This is a repackaged open source software product wherein additional charges apply for support with managing and maintaining its underlying components (database configuration, users and permissions, SSL certificates, etc). The MediaWiki software is used by tens of thousands of websites and thousands of companies and organizations. It powers Wikipedia. MediaWiki helps you collect and organize knowledge and make it available to people. It's powerful, multilingual, free and open, extensible, customizable, reliable.

Disclaimer: whilst it is possible to register on this application by using just a username and a password, its highly encouraged to add your email address as well as configure a mail delivery service (for example AWS SES) so in case users loose their password they have a quick way to recover their accounts. Please see the Documentation resource for more info.