# Atom Docs ![Atom](https://cloud.githubusercontent.com/assets/72919/2874231/3af1db48-d3dd-11e3-98dc-6066f8bc766f.png) Most of the Atom user and developer documentation is contained in the [Atom Docs](https://github.com/atom/docs) repository. In this directory you can only find very specific build and API level documentation. Some of this may eventually move to the docs repository as well. ## Build documentation Instructions for building Atom on various platforms from source. * [OS X](build-instructions/os-x.md) * [Windows](build-instructions/windows.md) * [Linux](build-instructions/linux.md) * [FreeBSD](build-instructions/freebsd.md) ## Other documentation here * [apm REST API](apm-rest-api.md) * [Tips for contributing to packages](contributing-to-packages.md)