Described as “a hackable text editor for the 21st Century,” Atom can be fully customized to do anything but also used productively, “without ever touching a config file.” A built-in package manager enables you to search for and install new packages or start creating your own — all from within Atom. Atom lets you easily browse and open a single file, a whole project, or multiple projects in one window, and can be used on OS X, Windows, or Linux.

“GitHub is known for being the place for social coding, and where all of the code is hosted, but there’s so much that happens in building software before it gets on GitHub. We wanted to build a tool that would enable us to create the future of social coding,” says Brandon. “What if we could actually work together while we were building the code?”