title: Meaning of lib directory in github repositories
body: <p>Most of the time, when I look at projects in github , I see lib/ directory. </p>
  
  <p>I just googled if there is a conventional meaning of lib/ directory. But I couldn't find much.</p>
  
  <p>I would like to know what lib/ directory is for just to choose where to start looking at in github projects. </p>
  
  <p>Project which have lib/ directories. </p>
  
  <p><a href="https://github.com/robrich/orchestrator" rel="noreferrer">orchestrator</a> </p>
  
  <p><a href="https://github.com/gulpjs/gulp" rel="noreferrer">gulp</a> </p>