In Moodle 2.7 and later, the Atto HTML Editor can be extended by new plugins.
Mathslate is a customizable graphical tool for constructing mathematics within Moodle. This plugin adds the tool to the Atto editor. It may be used in addition to or as a replacement for other equation editors.
Edit chemistry equations in Moodle 2.7, or later, using the mhchem extension to the MathJax or TeX filter. Useful for full and ionic equations, isotopes, equilibrium reactions, thermochemistry and reaction kinetics. Includes a periodic table of element symbols.
PoodLL Anywhere(Atto) allows the user to record audio and video or draw pictures, or snap pictures, directly into forum posts, assignment descriptions, page resource content, question descriptions, question responses and other areas.
Computer science equation editor plugin for Moodle 2.7, or later, using either the TeX or MathJax filter. Designed for UK A Level (post-16) Computing and Computer Science curriculum, but can be easily customised for other levels or content.
The MediaCore Moodle plugin gives your Moodle users one-click access to the MediaCore Chooser — allowing them to easily upload and embed media to any Moodle page, straight from inside Moodle.