The popularity rating of Bj explained

Github Repository Rubygem
The highest rated repository is rails/rails with 30883 watchers and 12521 forks, resulting in a Github score of 100.00 The highest rated Rubygem is rake with 102231892 total downloads
These are the references for the score, marking the popularity of 100%
Now, the repository for Bj over at ahoward/bj has got 30 watchers and 13 forks, resulting in a Github score of 0.10 Now, the gem bj has got 29799 total downloads
Therefore, the relative popularity percentage can be calculated for Bj
0.10 watchers & forks * 100% = 0.10%
100.00 top score
29799 total downloads * 100% = 0.03%
102231892 top score
The average of those two values results in the score:


So, assuming everyone is using the most popular projects,
roughly one out of 100 Rubyists use Bj

In order to continue, you must be signed in using your Github account.

If you're signing in using this account for the first time Github will ask for your permission to give access to your public user data to the Ruby Toolbox.

Although the Github Authorization page does not mention it, the request includes read-only access to your verified email address (user:email OAuth scope). This is neccessary so there's a way to notify you about comments, information about your accepted project edits and the like. You can review your notification settings on your account page once you're signed in.