OS X Homebrew Graphical Interface

So, download the dmg image, it might get downloaded with .man extension, in that case, hit the return key after selecting the file, move the cursor position and rename the extension to .dmg.In these cases, you need to open the Terminal App and chmod properly to make them writable with proper ownership, as the things are owned by UNIX wheel group it cannot be changed by default.
http://thecustomizewindows.com/2014/07/give-homebrew-a-graphical-interface-with-cakebrew/