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, 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.
Use the publicly available REopt web tool to evaluate distributed energy, emissions reduction, and resilience potential at your site.
Work with NREL's expert team on a customized REopt energy integration and optimization analysis.
REopt analyses have supported decisions that led to more than 260 megawatts of renewable energy development. Explore our impactful projects in the following areas.
REopt: Energy Decision Analysis
NREL overview presentation
REopt: A Platform for Energy System Integration and Optimization
NREL technical report
NREL Enhances REopt Web Tool With Hybrid Geothermal Heat Exchange Technology
NREL Program News, Sept. 26, 2023
With Enhanced Capabilities, REopt Isn't Lite Anymore
NREL Program News, Feb. 2, 2022
REopt Targets Emissions for Tomorrow's Cleaner, Healthier Built Environment
NREL Program News, Jan. 18, 2022
REopt Goes Underground To Elevate Facility Energy Savings and Resilience
NREL Program News, Jan. 10, 2022