Reddit - Reddit gives you the best of the internet in one place. Get a constantly updating feed of breaking news, fun stories, pics, memes, and videos just for you.
sublimious - Sublimetext plugin inspired by spacemacs and heavily focused on VIM
Quora - Quora is a place to gain and share knowledge. It's a platform to ask questions and connect with people who contribute unique insights and quality answers.
Diffy - A sublime plugin to show difference between 2 files. It supports both Sublime 2 and 3. - zsong/diffy
Slant.co - Slant is a collaboratively edited resource that helps you quickly make decisions.
Emmet - It’s a plugin based on the Emmet standard. If you never heard of it and you code in HTML, this will blow your mind. You can create complete layouts with just one line of code, press TAB and presto. Have a look a the official website.