Releases on April 27th, 2021 and before

github
Azure/azure-sdk-for-python on GitHub azure-messaging-webpubsubservice_1.0.0b1
dockerhub
linuxserver/pyload on Docker Hub ng-version-0.5.0b1.dev2 ng-0.5.0b1.dev2-ls12 arm64v8-ng-version-0.5.0b1.dev2 arm32v7-ng-version-0.5.0b1.dev2 amd64-ng-version-0.5.0b1.dev2 arm64v8-ng-0.5.0b1.dev2-ls12
github
mozilla-mobile/fenix on GitHub v89.0.0-beta.3
dockerhub
minio/minio on Docker Hub RELEASE.2021-04-27T23-46-03Z.release.301669
dockerhub
hotio/overseerr on Docker Hub nightly-69239ac-605-linux-amd64
dockerhub
minio/minio on Docker Hub RELEASE.2021-04-22T15-44-28Z.hotfix.301669cf7
dockerhub
minio/minio on Docker Hub 12172-fe75856
dockerhub
influxdb on Docker Hub 2.0.5-alpine 2.0.5
github
JetBrains/kotlin on GitHub build-1.5.20-dev-5841
npm
fomantic-ui on Node.js NPM 2.8.8-beta.228
github
rancher/rancher on GitHub v2.5.8-rc12
Maybe you can find something interesting in this list