This plugin hasn’t been tested with the latest 3 major releases of WordPress. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

CodeMirror for WordPress


Syntax highlighting Theme and Plugin Editor.

Everything is done in JavaScript on the client side.

At this time, the following browsers are supported:
* Firefox 1.5 or higher
* Internet Explorer 6 or higher
* Safari 3 or higher
* Opera 9.52 or higher * Chrome

Uses the excellent CodeMirror JS library :


  • Theme Editor Preview
  • Plugin Editor Preview


  1. Extract the zip file
  2. Upload folder code-mirror-for-wordpress to the /wp-content/plugins/ directory
  3. Activate the plugin through the ‘Plugins’ menu in WordPress

Contributors & Developers

“CodeMirror for WordPress” is open source software. The following people have contributed to this plugin.



1.0.2 2010-07-12

  • CSS highlight Support.
  • Improved syntax parsing engine (CodeMirror 0.7)

1.0.1 2010-06-29

  • Plugin Editor Support.


  • First Release.