Releases on May 22nd, 2018 and before

github
apache/flink on GitHub release-1.5.0-rc5
github
DPDK/dpdk on GitHub v18.05-rc5
github
google/json_serializable.dart on GitHub v0.2.3+1 json_serializable-0.5.4
github
chromium/chromium on GitHub 67.0.3396.56
github
google/json_serializable.dart on GitHub json_serializable-0.4.0 json_serializable-0.3.2
github
google/json_serializable.dart on GitHub json_annotation-0.2.5
yarn
firebase on Node.js Yarn 5.0.3-canary.47625d7
github
rancher/ui on GitHub v2.0.47
github
cloudfoundry/bosh on GitHub stable-3363.62
github
torproject/tor on GitHub tor-0.3.3.6
yarn
firebase on Node.js Yarn 5.0.3-canary.b658d8c
gitlab
ita1024/waf on GitLab waf-2.0.8
Maybe you can find something interesting in this list