Tinymce
Docs
Check Vue integration doc for Tinymce.
Language
Resources under langs folder are copied from tinymce language package.
Skin
First download latest tinymce release from offical website , resources under skins folder are copied from skins/ui/oxide.
Emojis
First download latest tinymce release from offical website, emojis.min.js file is copied from plugins/emoticons/js.