StorePreviewer - See how your app will look like on the App Store
ResistBot - Civic engagement application.
App Store Launch Stories - A podcast about the stories behind app launches
GovTrack.us - GovTrack.us enables users to track the bills and members of the United States Congress.
Retro App Store - How App Store would look like if it was launched in 80s
Congress.gov - Search Results from U.S. Congress legislation, Congressional Record debates, Members of Congress, legislative process educational resources presented by the Library of Congress