6 Free Public Records and Government Data Databases

The largest open database of companies worldwide, aggregating corporate registry data from over 140 jurisdictions into one searchable index.

A cross-jurisdiction legislative tracking engine providing open access to bill texts, voting records, and sponsor data across all 50 US states.

Database mapping connections between powerful people and organizations.

Federal Reserve Bank of St. Louis database of over 800,000 economic time series from hundreds of sources.

Google project aggregating public datasets from governments and research institutions into one queryable graph.

Library of Congress archive of digitized historic American newspapers from 1770 to 1963.