HTML Purifier

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HTML Purifier is a standards-compliant HTML filter library written in

HTML Purifier will not only remove all malicious code (better known as
XSS) with a thoroughly audited, secure yet permissive whitelist, it
will also make sure your documents are standards compliant, something
only achievable with a comprehensive knowledge of W3C's

Tired of using BBCode due to the current landscape of deficient or
insecure HTML filters? Have a WYSIWYG editor but never been able to
use it? Looking for high-quality, standards-compliant, open-source
components for that application you're building?

HTML Purifier is for you! /

And now, let's hear the Chorus:

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