Embed iframes in CKEditor. Additional attributes get stripped. Module page https://www.drupal.org/project/ckeditor_iframe Module tags #Extension Stability Beta Tags #CKEditor 5, #CKEditor 4, #Embedded content Related modules CKEditor5 HTML Embed Media Entity Inline Frame Module issues Additional attributes get stripped #CKEditor 5 [Issue] Provide plugin for CKEditor 5 in Drupal 9.3+ [Module] Prism [Module] CKEditor5 HTML Embed [Issue] [Linkit] CKEditor 5 readiness [Issue] [upstream] CKE5 Code Blocks missing type around wrapper #CKEditor 4 [Module] CKEditor Config [Module] CKEditor Description List [Module] CKEditor iFrame [Module] CKEditor [Module] CKEditor Templates UI #Embedded content [Module] CKEditor iFrame [Article] Paragraphs Entity Embed vs Paragraphs Inline Entity Form [Issue] Embed module update breaks Element Embed [Module] Embed [Issue] Theming URL output in UrlEmbedFilter