MediaWiki on a stick

Clean the stick, right click and format

Run Your Personal Wikipedia from a USB Stick (lifehacker.com)

Download XAMPP (apachefriends.org)

Go

Allow

Panel

Or

Once XAMPPLite is saved to your flash drive, to start it up, double-click on the xampp-control.exe

MediaWiki

The MediaWiki software is used by tens of thousands of websites and thousands of companies and organizations. It powers Wikipedia and also this website.

Manual:Installing MediaWiki on XAMPP – MediaWiki