cogmon

In a Nutshell, cogmon...

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  has had 60 commits made by 3 contributors
  representing 47,836 lines of code
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  is mostly written in C#
  with a low number of source code comments
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  has a well established, mature codebase
  maintained by one developer
  with increasing Y-O-Y commits
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  took an estimated 12 years of effort (COCOMO model)
  starting with its first commit in July, 2012
  ending with its most recent commit 7 months ago