Releases in July 2020 and before

github
chef/chef on GitHub v16.3.55
github
argoproj/argo-cd on GitHub release-v1.6.2
dockerhub
openjdk on Docker Hub 16-ea-8-windowsservercore 16-ea-8-oraclelinux7 16-ea-8-oracle 16-ea-8-nanoserver 16-ea-8-jdk-windowsservercore 16-ea-8-jdk-oraclelinux7 16-ea-8-jdk-oracle 16-ea-8-jdk-nanoserver 16-ea-8-jdk 16-ea-8 15-ea-windowsservercore-ltsc2016 15-ea-windowsservercore 15-ea-oraclelinux7 15-ea-oracle 15-ea-nanoserver-1809 15-ea-nanoserver 15-ea-jdk-windowsservercore-ltsc2016 15-ea-jdk-windowsservercore
Maybe you can find something interesting in this list