Let’s build a solar electrified world
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
This International Women’s Day, women at OpenSolar reflect on their journeys in renewable energy and how authenticity, mentorship, and opportunity are helping create a more inclusive solar industry.
Starting 16 April 2026, the core OpenSolar app stays free, and charges apply only to moving data in and out of the platform through API Access and supported connectors to third-party tools. OS 3.0 is the latest version of OpenSolar, built to support an end-to-end solar workflow in one place.
When temperatures drop below zero, many lithium battery systems stop charging, not due to a fault, but to protect the battery. Learn why this happens and how modern ESS solutions with intelligent thermal management keep systems charging, efficient, and reliable all winter long.
