You can now use this shell to continue on with the guide and clone the Xonotic repositories.
-### MacOS
+### macOS
You must first install **XCode** which comes on your installation DVD or can be downloaded from the Apple website. This package provides tools like **Git and GCC**, which are needed for successful checkout and compilation of Xonotic. Some versions of XCode come with Git and others don’t - if you don’t have Git after installing XCode get it here: [XCode installer](http://sourceforge.net/projects/git-osx-installer/files/)
To apply for write access, add your SSH key to your GitLab account and ask for access in #xonotic on the FreeNode IRC network or [request access](https://docs.gitlab.com/ce/user/group/index.html#request-access-to-a-group) using the GitLab interface.
-### Windows/Linux/OS X
+### Windows/Linux/macOS
Get a checkout (see above), and do: