Genosis is described as 'is designed to help you share your genealogical research online. Featuring a modern responsive design and built in Research Tools. Genosis makes it easy to share your family research' and is an app in the Home & Family category. There are three alternatives to Genosis for a variety of platforms, including Online / Web-based, PHP, PostgreSQL, Self-Hosted solutions and SQLite. The best alternative is webtrees, which is both free and Open Source. Other great apps like Genosis are FamilySearch.org (Free Personal) and The Next Generation of Genealogy Sitebuilding (Paid).
Webtrees is a free, open source, website based, collaborative genealogy application. It works with standard GEDCOM files and is installed on a web server using PHP and MySQL (or Postgres, SQL Server, or SQLite).
FamilySearch is a genealogy organization operated by The Church of Jesus Christ of Latter-day Saints. FamilySearch maintains a collection of records, resources, and services designed to help people learn more about their family history.