Releases on September 5th, 2021 and before

dockerhub
promasu/cryptpad on Docker Hub v4.1.0-nginx v4.0.0-nginx v3.25.1-nginx v3.25.0-nginx v3.24.0-nginx v3.23.2-nginx v3.23.1-nginx v3.23.0-nginx
dockerhub
promasu/cryptpad on Docker Hub v3.22.0-nginx v3.21.0-nginx v3.20.1-nginx v3.20.0-nginx v3.19.1-nginx
dockerhub
bitnami/external-dns on Docker Hub 0.9.0-debian-10-r31
dockerhub
promasu/cryptpad on Docker Hub v3.19.0-nginx v3.18.1-nginx
dockerhub
bitnami/mysql on Docker Hub 8.0.26-debian-10-r42
dockerhub
promasu/cryptpad on Docker Hub v3.18.0-nginx v3.17.1-nginx v3.17.0-nginx v3.16.0-nginx v3.15.0-nginx v3.14.0-nginx v3.13.0-nginx
github
ClickHouse/ClickHouse on GitHub v21.10.1.8002-testing
dockerhub
promasu/cryptpad on Docker Hub v3.12.0-nginx v3.11.0-nginx v3.10.0-nginx v3.9.0-nginx
Maybe you can find something interesting in this list