I have done two syntax highlighter plugins (compactible for q2a express editor ) .
Yu can get it here . You can use either one of then which one you lie the most . Togather they are loaded with around 50 themes which you could configure from admin panel .
If you are looking for a cool code editor for your website - here is one for you http://www.question2answer.org/qa/37420
Hope you will like them .
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask here, in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.