Contents of BuildBot.SpamAssassin.org
[http://buildbot.spamassassin.org/ruleqa/ The rule-QA app]; see RuleQaApp
[http://buildbot.spamassassin.org/bb/ The basic BuildBot], testing every code change using 'make test' and 'make disttest' on various platforms
[http://buildbot.spamassassin.org/preflight/ The preflight mass-checker BuildBot], testing every code and rule change using 'mass-check' on various corpora; see PreflightBuildBot