MediaWiki is good software written in the PHP programming language. Wikipedia used to run on UseModWiki, until it made a upgrade to MediaWiki in like 2002?
Shitty servers can't even upload JPG files.
Better version
The Software used for many wikis (Like ComputerNewb Wiki and CollabVM wiki)
Screenshots
An Example of an MediaWiki wiki (Anarchy-SpamFag Wiki), wiki name,extensions,mod accounts,admin accounts, owner accounts and/or Default Theme may varyAnother Example of an MediaWiki wiki (Anarchy-SpamFag Wiki),except this time its logged in to an owner account and with an own customized Main Page