HTML Purifier is a standards-compliant HTML filter library written in PHP.
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 specifications.
HTML Purifier is released under the GNU LESSER GENERAL PUBLIC LICENSE.
Major Features of HTML Purifier
- Removes foreign tags
- Makes well-formed
- Fixes nesting
- Validates attributes
- XSS safe
- Standards safe
- UTF-8 aware
- Validates CSS
- Can auto-paragraph
- Unit tested
Installing HTML Purifier with Softaculous in cPanel