ReEDS, The Regional Energy Deployment System (ReEDS) is a long-term capacity expansion model for the deployment of electric power generation technologies and transmission infrastructure throughout the contiguous United States.

SAM , The System Advisor Model (SAM) is a performance and financial model designed to facilitate decision making in renewable energy.

GCAM, Global Change Assessment Model (GCAM), an integrated assessment tool for exploring consequences and responses to global change.

C-ROADS, Climate Rapid Overview and Decision Support

LEAP, The Long-range Energy Alternatives Planning System

MARKAL, Markal is a numerical model used to carry out an economic analysis of different energy related systems at the country level to represent its evolution over a period.

MESSAGE, Model for Energy Supply Strategy Alternatives and their General Environmental Impact

GAINS, The Greenhouse Gas and Air Pollution Interactions andSynergies (GAINS)-Model provides a consistent framework for the analysis of co-benefits reduction strategies from air pollution and greenhouse gas sources.

NEMS, The National Energy Modeling System (NEMS) is a computer-based, energy-economy modeling system of U.S. through 2030.

MERGE, Model for Evaluating the Regional and Global Effects of GHG Reduction Policies

Balmorel, Balmorel is a model for analyzing the electricity and combined heat and power sectors in an international perspective.

GridLAB-D, GridLAB-D is an open-source simulation and analysis tool that models emerging smart grid energy technologies.

EnergyPlus, EnergyPlus is a whole building energy simulation program that engineers, architects, and researchers use to model energy and water use in buildings.

OSeMOSYS: The Open Source Energy Modeling System

TEMOA: Tools for Energy Model Optimization and Assessment

PyPSA: Python for Power System Analysis