Buffalo Go Framework - A Go web development eco-system, designed to make your life easier.
Todoist - Todoist is a to-do list that helps you get organized, at work and in life.
Blogo - The easiest & fastest way to write, publish & manage blogs
Remember The Milk - Remember The Milk is a task and time management application for mobile devices.
Medium - Welcome to Medium, a place to read, write, and interact with the stories that matter most to you.
Org mode - Org: an Emacs Mode for Notes, Planning, and Authoring