Atto ::: atto_styles
Maintained by Ulm University, Alexander Bias
Moodle Atto plugin which lets the administrator provide custom CSS classes which can afterwards be applied by users to block and inline text in Atto

Styles v3.3-r1

Moodle 3.3
Released: Tuesday, December 5, 2017, 7:15 PM




  • 2017-12-04 - Check compatibility for Moodle 3.3, no functionality change.
  • 2017-12-04 - Added Workaround to travis.yml for fixing Behat tests with TravisCI.
  • 2017-11-08 - Updated travis.yml to use newer node version for fixing TravisCI error.


  • 2017-05-29 - Add Travis CI support


  • 2017-05-05 - Improve


  • 2017-04-03 - Bugfix: Fix menu item appearance on theme_boost


  • 2017-01-13 - Check compatibility for Moodle 3.2, no functionality change
  • 2017-01-12 - Move Changelog from to


  • 2016-07-19 - Check compatibility for Moodle 3.1, no functionality change

Changes before v3.1

  • 2016-05-26 - Adding behat feature testing block and inline styles, no functionality change - Credits to Janek Lasocki-Biczysko
  • 2016-03-03 - Bugfix: Adding 2 classes for inline styling failed on Moodle 3.0.x - Credits to clementpr and Davo Smith
  • 2016-02-10 - Change plugin version and release scheme to the scheme promoted by, no functionality change
  • 2016-01-01 - Check compatibility for Moodle 3.0, no functionality change
  • 2015-08-18 - Check compatibility for Moodle 2.9, no functionality change
  • 2015-05-22 - Include bootstrap classes into configuration example - Credits to David Mudrák
  • 2015-05-21 - Initial version

Version information

Version build number
Version release name
Stable version
MD5 Sum
Supported software
Moodle 3.3
  • Latest release for Moodle 3.3

Version control information

Version control system (VCS)
VCS repository URL
VCS tag

Default installation instructions for plugins of the type Atto

  1. Make sure you have all the required versions.
  2. Download and unpack the module.
  3. Place the folder (eg "myeditorplugin") in the "lib/editor/atto/plugins" subdirectory.
  4. Visit to finish installation of the plugin.

To make the newly installed plugin available, you need to edit the Atto toolbar configuration so that the new plugin appears in the toolbar.

  1. Go to your Site administration ►Plugins ► Text editors ► Atto HTML editor ► Atto toolbar settings
  2. Add the new plugin to the desired position in the toolbar.