From the webpage:
/unitedstates is a shared commons of data and tools for the United States. Made by the public, used by the public.
There you will find:
bill-nicknames Tiny spreadsheet of common nicknames for bills and laws.
citation Stand-alone legal citation detector. Text in, citations out.
congress-legislators Detailed data on members of Congress, past and present.
congress Scrapers and parsers for the work of Congress, all day, every day.
glossary A public domain glossary for the United States.
licensing Policy guidelines for the licensing of US government information.
uscode Parser for the US Code.
wish-list Post ideas for new projects.
Can you guess what the #1 wish on the project list is?