hashtags.org - Hashtag is an extensive hashtag research platform for analytics and tracking of hashtags, providing...
you-tldr - Get the tldr of any YouTube video in seconds
HashtagWiki.com - Hashtag Generator Tool
SliceTube - The Fast and Modern way to cut and download YouTube videos
RiteBoost - Auto-hashtags, Auto-emojis, GIFs and much, much more, all according to your Enahce rules.
tubecut. - The only YouTube downloader allows you to trim specific time