wpForo Syntax Highlighter displays formatted source code using the highlight.js JavaScript library in content of forum posts. This addon supports almost all programming languages including Apache, C#, C++, CSS, HTML, XML, JSON, Java, JavaScript, Objective-C, PHP, Perl, Python, Ruby, SQL, Basic, TypeScript, VB.NET with dozens of different syntax highlighting styles.
With wpForo Syntax Highlighter addons your forum users can insert different scripts and codes using the [<>] code toolbar button in post editor. In the dashboard settings you can enable/disable certain programming languages and change the highlighting style.