Maintained by Picture of Carl LeBlondCarl LeBlond
Filter that utilizes Easychem.js to display chemical equations, structures and reactions in HTML5.

Easychem Chemical Structure and Equation Filter 1.0

Release notes

Moodle 2.7+ filter which converts text between [% %] to easychem chemical
structures and formulas. It utilizes easychem.js which was written
by Peter Win - ( ).

Note: This filter was designed to be used with the Easychem
Atto Editor (moodle-atto_easychem). You should install it after
this for best results.

1) Download the zip file from my git hub site.
2) Extract, rename the folder to easychem and place in your Moodle's /filter folder.
3) Proceed to the notifications section of the admin panel.
4) Confirm installation of moodle-filter_easychem
5) Proceed to Site administration > Plugins > filters > manage filters and activate the filter.

Moodle 2.7, 2.8

Version information

Version build number
Version release name
Stable version
MD5 Sum
Supported software
Moodle 2.7, Moodle 2.8
  • This is the latest release for Moodle 2.7
  • This is the latest release for Moodle 2.8

Version control information

Version control system (VCS)
VCS repository URL

Default installation instructions for plugins of the type Filters

  1. Make sure you have all the required versions.
  2. Download and unpack the filter plugin.
  3. Place the folder (eg "myfilter") in the "filter" subdirectory.
  4. Visit to finish the installation