challenge

Skill · skill:challenge

Repos with it over time

From commit dates in each repo's history. The last few days always look low, because repos found later fill them in.

Goes with

Tools found in the same repos, ranked by lift: 3× means the two show up together three times as often as chance would give. Only pairs sharing 5 or more repos.

Big repos that run it

4 repos with 100 stars or more have it now. All named repos.