Top 5 crd-controller open source projects

Kafka Consumer Operator. Kubernetes operator to manage consumers of unbalanced kafka topics with per-partition vertical autoscaling based on Prometheus metrics

Seamless integration of goReplay and Kubernetes

A simple Kubernetes⎈ CRD controller build on kubebuilder for micro-service management.

This is a controller to automatically create gcp service accounts an save them into kubernetes secrets

AWS IAM role management for K8s cluster using kube builder "Operator" framework