I just released a new module for Drupal 7.x. Titled Simple Table of Contents, the module provides an easy and automatic way to add a table of contents to all of your content.

Why a new module?

There are a few other table of contents modules for Drupal, namely TableOfContents and TOC Filter. Unfortunately, besides being relatively unstable in the case of TableOfContents, there are a number of downsides to both modules, at least in certain use cases: