The REopt® techno-economic decision support platform is used by NREL researchers to optimize energy systems for buildings, campuses, communities, microgrids, and more. REopt identifies the optimal mix of renewable energy, conventional generation, storage, and electrification technologies to meet cost savings, resilience, emissions reductions, and energy performance goals.
Engage With REopt
REopt Lite® isn't light anymore! A broad range of NREL's powerful REopt capabilities are now available through the self-service REopt web tool, application programming interface, and open source code. Learn more about the evolution of REopt.
As always, you can work with NREL experts on an in-depth REopt analysis that may require customizable features and development.
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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Last Updated Feb. 18, 2025