Releases on May 11th, 2020 and before

dockerhub
bitnami/mongodb on Docker Hub 4.2.6-debian-10-r33
github
ampproject/amphtml on GitHub 2005050322001
github
xwmx/nb on GitHub 3.1.0
dockerhub
bitnami/discourse on Docker Hub 2.4.3-debian-10-r7
npm
fomantic-ui on Node.js NPM 2.8.5-beta.76
github
dimagi/commcare-hq on GitHub 2020-05-11_23.11-india-setup_release 2020-05-11_23.11-india-deploy
github
LedgerHQ/ledger-live-desktop on GitHub v2.3.2-nightly.20200511T2202
dockerhub
ghost on Docker Hub 3.15.3-alpine 3.15-alpine
Maybe you can find something interesting in this list