Strimzi provides a way to run an Apache Kafka cluster on Kubernetes or OpenShift in various deployment configurations.

Stork is a Cloud Native storage orchestration runtime scheduler plugin. It translates a scheduler's orchestration decisions into someting that an external cloud native storage solution can act upon. By doing so, it extends Kubernetes with more stateful awareness of the underlying storage provider, it's capabilities and state.

The StorageOS Cluster Operator deploys and configures a StorageOS cluster on Kubernetes.

Rook is an open source cloud-native storage orchestrator for Kubernetes, providing the platform, framework, and support for a diverse set of storage solutions to natively integrate with cloud-native environments.

The Redis Enterprise Operator is the fastest, most efficient way to deploy and maintain a Redis Enterprise Cluster in Kubernetes.

Operator for PyTorch jobs

The Prometheus operator creates/configures/manages Prometheus clusters atop Kubernetes

Pravega is an open source distributed storage service implementing Streams.

A Kubernetes operator for Percona Percona XtraDB Clusters

A Kubernetes operator for Percona Server for MongoDB