A one pager for emojis on Campfire and GitHub

CSS Reference: a free visual guide to the most popular CSS properties

A tool that generates a repository which being pushed into your GitHub account creates a nice contributions calendar.

A web app for creating and simulating 2D geometric optical scenes, with a gallery of (interactive) demos.

看漫画，学 Redux。不写一行代码，轻松看懂 Redux 原理！

Chinese translation of Learn you a Haskell for great good

Open Football Data (football.db) Website

🏆 Some 'facts' about the arguably most prominent competitive programmer of all time.