Jenkins infrastructure is continuously improving.
The latest service to get some attention and major improvement is the Jenkins javadoc.
There were a number of issues affecting that service:
Irregular updates -
Developers wouldn’t find the latest java documentation because of inadequate update frequence.
Broken HTTPS support -
when users would go to the Javadoc site they would get an unsafe site warning and then an incorrect redirection.
Obsolete content - Javadoc...
Status updates and discussions: Java 10+ support in Jenkins, Quality Outreach, 64-bit Windows installers.
Status updates and discussions: external build logs and configuration storage.
Jenkins at Capital One
Autumn Jenkins Talks
Jenkins World 2018 San Francisco
Jenkins Contributor Summit
Jenkins World 2018 in Nice, France