How popular Java repos run GitHub Actions

JVM builds resolve a lot of dependencies, and setup-java caches Gradle or Maven with its one-line cache: option. Each card below shows which build tool the project uses. Here is how the JVM projects everyone depends on actually run CI. Read the fix →

4Java repos scanned
1no dependency cache
4no job timeout
4no concurrency guard
0fully clean
RepoRuns (30d)CI min (30d)Recoverable min/moFailure rateFindings
google/gsonmaven500+5,3234548%22
square/retrofitgradle4334612126%6
square/okhttppip500+3,7824030%9
google/guavagradle500+4,03841%7

Public data from each repo's GitHub Actions. Minutes are wall-clock workflow time over 30 days. These repos run Actions free (public repos always do). Each scorecard shows the private-repo dollar equivalent as a labeled estimate. Repo owners can remove their scorecard any time.

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