YouTube
Subscribe to YouTube Playlists
Some YouTube playlists are worth subscribing for but there is no official way to do this.
YouTube Autocomplete, Channel Feed & More Without an API Key
Did you know that every YouTube channel has an RSS feed, or that YouTube provided it's auto-complete API for free?
How to Add Chapter Markers to YouTube Progress Bar?
YouTube now support chapters in video, making it easy to navigate long videos.
