webtrees

Webtrees is the web's leading online collaborative genealogy application.

GPL-3.0 PHP Genealogy
Homepage
Source code
Demo

Other self-hosted genealogy

Genealogy tool designed with privacy in mind that anyone can use to author or edit their family tree. Data is stored in the GEDCOM format and all processing is done in the browser.
MIT
Record family members and their relationships and build a family tree.
MIT
Genealogy software that can be used offline or as a Web service.
GPL-2.0
Web app for collaborative genealogy, based on and interoperable with Gramps, the open source genealogy desktop application.
AGPL-3.0 Docker

Run it with Docker

Spin up webtrees on a VPS in minutes. Use the docker-compose generator to get a starter snippet, or grab a server below.

Generate compose file Browse Genealogy