Plugin: headinganchors
Author: PaulWise
Included in ikiwiki: yes
Enabled by default: no
Included in goodstuff: no
Currently enabled: no

This is a simple plugin to add ids (which will serve as anchors) to all headings (h1, h2, etc), based on their text. It works as a postprocessing filter, allowing it to work on mdwn, wiki, html, rst and any other format that produces html.