Keel
Kubernetes Operator to automate Helm, DaemonSet, StatefulSet, etc
... different mechanisms of getting configuration for your application, but policies are consistent across all of them. Users can specify on their Kubernetes manifests or Helm charts how many approvals do they have to collect before a resource gets updated. Approvals can be collected through the web admin dashboard, HTTP API, Slack and HipChat. Read more about approvals in the docs.