Mocavo is a British online resource centre for professional and hobbyist genealogists. It continues to stake its claim as the pre-eminent authority in online family history research, and millions of registered enthusiasts have been drawn to its online and family brands by its impressive reputation. Moreover, it collaborates with online brands such as the British newspaper archive, Genes Reunited, and Lives of the First World War to improve the experience of its customers.

Mocavo has made numerous genuine historical records to be available to the public, to enable people to freely examine a vast collection of records and understand their forebears.