World Prisons is a comprehensive online resource dedicated to providing essential information about prisons across the globe. Covering 162 countries and over 31,000 individual facilities, World Prisons gathers vital data on population statistics, incarceration rates, and facility types, making it an invaluable tool for families, researchers, journalists, and advocates alike. By centralizing information that is often scattered across multiple websites, it allows users to conveniently access details like visiting times, mailing addresses, and oversight reports.

The platform includes nearly 1,700 oversight reports from various national monitoring bodies and focuses on human rights cases, notable inmates, and historical sites of detention, such as the Gulag and Holocaust-era camps. World Prisons prides itself on sourcing data from reputable public records and offers a space for community contributions. The site remains independent of any governmental or advocacy affiliations while continuously updating its content and functionality to enhance user experience, making it a critical reference for understanding global incarceration.