Chrome //
Extensions 
Chrome
Web store
select chrome_id_no,plugin_tag_line,plugin_name,plugin_icon,sitemap_url,oldvsnew_comment from final_chrome_totaldata_sept2022 where MATCH(plugin_name) AGAINST('+thumbnail' IN Boolean MODE) order by users desc
Thumbnail Rating Bar for YouTube™
Displays a rating bar (likes/dislikes) on the bottom of every YouTube™ video thumbnail.
Thumbnail Viewer for YouTube™
A simple extension that grabs the thumbnail from the current youtube video and displays it.
Thumbnail Grabber
Download thumbnails and covers from YouTube, SoundCloud, Spotify, YouTube Music and more
PrevYou — YouTube Thumbnail Previewer
Preview your video thumbnail and title on YouTube home page or subscription feed.
Tab Studio - Tab thumbnail & manager
All in one advanced visual tab manager. Tab screenshot, tabgroups manager, window manager & restore tab across multi-devices
Autoplay Youtube Thumbnail Previews Thingy
Animate all the Youtube preview thumbnails at the same time.
Thumbnail Deleat
Extension to remove the thumbnai and lowered the search box.
サムネイルを削除するかつ検索欄を下げた拡張機能となっております。
Show Video Thumbnail
This extension shows a video thumbnail in the description field on video watch page.
Switching tabs in thumbnail view
タブのサムネイル一覧を表示し、ショートカットキーで切り替えることができます。起動：CTRL+SHIFT+Space/タブ選択：CTRL+Space/タブ切替え：CTRLを離す
Youtube Thumbnail Filter
An extension that filters youtube video thumbnails based on user defined criterias
Youtube Font Best for Thumbnail & Logo
YouTube font styles make everything look much more engaging on social media like Facebook, Twitter, Instagram