Buildbot is #9 in Top 10 Continuous Integration tools
Buildbot is an open-source framework for automating software build, test, and release processes. At its core, Buildbot is a job scheduling system: it queues jobs, executes the jobs when the required resources are available, and reports the results.
Positions in ratings
#9 in Top 10 Continuous Integration tools
Alternatives
The best alternatives to Buildbot are: Jenkins, Atlassian Bamboo, Travis CI