Vital Records & Genealogy
- FamilySearch – The world’s largest free global index of births, marriages, and deaths.
- Ancestry International – Billion-record database for European, Australian, and North American history.
- Consular Reports of Birth/Death Abroad – Official U.S. records for citizens born or deceased in foreign countries.
- Findmypast – Premier source for British, Irish, and Commonwealth genealogy.
- MyHeritage – Strongest database for Eastern European and Continental European family trees.
- Geneanet – The leading database for French and Western European ancestral records.
- JewishGen – The definitive global database for Jewish genealogy across 54 countries.
- BillionGraves – The world’s largest resource for searchable GPS cemetery data.
- Find A Grave – Massive international database of cemetery records and headstone photos.
- National Archives of Ireland – Free access to Irish census records and vital statistics.
- Archives New Zealand – Specialized database for New Zealand passenger lists and vital records.
- Digital Archive of El Salvador – Specialized Latin American records for genealogy.
Business & Financial Records
Legal, Criminal & Security
General Research, Statistics & Science
- WHO Global Health Observatory – Central database for international health and disease statistics.
- CIA World Factbook – Intelligence summaries for geography, politics, and economy globally.
- UNESCO Institute for Statistics – Global source for data on education, literacy, and culture.
- Web of Science – The world’s leading multidisciplinary citation database.
- JSTOR – Digital library of 12 million international academic journal articles and books.
- Scopus – Largest abstract and citation database of peer-reviewed literature.
- Google Scholar – A broad search engine for global scholarly literature and case law.
- Europe PMC – Open-access database for biomedical and health science research.
- arXiv – Global open-access archive for physics, mathematics, and computer science.
- UNICEF Data – The comprehensive database for the world's children and women.
- OECD iLibrary – Statistics and analysis on global development and trade.
- World Newspaper Archive – Digitized historical newspapers from Africa, Latin America, and South Asia.
- Smithsonian Collections Search – Searchable database of millions of international museum artifacts.
- Internet Archive – Global digital library of websites, books, and public domain media.