OS
OpenSpec HUB
Open Source Registry

OpenSpec HUB

The central directory for Kubernetes Custom Resource Definitions. Explore 1859 standardized schemas across the cloud-native ecosystem.

Total Schemas
1,859
API Groups
287
Categories
10
Providers
31
Resources
171

AWS Infrastructure

ACK controllers and AWS service operators for managing cloud infrastructure

Resources
452

Google Cloud

Config Connector CRDs for provisioning and managing GCP services

Resources
261

Azure Ecosystem

Azure Service Operator resources for declarative Azure resource management

Resources
43

GitOps & Deployment

Argo CD, Argo Events, Flux CD, and Kargo continuous delivery resources

Resources
44

Databases & Storage

Database operators for PostgreSQL, MySQL, Redis, and ClickHouse

Resources
34

Observability

Monitoring, tracing, and alerting with Prometheus, Grafana, and OpenTelemetry

Resources
97

Networking & Mesh

Istio, Gateway API, and Envoy service mesh and ingress resources

Resources
76

Security

cert-manager, external-secrets, Doppler, Vault, Sigstore, and IAM CRDs for secrets and certificates

Resources
774

Core Kubernetes

Native Kubernetes API resources, extensions, and cluster management

Resources
46

Other Extensions

Additional community and vendor CRD extensions