Bookmarklets

Drag bookmarklet and drop it into bookmarks panel in your browser.
What is bookmarklet?

Copy Title & URL
Copy Title & URL of current page to Clipboard
Copy Title & URL in Markdown
Copy Title & URL of current page to Clipboard as a markdown link

Media

Media +10%
Speed up currently playing video (perhaps on YouTube) or audio by 10%. Is very useful in Safari where you don’t have Video Speed Controller extension.
Media -10%
Slow down currently playing video or audio.
Save video
May open video from Instagram, VSCO at separate tab so you can save it
Save audio
May open audio which is playing at the moment at, perhaps, vk.com at separate tab so you can save it

Codewars.com

Filter Dashboard by Clan
Show warriors on dashboard from specific clans only

VSCO.co

Open media
If you are on image or video page, open the media in separate tab. So you can save them or send link to firend

VK.com

Share
Share current page in a private message, with your friends or with community subscribers.