From Open Energy Information

Open Energy Information

Welcome to OpenEI and the world of open energy information, data and resources.

Much of the information you'll find on OpenEI is community driven. It is a collection of content and data provided by contributors ranging from experts to enthusiasts. At its core, the OpenEI platform is a wiki, similar to Wikipedia, with which many people are already familiar. OpenEI users can view, edit, add, and download data for free. There are currently more than 228,935 pages on OpenEI, which contain information on a wide variety of energy-related topics: from renewable energy and energy efficiency, to policy and regulations, machine learning, and data analytics.

If you're not sure where to begin your information expedition, we recommend you start by exploring some of these featured content categories, or join our user community and get involved.

Renewable Energy

Explore renewable energy resources and technologies used for electricity generation. Geothermal, solar, water and wind energy resources are among the most abundant of renewable resource types. These links are your gateway to learning more about these resources and their related technologies.

Incentives, Policy, Programs & Regulation

Learn more about regulatory and permitting information, incentives and policies for using renewable energy or explore programs that promote and support sustainability and renewables.


OpenEI contains a wide variety of data. Use the Datasets repository to search for open data, or use one of the featured apps to research more specific data types. OpenEI encourages community collaboration and we invite our users to submit contributions to the Datasets repository.

Search, download or contribute!

International Information

OpenEI is a platform that assists various international organizations and programs with hosting and serving information to the public. Here are some notable efforts. OpenEI has a variety of partners and sponsors that help to enhance data and content offerings.

Integration & Productivity

Discover how open energy information is being used to promote research and development advancements in infrastructure and across different services and sectors.