GitHub Compare lets you compare the popularity of multiple repositories. The time-series data generated is then made accessible through the GitHub Compare API.
sbt assembly
java -jar target/scala-2.11/githubcompare-assembly-0.1.jar download [options]
java -jar target/scala-2.11/githubcompare-assembly-0.1.jar aggregate [options]
Uses Spark for event processing. The generation can be time-consuming, follow the Spark tasks in the browser.