gitsome - Supercharged Git/Shell autocompleter w/ GitHub integration
Taskbook - Like Trello but for the Terminal
Kite - Kite helps you write code faster by bringing the web's programming knowledge into your editor.
Todorant - Tricks yourself into craving completing tasks
YOURLS - YOURLS is a website that contains all the tools you need to create and launch your very own URL shortener. URL shorteners like bitly or TinyURL are fine for public use, but they offer limited options in terms of URL customization.
vim-taskwarrior - a vim interface for taskwarrior