title: Difference between Qt mac open source and qt mac cocoa libraries
body: <p>What is the difference between qt mac open source and qt mac cocoa libraries?</p>
  
  <p>I found on <a href="http://releases.qt-project.org/qt4/source/" rel="nofollow">http://releases.qt-project.org/qt4/source/</a> these dmg files and i don't know what's the difference between them:</p>
  
  <p><code>qt-mac-cocoa-opensource-4.6.4-debug-libs.dmg</code> and <code>qt-mac-opensource-4.6.4-debug-libs.dmg</code></p>
  
  <p><code>qt-mac-cocoa-opensource-4.6.4.dmg</code> and <code>qt-mac-opensource-4.6.4.dmg</code></p>