of a button.

Grow your business with one platform – on any device, from anywhere. Tablet or smartphone, iOS or Android, PC or Mac, we’ve got you covered.

Our application programming interface (API) enables you to plug OpenSolar into your CRM and other systems that you’ve chosen for your business.

Managing scaffolding for solar projects across England, Scotland, and Wales is now simpler than ever with our seamless integration with PVF Scaffolding.