| ⇢ | A | HtmlFilterApi added | |
| ⇢ | A | PurifierListener added |
| ⇢ | D | HtmlFilterApi::filter() added | |
| ⇢ | B | PurifierListener::purify() added | |
| ⇢ | A | PurifierListener::__construct() added | |
| ⇢ | A | PurifierListener::getSubscribedEvents() added | |
| ⇢ | A | HtmlFilterApi::__construct() added | |
| B | ↗ | A | TwigExtension::safeHtml() improved |