If you use Cocoapods, when you install with Appledoc it names the documentation based on versions, e.g. TTTAttributedLabel 1.6.2 so you can keep multiple sets.

If you use Cocoapods, when you install with Appledoc it names the documentation based on versions, e.g. TTTAttributedLabel 1.6.2 so you can keep multiple sets. Of course, that gets messy real fast, so it's good that CocoaDocs is an option.