Releases on April 4th, 2021 and before

dockerhub
minio/minio on Docker Hub 11964-6a288e3
dockerhub
promasu/cryptpad on Docker Hub v4.1.0-nginx-alpine v4.0.0-nginx-alpine
dockerhub
promasu/cryptpad on Docker Hub v3.25.1-nginx-alpine v3.25.0-nginx-alpine v3.24.0-nginx-alpine v3.23.2-nginx-alpine v3.23.1-nginx-alpine v3.23.0-nginx-alpine v3.22.0-nginx-alpine v3.21.0-nginx-alpine v3.20.1-nginx-alpine v3.20.0-nginx-alpine v3.19.1-nginx-alpine
dockerhub
minio/minio on Docker Hub 11964-638ebfd
dockerhub
promasu/cryptpad on Docker Hub v3.19.0-nginx-alpine v3.18.1-nginx-alpine v3.18.0-nginx-alpine v3.17.1-nginx-alpine v3.17.0-nginx-alpine v3.16.0-nginx-alpine v3.15.0-nginx-alpine v3.14.0-nginx-alpine v3.13.0-nginx-alpine v3.12.0-nginx-alpine v3.11.0-nginx-alpine v3.10.0-nginx-alpine v3.9.0-nginx-alpine v3.8.0-nginx-alpine v3.7.0-nginx-alpine v3.6.0-nginx-alpine
Maybe you can find something interesting in this list