Start with this -
Or do you mean, of support.atlassian.com which is heavily customized on many levels (permissions, workflows, fields, answers widgets, much much)
Maybe you are looking for a resource like this to start with?
Video and slides from this week's Monday Night Special are online. Learn more about the differences between Atlassian Server/Data Center and Atlassian Cloud from Daniel Meisen, kreuzwerker, and find ...
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