By searching for the different software development methods I found that there are two AM:
The problem is that I can't get the difference between them. If one is a part of another? or an update to the other?
closed as not a real question by Jim G., gnat, Yannis Rizos♦ May 16 '12 at 4:51
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While the Agile Manifesto is:
Agile software development is a group of similar methodologies, some of the more popular ones are: