This plugin hasn’t been updated in over 2 years. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.

Syntax Highlight


Syntax Highlighting in WordPress Plugins and Themes Editor.


  • Syntax highlighting in the Plugins and Themes Editor
  • AJAX save through CTRL+S
  • Ask whether to leave when there are unsaved changes
  • Change font size using Ctrl+=, Ctrl+-
  • Configurable through Settings page
  • Fullscreen mode (CTRL+Enter)
  • Shortcuts (keybindings: Vim, Emacs and Default)
  • Themes
  • Internationalized
  • Search and replace with regular expressions (CTRL+F, CTRL+H)
  • … and all other features that wonderful ACE Editor provides


  • Syntax Highlight in action
  • Fullscreen mode
  • Settings page
  • Light colour theme


  1. Uncompress the download package
  2. Upload folder including all files and sub directories to the /wp-content/plugins/ directory
  3. Activate the plugin through the ‘Plugins’ menu in WordPress
  4. Enjoy syntax highlithing in your WordPress Editor!


Works great

Why I didn’t knew about this plugin before.

It saves me hours.

Thank you developer for such a great plugin.

Read all 7 reviews

Contributors & Developers

“Syntax Highlight” is open source software. The following people have contributed to this plugin.


Translate “Syntax Highlight” into your language.

Interested in development?

Browse the code, check out the SVN repository, or subscribe to the development log by RSS.


Version 1.0.2

  • Enhancement: More themes
  • Enhancement: Change font size using Ctrl+=, Ctrl+-

Version 1.0.1

  • Bugfix: Load default settings

Version 1.0

  • initial version