Vagrant

The popularity rating of Vagrant explained

Github Repository Rubygem
The highest rated repository is rails/rails with 20812 watchers and 7365 forks, resulting in a Github score of 100.00 The highest rated Rubygem is rake with 45697798 total downloads
These are the references for the score, marking the popularity of 100%
Now, the repository for Vagrant over at mitchellh/vagrant has got 5713 watchers and 1222 forks, resulting in a Github score of 20.54 Now, the gem vagrant has got 488989 total downloads
Therefore, the relative popularity percentage can be calculated for Vagrant
20.54 watchers & forks * 100% = 20.51%
100.00 top score
488989 total downloads * 100% = 1.07%
45697798 top score
The average of those two values results in the score:

10.79%

So, assuming everyone is using the most popular projects,
roughly one out of 9 Rubyists use Vagrant
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