Webuzo Elgg Stack is pre-bundled with all the dependencies and requirements like Apache, MySQL, PHP, etc. Elgg empowers individuals, groups and institutions to create their own fully-featured social environment. Elgg, started in 2004, is an open source social engine which powers all kinds of social environments - from education and business to martial arts and rugby. If you are looking for a professional social intranet or want to run a site for your organisation, Elgg is a great choice.