Prebuilt versions of Atom are available for OS X 10.8 or later, Windows 7 & 8, RedHat Linux, and Ubuntu Linux.
If you would like to build from source on Windows, Linux, or OS X, see the Atom README for more information.
All core Atom packages provided by GitHub are also available under the MIT license.
You can contribute by creating a package that adds something awesome to Atom!
Also, if you’d like to contribute to the core editor, one of the bundled packages, or one of the libraries that power Atom, just go to github.com/atom.
You might also want to read the contributing guide before getting started.
In the same way that aggregate usage information is important when developing a web application, we've found that it's just as important for desktop applications, especially during the beta program. By knowing which Atom features are being used the most, and how the editor is performing, we can focus our development efforts in the right place. For details on what data Atom is sending or to learn how to disable metrics gathering, visit https://github.com/atom/metrics.