install an older version of xcode on mac lion 10.7
50897
Download older version of Xcode?
2196
How to reinstall old iOS software?
27793
How do I install the latest Python 2.7.X or 3.X on Ubuntu?
138378
Xcode 5 deployment target limited only to iOS 7
46084
Can I downgrade from macOS Sierra to Snow Leopard (OS X 10.6)?
71865
How to download MacTeX 2011 now that MacTex 2012 is available
45994
How to re-download Lion to create a VMWare Fusion 4 virtual machine?
94404
Xcode installation seems corrupt?
148808
Update from Mac OS X 10.6.8 to the newest version
23781
Incompatible Software for next OSX?
72320
How to install apps which require a newer version of iOS on a 1st gen. iPad?
121309
How to downgrade from El Capitan to Snow Leopard?
40504
Compare version numbers in Objective-C
24165
Upgrade to version newer than repositories
110599
How do people who recently bought a Macbook Pro get the free upgrade to Lion?
554
Cannot Upgrade Xcode 11 to Xcode 11.1
32793
Using X11 in OSX 10.8.3 : "ld: library not found for -lX11"