Releases on September 2nd, 2021 and before

github
graphql-nexus/nexus on GitHub 1.2.0-next.11
github
signalapp/Signal-iOS on GitHub 5.19.0.5037-beta
github
smallstep/cli on GitHub v0.17.3-rc2
github
electron/electron on GitHub v16.0.0-nightly.20210902
dockerhub
wordpress on Docker Hub beta-5-php8.0-fpm-alpine beta-5-php7.3-fpm-alpine
dockerhub
rancher/rancher on Docker Hub v2.6-58f1aa4510e8a9884f14656a013a0757d8fec21f-linux-arm64
npm
fomantic-ui on Node.js NPM 2.9.0-beta.65
npm
next on Node.js NPM 11.1.3-canary.7
yarn
next on Node.js Yarn 11.1.3-canary.7
dockerhub
wordpress on Docker Hub beta-php8.0-fpm-alpine
github
ampproject/amphtml on GitHub 2109022317000
dockerhub
wordpress on Docker Hub beta-php7.4-fpm-alpine beta-php7.3-fpm-alpine beta-fpm-alpine beta-5.8.1-php8.0-fpm-alpine beta-5.8.1-php7.4-fpm-alpine
Maybe you can find something interesting in this list