How to download Xcode 4 / 5 / 6 and get the DMG file?

https://developer.apple.com/downloads/

• Xcode 6

  • 6.1: https://developer.apple.com/downloads/download.action?path=Developer_Tools/xcode_6.1/56841_xcode_6.1.dmg

  • 6.0.1: https://developer.apple.com/devcenter/download.action?path=/Developer_Tools/xcode_6.0.1/xcode_6.0.1.dmg

• Xcode 5

  • 5.1.1: https://developer.apple.com/devcenter/download.action?path=/Developer_Tools/xcode_5.1.1/xcode_5.1.1.dmg

  • 5.0.2: https://developer.apple.com/devcenter/download.action?path=/Developer_Tools/xcode_5.0.2/xcode_5.0.2.dmg

• Xcode 4

  • 4.6.3: https://developer.apple.com/devcenter/download.action?path=/Developer_Tools/xcode_4.6.3/xcode4630916281a.dmg
  • 4.5.2: https://developer.apple.com/devcenter/download.action?path=/Developer_Tools/xcode_4.5.2/xcode4520418508a.dmg
  • 4.4.1: https://developer.apple.com/devcenter/download.action?path=/Developer_Tools/xcode_4.4.1/xcode_4.4.1_6938145.dmg
  • 4.3.2: https://developer.apple.com/devcenter/download.action?path=/Developer_Tools/xcode_4.3.2/xcode_432_lion.dmg