Releases on May 29th, 2020 and before

dockerhub
nginx on Docker Hub 1.17.10-perl 1.17.10 1.17-perl 1.17
dockerhub
datadog/agent on Docker Hub 6.20.0-rc.10-jmx 6.20.0-rc.10
github
apache/spark on GitHub v2.4.6-rc8 v2.4.6
npm
graphql-tools on Node.js NPM 6.0.5-alpha-81c85fd.0
dockerhub
bitnami/mariadb on Docker Hub 10.2.32-debian-10-r16 10.3.23-debian-10-r16
npm
graphql-tools on Node.js NPM 6.0.5-alpha-9e57284.0
github
dimagi/commcare-hq on GitHub 2020-05-30_12.10-icds-staging-setup_release 2020-05-30_05.56-icds-staging-setup_release 2020-05-30_05.56-icds-staging-deploy 2020-05-30_03.02-icds-staging-setup_release 2020-05-30_03.02-icds-staging-deploy 2020-05-30_02.45-icds-staging-setup_release 2020-05-29_22.56-production-setup_release 2020-05-29_22.56-production-deploy
Maybe you can find something interesting in this list