Enhancer for YouTube - Tons of features to improve your user experience on YouTube™!
Project Ekalavya - Monthly book summaries that you can't forget
Iridium by ParticleCore - Iridium is an extension built to improve the user experience on the new YouTube Material layout.
GIFit! - Quickly turn YouTube videos into GIFs (chrome extension)
Magic Actions for YouTube - Magic Actions is an extension that changes the way you’ll watch videos on YouTube.
Bookstash - Bookstash is a free library of curated summaries from top nonfiction books.