The U.S. Energy Department’s Apps for Energy competition is offering $100,000 in prizes to software developers for the best new apps that help utility customers make the most out of their Green Button electricity usage data. Green Button is an open standard for sharing electricity data that is available to millions of utility customers, so mash it up with other public data sources to help homeowners and businesses take action, understand their usage and make better-informed decisions. Questions about this competition? Start here with our FAQ. Looking for app ideas? Here's a list to get you started!


Hackathon Sponsors


$100,000 in prizes

Best Overall Application – Grand Prize

Announced May 22nd.

Best Overall Application – Second Prize

Announced May 22nd.

Best Overall Application – Third Prize

Announced May 22nd.

Student Award – Grand Prize

Announced May 22nd.

Student Award – Second Prize

Announced May 22nd.

Popular Choice Award – Grand Prize

Announced June 6th.

Popular Choice Award – Second Prize

Announced June 6th.

Travel to Washington, D.C. for the Winners (7)

The winning teams will be invited to Washington, D.C. to demo their application at an energy data event later this summer.

Peak Energy Usage Award

Announced June 26th.

Devpost Achievements

Submitting to this hackathon could earn you:

How to enter

1. Visit and click “Sign Up” to create a ChallengePost account, or click “Log In” and log in with an existing ChallengePost account.

2. Register your interest in participating by clicking “Accept this Challenge” on the Competition Website in order to receive important Competition updates. Registration is free. No purchase necessary.

3. After you sign up on, a confirmation email will be sent to the email address you provided. Use the confirmation email to verify your email address. As a registered Contestant, you will then be able to enter the Competition by submitting an application that conforms to the requirements set forth herein (each, a “Submission”).

4. Explore the Green Button data and other resources available at

5. Create a working Software Application (the “Application”) that uses Green Button data. While not required, it is recommended to use other third-party data in combination with Green Button to enhance the usefulness of the App for users.

6.  Between 2:00 p.m. ET on April 5, 2012 and 8 p.m. ET on May 15, 2012, visit and confirm that you have read and agree to the Official Rules, and submit your application by including: a) a link to your Application; b) a video of your Application to demonstrate navigation and functionality; c) a text description of your Application; and d) at least one photograph of your working application; e) optionally, submissions may include sample Green Button data to be used when judging the submission.


Karen Austin

Karen Austin
Senior Vice President and Chief Information Officer, Pacific Gas and Electric Company

Patricia Hoffman

Patricia Hoffman
Assistant Secretary for the Office of Electricity Delivery and Energy Reliability, U.S. Energy Department

Sharelynn Moore

Sharelynn Moore
Vice President, Corporate Communications of Itron, Inc.

Guy Kawasaki, Bill Reichert, Joyce Chung

Guy Kawasaki, Bill Reichert, Joyce Chung
Managing Directors, Garage Technology Ventures

Aaron Shapiro

Aaron Shapiro

Judging Criteria

  • Potential Impact
    Each submission will be rated on the strength of its potential to help individuals, organizations, and communities make informed decisions about their electricity use.
  • Creativity and Innovation
    Each submission will be rated for the degree of new thinking it brings to applications for the energy sector, and the creativity shown in designing for impact.
  • Implementation
    Each submission will be rated on its user experience and interactive capabilities. Preference will be given to applications that are easily accessible to a range of consumers, including those with disabilities.
  • Use Green Button Data
    Each submission must make use of Green Button electricity usage data. You can combine these data with other data sets, but if your app doesn't use Green Button data, it will be disqualified. You can find sample Green Button data at

Tell your friends

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.