A TextMate, Atom or Sublime Text 2 theme based on the default Xcode theme. Remember than this is only a color scheme, to have the full look of Xcode you will also need to add Menlo Regular 11.0 as your font.
Themes and type Xcode. Alternatively you can download the theme files, decompress the contents and move the resulting folder to
Download and unzipp this file, double-click or
Xcode default.tmTheme file and TextMate will take care of installing it for you.
Sublime Text 2 Installation
Download and unzipp this file, then add Xcode default.tmTheme to your
Color Scheme - Default folder.
In OS X:
~/Library/Application Support/Sublime Text 2/Packages/Color Scheme - Default
~/.Sublime Text 2/Packages/Color Scheme - Default
%APPDATA%\Sublime Text 2/Packages/Color Scheme - Default