Archived Challenges
Archived challenges are no longer accepting submissions and are included for historical purposes only.
Gun Safety Matters Challenge
Department of Veterans AffairsClosed On: 01/08/2018 12:00 AM
The Healthy Behavior Data Challenge
Centers for Disease Control and PreventionClosed On: 01/15/2018 12:00 AM
PerfLoc Prize Competition
Department of Commerce - National Institute of Standards and TechnologyClosed On: 01/17/2018 05:00 PM
Virtual Reality Heads-Up-Display Navigation Challenge
Department of Commerce - National Institute of Standards and TechnologyClosed On: 01/29/2018 09:00 PM
The Unmanned Aerial Systems Flight and Payload Challenge
Department of Commerce - National Institute of Standards and TechnologyClosed On: 01/29/2018 09:00 PM
NASA Earth & Space Air Prize
National Aeronautics and Space AdministrationClosed On: 01/31/2018 06:00 PM
Fishackathon
International Assistance Programs - Department of State - OtherClosed On: 02/11/2018 12:00 AM
The VA PseudoVet Challenge
Department of Veterans AffairsClosed On: 02/14/2018 12:00 AM
TRANSPORTATION TECHNOLOGY TOURNAMENT
Department of TransportationClosed On: 02/15/2018 12:00 AM
Eradication of Invasive Mussels in Open Water - Stage 1
Department of the Interior - Bureau of ReclamationClosed On: 02/28/2018 12:00 AM
Congressional Data Competition
Legislative Branch - Library of CongressClosed On: 04/02/2018 11:59 PM
2018 CEC Youth Innovation Challenge
Environmental Protection AgencyClosed On: 04/03/2018 12:00 AM
2018 Million Hearts Hypertension Control Challenge
Centers for Disease Control and PreventionClosed On: 04/06/2018 11:59 PM
Secure API Server Showdown Challenge
Department of Health and Human ServicesClosed On: 04/09/2018 11:59 PM
Creating Hope in Conflict - A Humanitarian Grand Challenge
U.S. Agency for International DevelopmentClosed On: 04/12/2018 11:30 AM
The Vizzies: Visualization Challenge
National Science FoundationClosed On: 04/15/2018 11:59 PM
UG2 Prize Challenge
Office of Director of National Intelligence - Intelligence Advanced Research Project ActivityClosed On: 04/15/2018 11:59 PM
2018 RAMP - Reusable Abstractions of Manufacturing Processes
Department of Commerce - National Institute of Standards and TechnologyClosed On: 04/21/2018 03:00 AM
#SmallBusinessWeek Hackathon
Small Business AdministrationClosed On: 04/29/2018 01:30 PM
U.S Cyber Challenge
Department of Homeland Security - Science and TechnologyClosed On: 04/30/2018 11:59 PM
Spectrum Collaboration Challenge
Department of DefenseClosed On: 04/30/2018 12:00 AM
Disguised Faces in the Wild Competition
Office of Director of National Intelligence - Intelligence Advanced Research Project ActivityClosed On: 05/01/2018 11:59 PM
Sub-Seasonal Climate Forecast Rodeo
Department of the Interior - Bureau of ReclamationClosed On: 05/03/2018 12:00 AM
Detecting Leaks and Flaws in Water Pipelines - Stage 1
Department of the Interior - Bureau of ReclamationClosed On: 05/07/2018 12:00 AM
ARIAC
Department of Commerce - National Institute of Standards and TechnologyClosed On: 05/17/2018 05:00 PM
Design by Biomedical Undergraduate Teams (DEBUT) Challenge 2018
Department of Health and Human Services - National Institutes of HealthClosed On: 05/31/2018 11:59 PM
2018 Excellence in AmeriCorps Awards
Corporation for National and Community ServiceClosed On: 06/13/2018 11:00 PM
NSF WINS Wireless Challenges
National Science FoundationClosed On: 06/30/2018 11:59 PM
xView Detection Challenge
Department of DefenseClosed On: 07/08/2018 11:59 PM
The Secretary's RAISE Award for 2018
Department of Transportation - Federal Aviation AdministrationClosed On: 07/09/2018 11:59 PM
Army Expeditionary Technology Search (xTechSearch)
Department of DefenseClosed On: 07/12/2018 12:00 AM
Solving for Safety Visualization Challenge
Department of TransportationClosed On: 07/31/2018 11:59 PM
CineSpace 2018
National Aeronautics and Space AdministrationClosed On: 08/01/2018 12:00 AM
The Unlinkable Data Challenge - Advancing Methods in Differential Privacy
Department of Commerce - National Institute of Standards and TechnologyClosed On: 08/02/2018 05:00 PM
2018 Innovations in Food and Agricultural Science and Technology (I-FAST) Prize Competition
Department of Agriculture - National Institute of Food and AgricultureClosed On: 08/03/2018 11:59 PM
Fusion of Face Recognition Algorithms
Office of Director of National Intelligence - Intelligence Advanced Research Project ActivityClosed On: 08/06/2018 11:59 PM
Reimagining the Higher Ed Ecosystem
Department of EducationClosed On: 08/08/2018 04:15 PM
Pathogen Monitoring for Potable Water Reuse - Stage 1
Department of the Interior - Bureau of ReclamationClosed On: 08/09/2018 12:00 AM
Human Rated Spacecraft 3D Printing Process Animation
National Aeronautics and Space AdministrationClosed On: 08/10/2018 12:00 AM
Army Signal Classification Challenge
Department of DefenseClosed On: 08/13/2018 12:00 AM
Boldline Religious Freedom
Department of State / Boldline AcceleratorClosed On: 08/23/2018 12:00 AM
Project Mars Competition
National Aeronautics and Space AdministrationClosed On: 08/31/2018 11:59 PM
Air Force Turbine Prize
Department of DefenseClosed On: 09/01/2018 04:00 PM
Antimicrobial Resistance Rapid Point of Care Diagnostic Letter of Intent
National Institutes of HealthClosed On: 09/04/2018 11:59 PM
Geopolitical Forecasting Challenge
Office of Director of National Intelligence - Intelligence Advanced Research Project ActivityClosed On: 09/07/2018 02:00 PM
Rapid Image Colorization
Department of Defense - National Geospatial Intelligence AgencyClosed On: 09/09/2018 12:00 AM
AHRQ Step Up App Challenge
Agency for Healthcare Research and QualityClosed On: 09/24/2018 11:59 PM
Preventing Childhood Obesity
Department of Health and Human Services - Health Resources and Services AdministrationClosed On: 09/24/2018 12:00 AM
2018 Campus RainWorks Challenge
Environmental Protection AgencyClosed On: 09/30/2018 11:59 PM
American-Made Solar Challenge
Department of Energy - Energy ProgramsClosed On: 10/05/2018 11:59 PM
U.S. Coast Guard Ready for Rescue Challenge
Department of Homeland Security - Science and TechnologyClosed On: 10/15/2018 04:59 PM
Easy EHR Issue Reporting Challenge
Department of Health and Human ServicesClosed On: 10/15/2018 11:00 PM
The NSF 2026 Idea Machine
National Science FoundationClosed On: 10/26/2018 11:59 PM
CHPL Data Challenge
Department of Health and Human ServicesClosed On: 10/31/2018 04:00 PM
Consumers Combat Counterfeits
Department of Commerce - U.S. Patent and Trademark OfficeClosed On: 10/31/2018 11:59 PM
NASA ISS RFID Localization Challenge
National Aeronautics and Space AdministrationClosed On: 10/31/2018 11:59 PM
NCATS Rare Diseases Are Not Rare! Challenge
Department of Health and Human Services - National Institutes of HealthClosed On: 10/31/2018 12:00 AM
Care Coordination for Children with Special Health Care Needs (CSHCN) Challenge
Department of Health and Human Services - Health Resources and Services AdministrationClosed On: 11/09/2018 08:00 PM
Next Generation Animal Tracking Ideation Challenge
National Aeronautics and Space AdministrationClosed On: 11/11/2018 05:00 PM
Agriculture Field Delineation from Satellite Imagery
Department of Defense - National Geospatial Intelligence AgencyClosed On: 11/19/2018 05:00 PM
Don't Blow It! Safely Eliminating Chemical and Biological Munitions on the Battlefield
Department of DefenseClosed On: 11/19/2018 05:00 PM
Addressing Opioid Use Disorder in Pregnant Women and New Moms
Department of Health and Human Services - Health Resources and Services AdministrationClosed On: 12/03/2018 08:00 PM
Powering Electronic Instruments on a Rotating Shaft
Department of the Interior - Bureau of ReclamationClosed On: 12/06/2018 11:59 PM
Remote Pregnancy Monitoring Challenge
Department of Health and Human Services - Health Resources and Services AdministrationClosed On: 12/07/2018 08:00 PM
DARPA Launch Challenge
Department of DefenseClosed On: 12/14/2018 12:00 AM
Centennial Challenges Program Cube Quest Challenge
National Aeronautics and Space AdministrationClosed On: 12/31/2018 12:00 AM