TinyMCE valid_elements setting for HTML5

html5_valid_elements.js

	valid_elements : ""
+"@[accesskey|draggable|style|class|hidden|tabindex|contenteditable|id|title|contextmenu|lang|dir<ltr?rtl|spellcheck|"
  +"onabort|onerror|onmousewheel|onblur|onfocus|onpause|oncanplay|onformchange|onplay|oncanplaythrough|onforminput|onplaying|onchange|oninput|onprogress|onclick|oninvalid|onratechange|oncontextmenu|onkeydown|onreadystatechange|ondblclick|onkeypress|onscroll|ondrag|onkeyup|onseeked|ondragend|onload|onseeking|ondragenter|onloadeddata|onselect|ondragleave|onloadedmetadata|onshow|ondragover|onloadstart|onstalled|ondragstart|onmousedown|onsubmit|ondrop|onmousemove|onsuspend|ondurationmouseout|ontimeupdate|onemptied|onmouseover|onvolumechange|onended|onmouseup|onwaiting],"
+"a[target<_blank?_self?_top?_parent|ping|media|href|hreflang|type"
  +"|rel<alternate?archives?author?bookmark?external?feed?first?help?index?last?license?next?nofollow?noreferrer?prev?search?sidebar?tag?up"
  +"],"
+"abbr,"
+"address,"
+"area[alt|coords|shape|href|target<_blank?_self?_top?_parent|ping|media|hreflang|type|shape<circle?default?poly?rect"
  +"|rel<alternate?archives?author?bookmark?external?feed?first?help?index?last?license?next?nofollow?noreferrer?prev?search?sidebar?tag?up"
  +"],"
+"article,"
+"aside,"
+"audio[src|preload<none?metadata?auto|autoplay<autoplay|loop<loop|controls<controls|mediagroup],"
+"blockquote[cite],"
+"body,"
+"br,"
+"button[autofocus<autofocus|disabled<disabled|form|formaction|formenctype|formmethod<get?put?post?delete|formnovalidate?novalidate|"
  +"formtarget<_blank?_self?_top?_parent|name|type<reset?submit?button|value],"
+"canvas[width,height],"
+"caption,"
+"cite,"
+"code,"
+"col[span],"
+"colgroup[span],"
+"command[type<command?checkbox?radio|label|icon|disabled<disabled|checked<checked|radiogroup|default<default],"
+"datalist[data],"
+"dd,"
+"del[cite|datetime],"
+"details[open<open],"
+"dfn,"
+"div,"
+"dl,"
+"dt,"
+"-em/i,"
+"embed[src|type|width|height],"
+"eventsource[src],"
+"fieldset[disabled<disabled|form|name],"
+"figcaption,"
+"figure,"
+"footer,"
+"form[accept-charset|action|enctype|method<get?post?put?delete|name|novalidate<novalidate|target<_blank?_self?_top?_parent],"
+"-h1,-h2,-h3,-h4,-h5,-h6,"
+"header,"
+"hgroup,"
+"hr,"
+"iframe[name|src|srcdoc|seamless<seamless|width|height|sandbox],"
+"img[alt=|src|ismap|usemap|width|height],"
+"input[accept|alt|autocomplete<on?off|autofocus<autofocus|checked<checked|disabled<disabled"
  +"|form|formaction|formenctype|formmethod<get?put?post?delete|formnovalidate?novalidate|formtarget<_blank?_self?_top?_parent"
  +"|height|list|max|maxlength|min|multiple<multiple|name|pattern|placeholder|readonly<readonly|required<required"
  +"|size|src|step|type<hidden?text?search?tel?url?email?password?datetime?date?month?week?time?datetime-local?number?range?color"
  +"?checkbox?radio?file?submit?image?reset?button?value|width],"
+"ins[cite|datetime],"
+"kbd,"
+"keygen[autofocus<autofocus|challenge|disabled<disabled|form|name],"
+"label[for|form],"
+"legend,"
+"li[value],"
+"mark,"
+"map[name],"
+"menu[type<context?toolbar?list|label],"
+"meter[value|min|low|high|max|optimum],"
+"nav,"
+"noscript,"
+"object[data|type|name|usemap|form|width|height],"
+"ol[reversed|start],"
+"optgroup[disabled<disabled|label],"
+"option[disabled<disabled|label|selected<selected|value],"
+"output[for|form|name],"
+"-p,"
+"param[name,value],"
+"-pre,"
+"progress[value,max],"
+"q[cite],"
+"ruby,"
+"rp,"
+"rt,"
+"samp,"
+"script[src|async<async|defer<defer|type|charset],"
+"section,"
+"select[autofocus<autofocus|disabled<disabled|form|multiple<multiple|name|size],"
+"small,"
+"source[src|type|media],"
+"-span,"
+"-strong/b,"
+"-sub,"
+"summary,"
+"-sup,"
+"table,"
+"tbody,"
+"td[colspan|rowspan|headers],"
+"textarea[autofocus<autofocus|disabled<disabled|form|maxlength|name|placeholder|readonly<readonly|required<required|rows|cols|wrap<soft|hard],"
+"tfoot,"
+"th[colspan|rowspan|headers|scope],"
+"thead,"
+"time[datetime],"
+"tr,"
+"ul,"
+"var,"
+"video[preload<none?metadata?auto|src|crossorigin|poster|autoplay<autoplay|"
  +"mediagroup|loop<loop|muted<muted|controls<controls|width|height],"
+"wbr"
});

Exactly what I was looking for. Thank you!

Thanks!... you shouldsend it to tinyMCE for them to integrate it