Releases on April 7th, 2017 and before

github
eslint/website on GitHub v4.0.0-alpha.0
github
ampproject/amphtml on GitHub 1491601970987
github
openjdk/jfx on GitHub jdk-9+165
github
craftcms/cms on GitHub 3.0.0-beta.10
packagist
craftcms/cms on PHP Packagist 3.0.0-beta.10
npm
ajv on Node.js NPM 4.11.6
github
mapsme/omim on GitHub beta-741
yarn
react-native-navigation on Node.js Yarn 2.0.0-experimental.286
github
pnpm/pnpm on GitHub v0.64.2
github
vim/vim on GitHub v8.0.0550
Maybe you can find something interesting in this list