NICAR

• National Institute for Computer-Assisted Reporting (NICAR) Database Library

Federal Government

• Data.gov
• GovTrack.us:  track the activities of the U.S. Congress
• Sunlight Foundation:  Keeping Track of Federal Agencies:  Fall 2012 Edition

• BEA (Bureau of Economic Analysis): Regional Economic Accounts
• Census Bureau:
  • Population Estimates in CSV files
  • Tax Collection Data
• DOL (Department of Labor): UnionReports.gov and Union Search
• FAA (Federal Aviation Administration): Aircraft Registration Inquiry (online). Related: FlightAware.
• FEC (Federal Election Commission):
  • FEC FTP Site
  • Summary Data Files by Election Cycle
  • Detailed Files about Candidates, Parties and Other Committees by Election Cycle
  • Working with Downloadable FEC Data Files using MS Access
• Federal Courts: PACER Search 
• GAO:  Investigators’ Guide to Sources of Information
• Government Attic
• HUD (Housing and Urban Development):
  • HUD USER Data Sets
  • Audit Reports
• Inspectors General
• IRS Charity Search (online)
• IRS 527 info: Download entire database of electronic data from IRS 8871 and 8872 forms, which is updated every Sunday
• IRS 990s:
  • Highlights of IRS Form 990 from GuideStar
  • IRS page shows the contents of the index files for the “raw format” when IRS 990s are purchased from the IRS. Many IRS 990s can be viewed online at GuideStar.org.
• SEC: EDGAR Company Search

Miscellaneous

• Where Does Taxpayer Money Go? Government Spending

• National Association of State Budget Officers

• Pension Costs
  • Pension Tsunami
  • Pension Pulse

SQL

• Gentle Introduction to SQL Using SQLite