OpenSolar – Free Solar Design and Proposal Software
Tool/Website Description

OpenSolar democratizes solar design accessibility by offering a completely free, end-to-end platform for solar professionals and installers. This comprehensive toolset covers the entire customer journey from initial design through to post-installation monitoring. Users can create detailed system designs using satellite imagery, generate professional proposals with accurate financial calculations, and manage customer relationships through integrated CRM features. The platform’s library includes updated product information from major manufacturers, ensuring design accuracy and component compatibility. OpenSolar’s business model relies on partnership networks rather than user subscriptions, making advanced solar tools accessible to businesses of all sizes.
The software supports remote collaboration between team members and customers, streamlining the sales process while reducing overhead costs. Particularly beneficial for growing solar businesses, OpenSolar eliminates the financial barrier to professional design tools while maintaining enterprise-level capabilities. Its commitment to accessibility has accelerated solar adoption by empowering smaller installers to compete effectively in the renewable energy marketplace.
