


Join us at the launch of OS 3.0: the new era of OpenSolar



We’re on a mission to accelerate the adoption of solar and renewable energy globally

We donate 1% of our annual revenues to the solar electrification of underserved communities
Discover who we are and what we do

Learn about our mission and the team behind the innovative solar solutions we offer

Find out why we offer our services for free and how it aligns with our sustainable vision

Discover powerful tools and functionalities that simplify every step of your solar workflow
Stay updated with the latest solar energy news and developments

Read insightful articles on sustainability, solar energy, and industry trends
Join our team and explore exciting opportunities in renewable energy

Explore third-party reviews confirming OpenSolar’s unmatched reliability and accuracy
Discover how data, policy and innovation are shaping the solar industry
Recently published: Industry insights and employee stories

We’re proud to introduce OS 3.0, the AI-powered operating system built to streamline every part of your solar business. Designed with installers for installers, OS 3.0 redefines how solar professionals sell, design, and grow—all for free.

Our Fair Use Policy is simple: keep OpenSolar running smoothly for everyone, keep it accessible, and keep it fair. For the vast majority of installers, that means it will always be free.

Solis shares common PV installation issues and how to prevent them—helping installers boost quality from the ground up.