Data.gov
data.gov
The official open data portal of the US federal government, providing access to hundreds of thousands of datasets from government agencies.
Why it is useful
The primary source for authoritative US government datasets across every domain — from FDA drug approvals to NOAA weather readings. Quality and format consistency varies by agency, but for anything where an official government dataset exists, this is the right starting point. The catalog is searchable by topic, format, and publishing agency.
More in Research & Data
Other research & data you might not have heard of.
- Shipmap.orgA stunning data visualization of the global commercial shipping fleet, showing real vessel movement patterns over an entire year.
- Common CrawlFree, open repository of petabytes of web crawl data, updated monthly — the raw material behind many large language models.
- WikidataFree, structured knowledge base underlying Wikipedia's infoboxes — every fact is machine-readable and directly queryable.
- FRED Economic DataFederal Reserve Bank of St. Louis database of over 800,000 economic time series from hundreds of sources.
- Google TrendsShows how interest in a search term has changed over time and across regions, and lets you compare several terms side by side.
- LMSYS Chatbot ArenaA live human preference leaderboard where anonymous models compete head-to-head in blind evaluations, producing the most credible ranking of conversational AI quality available.