VaultWiki allows your existing forum users to collaborate on creating and managing a site's content pages. VaultWiki is a fully-featured and fully-supported wiki solution for vBulletin and XenForo.
The VaultWiki Team encourages you to join our community of forum administrators and check out VaultWiki for yourself.
You can view the page at https://www.vaultwiki.org/content.ph...ultWiki-4-RC-1
- lead developer for VaultWiki