Collection of useful userscripts.

First install Tampermonkey:

• Chrome extension
• Firefox extension
• Other browsers

Then click a script to install it:

• AddYouTubeShortcuts.user.js - For any website, adds YouTube keyboard shortcuts to control videos (e.g. '>' to speed up a video).
  Note: only supports speed control for now, create an issue if you need support for more shortcuts.
• CoinbasePortfolioGains.user.js - For coinbase.com, to show one's gain in green or loss in red, on both the Portfolio/account and Home/dashboard pages. Credit to SMcCandlish for writing an amazing doc for the script, go check it out here: Coinbase Gains - TamperMonkey User Script
• NetflixVideoSpeedControl.user.js - For netflix.com, adds a button in Netflix's video player to control the speed of the video. (you have to refresh the page if the button doesn't appear). [UPDATE] Netflix finally implemented this.
• SeedrsPortfolioGains.user.js - For seedrs.com, shows gains for each company in the portfolio, next to the invested amount.
• T2Schess.comLessonMessages.user.js - For chess.com, adds text-to-speech to the messages in the lessons to read them out loud. Allows you to focus on the board instead of the chat.