Sampld - Sampld is a sound sharing platform where people can share and download sounds for free.
you-tldr - Get the tldr of any YouTube video in seconds
Spotify - Map shows when two people play same song at same time
SliceTube - The Fast and Modern way to cut and download YouTube videos
Mixkit - High-quality stock videos that are completely free.
GIFit! - Quickly turn YouTube videos into GIFs (chrome extension)