Mediawiki is a wiki engine (a program for creating a collaboratively edited website). it is designed to handle heavy websites containing library-like document collections, and supports user uploads of images/sounds, multilingual content, toc autogeneration, isbn links, etc.

moreover, it keeps track of changes, so users can receive notifications, view diffs and revert edits. this system has many other features and can easily be extended.

this package contains the texvc binary required by the math rendering plugin.