From B2evolution

The Wacko plugin provides Wacko style formatting.

It is a simple Renderer Plugin, that provides the following replacements:

The following examples create headlines ("<h2>Text</h2>" through "<h6>Text</h6>"):

== H2 ==
=== H3 ===
==== H4 ====
===== H5 =====
====== H6 ======

The following creates a horizontal line ("<hr />"):

---

The following created a code block. The text gets wrapped in "<pre>" and "<code>" html tags. This is useful for PHP code for example:

%%% code block %%%

[edit] Location

The Wacko Plugin gets shipped with b2evolution and can be found in /blogs/plugins/_wacko.plugin.php