What is BBCode? See Wikipedia

What is Micro BBCode Editor?

• Client-side JavaScript parser
• Works on most browsers (IE7+)
• Lightweight 8Kb, no jQuery needed
• Renders BBCode in real-time
• Helpful error hints on invalid input
• Specify the tags you want to support
• Has optional keyboard shortcuts
• Has optional pre-selected text range
• Easily extensible, errors can be suppressed
• Guaranteed to generate valid HTML markup

<!-- Include the library -->
<script type="text/javascript" src="micro_bbcode_editor.js" defer="defer"></script>
<!-- Create an input source -->
<textarea
 id="micro_bbcode_editor_doc"
 data-bbtags="b,i,u,s,color"
 data-bbpreselection="289,296"
 data-bbshortcuts="true">
Lorem [b]ipsum[b] dolor [i]sit[/i] amet</textarea>
<!-- Create an output preview -->
<div id="micro_bbcode_editor_preview"></div>

Outputs: Lorem ipsum dolor sit amet

Where data-bbtags is supported BBCode tags, data-bbpreselection is pre-selected text index range, and data-bbshortcuts is whether to map Ctrl+? keys for tag shortcuts. All are optional.

See a live demo: https://whitelabeldev.github.io/micro-bbcode-editor/

Licensed under MPL2 (plays nicely with both copyleft and commercial licenses)