Cozystack
Cozystack is an open-source platform for deploying and operating multi-tenant, production-grade Kubernetes clusters and supporting cloud-native services on bare metal or virtualized infrastructure.
- Multi-tenant Kubernetes platform for shared infrastructure (container orchestration)
- Automated deployment and lifecycle management of clusters and core services (infrastructure automation)
- Opinionated stack of cloud-native components for compute, storage, and networking (cloud-native infrastructure)
- Self-service environments for teams through a unified management layer (platform engineering)
- Support for running on-premises (on-prem) or in private cloud environments (private cloud infrastructure)
More About Cozystack
Cozystack is an open-source project that provides a bundled, opinionated platform for running Kubernetes-based workloads on shared infrastructure, with a focus on multi-tenant environments such as internal platforms, private clouds, and hosted clusters. It targets organizations that need a consistent, reproducible way to offer Kubernetes as a service to multiple teams or tenants while standardizing the surrounding cloud-native tooling.
The project assembles and automates an integrated stack of cloud-native components (cloud-native infrastructure), typically centered on Kubernetes (container orchestration), and extends it with services for networking, storage, ingress, observability, and access control. Cozystack focuses on delivering a cohesive platform stack rather than a single component, which allows platform teams to provision and manage clusters and shared services using a unified configuration and automation approach.
From an enterprise usage perspective, Cozystack operates as a platform engineering solution (platform engineering) that lets organizations run self-service Kubernetes environments on top of bare metal servers, virtual machines, or existing data center resources. Platform teams can use Cozystack to create multi-tenant clusters or separate environments for different business units, development teams, or customers, while maintaining centralized control over the core platform stack and upgrades.
Technically, Cozystack aligns with the broader cloud-native ecosystem (cloud-native infrastructure) and is associated with the Cloud Native Computing Foundation (CNCF). It is designed to integrate CNCF projects and related tooling into a single, deployable platform, which may include components for service discovery, ingress routing, metrics, logging, and security. The project’s opinionated nature means it prescribes a particular combination and configuration of these components to promote consistency across environments.
For interoperability and extensibility, Cozystack relies on Kubernetes APIs (container orchestration) and standard cloud-native interfaces, which allow organizations to run typical cloud-native workloads and integrate Continuous Integration and Continuous Deployment (CI/CD) pipelines, service meshes, or additional observability tooling as needed. Enterprises can position Cozystack in their architecture as a private cloud or Internal Developer Platform (IDP) layer, sitting between underlying hardware or virtualization and the application teams that deploy containerized services.
In directory and taxonomy terms, Cozystack fits into categories such as Kubernetes platform distribution (container orchestration), IDP (platform engineering), private cloud platform (private cloud infrastructure), and integrated cloud-native stack (cloud-native infrastructure). It is relevant to enterprise architects and platform engineers who need a standardized, multi-tenant Kubernetes environment with a curated ecosystem of supporting services.