To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
About this Add-on
When you meet a code block in a web page, CodeViewer can bring you a new experience of reading code. Just right-click the code area, and choose the language you're viewing, syntax highlighting will provided!
This add-on is not compatible with your version of Firefox because of the following: