About
OpenFactBook
A modern, open-source country information resource
Our Mission
OpenFactBook provides free, comprehensive, and accurate information about every country in the world. We believe geographic and demographic data should be accessible to everyone—students, researchers, journalists, developers, and curious minds alike.
What We Offer
Comprehensive Country Profiles
Detailed information on geography, demographics, government, economy, infrastructure, and military for 250+ countries and territories.
Historical Trends
Track how countries have changed over time with 20 years of GDP, population, and life expectancy data visualized in interactive charts.
Open Source
All code is open source and freely available. Contribute improvements, report issues, or fork the project for your own use.
Data Sources
OpenFactBook aggregates data from multiple authoritative sources to provide comprehensive and accurate information:
- 1
CIA World Factbook
Primary source for country profiles including geography, government structure, demographics, economy overview, transportation, military, and transnational issues.
- 2
World Bank Open Data
Historical time-series data for GDP (current USD), population totals, and life expectancy at birth spanning 20+ years.
- 3
REST Countries API
Supplementary data including currency details, calling codes, timezones, official languages, driving side, and demonyms.
All data sources are public domain or openly licensed. We strive to keep information current and accurate.
Built With
OpenFactBook is built as a static site for maximum performance and reliability. Pages are pre-rendered at build time, resulting in fast load times and no server dependencies. The site works perfectly offline once cached.
Start Exploring
Discover comprehensive data on every country in the world.
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