license-maven-plugin

In a Nutshell, license-maven-plugin...

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  has had 1,040 commits made by 50 contributors
  representing 206,146 lines of code
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  is mostly written in JavaScript
  with a well-commented source code
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  has a well established, mature codebase
  maintained by a large development team
  with increasing Y-O-Y commits
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  took an estimated 53 years of effort (COCOMO model)
  starting with its first commit in July, 2013
  ending with its most recent commit 6 days ago