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The REopt™ techno-economic decision support platform is used by NREL researchers to optimize energy systems for buildings, campuses, communities, microgrids, and more. REopt recommends the optimal mix of renewable energy, conventional generation, and energy storage technologies to meet cost savings, resilience, and energy performance goals.

Software Platform

NREL’s powerful REopt capabilities are available through a free REopt Lite web tool evaluation or a custom REopt analysis.


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Use the publicly available REopt Lite web tool to evaluate solar, wind, and battery storage potential at your site.

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Work with NREL’s expert team on a customized energy integration and optimization analysis using full REopt platform capabilities.

Contact NREL for a custom REopt analysis >>

Project Successes

REopt analyses have supported decisions that led to more than 260 megawatts of renewable energy development. Explore our impactful projects in the following areas.


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