WackoWiki

View source for Re: 未找到格式化程序-highlight斜杠geshi

You must install GESHI on your WackoWiki installation.
It is not part of the core package.

See here: ((/Dev/PatchesHacks/GeSHi GeSHi formatter))

It is part of the general documentation so it is not overlooked that there are additional Highlighters available.