Backstage vs KubeSphere
Backstage
backstage.io
KubeSphere
kubesphere.ioSide by side
| Figure | Backstage | KubeSphere |
|---|---|---|
| Price from | Free | $65/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | Yes |
| Web | Yes | Yes |
| macOS | Yes | — |
| Linux | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 8 |
| Spec score · Platform Engineering Software | 8.6 (#5) | 9.1 (#1) |
| Deployment | The standalone installation guide creates a locally running app with an in-memory SQLite database and demo content, and says this setup is not production-ready. | The platform supports deployment on any infrastructure environment, online or offline installation, one-click upgrades and cluster scaling. |
| Integrations | Integrations let Backstage read or publish data using providers such as GitHub, GitLab, Bitbucket, LDAP, and cloud providers. | Official materials identify integrations or ecosystem collaboration with Jenkins, Grafana, Loki, Higress, KubeKey, OpenELB, KubeEye, Fluent Operator, and OpenFunction. |
| Intended users | Backstage is aimed at organizations whose product and engineering teams need a shared developer portal and software ecosystem catalog. | The product site describes benefits for infrastructure teams, developers, operations teams and end users deploying applications on Kubernetes. |
| Purpose | Backstage is an open-source framework for creating and deploying developer portals, originally created at Spotify. | KubeSphere is a Kubernetes-based distributed operating system for cloud-native application management with a plug-and-play architecture for third-party applications. |
| Security | The official threat model outlines security considerations for operators, developers, and security researchers, and points to the project’s security policy for vulnerability reporting. | The Enterprise kernel adds security features including image security hardening, two-factor authentication and vulnerability fixes. |
| Support | The project lists Discord, FAQs, and community resources for support and discussion. | KubeSphere Enterprise offers one-stop professional technical support services. |
Plans
KubeSphere
- KubeSphere Backup FreeFree
- KubeSphere Community EditionFree
- KubeSphere Community EditionFree
- KubeSphere Backup Basic$65 a month
- KubeSphere Backup Standard$200 a month
- KubeSphere Backup Enterprise$340 a month
- KubeSphere Backup ExclusivePriced on request
- KubeSphere EnterprisePriced on request
In their own words
Backstage
Backstage is a free, open-source framework for building and deploying developer portals. Its software catalog records ownership and metadata for services, websites, libraries and data pipelines, for teams managing a small set of services or company catalogs of thousands. Software Templates can fill code skeletons with variables and publish generated projects to destinations such as GitHub or GitLab. TechDocs keeps documentation in a docs-like-code workflow close to code. Integrations can read or publish data through GitHub, GitLab, Bitbucket, LDAP and cloud providers. Teams can extend a portal with existing open-source plugins or build their own; Backstage Search can index sources such as TechDocs, Confluence and Stack Overflow. Its Kubernetes feature aggregates a service’s deployments through the Kubernetes API. Backstage is self-hosted. The standalone installation guide creates a local demo with an in-memory SQLite database and says this setup is not production-ready. It lists minimum requirements of 20 GB disk and 6 GB memory, with more disk needed as modules and plugins are added. Its threat model describes only rudimentary denial-of-service protection and recommends a protected deployment environment.
KubeSphere
KubeSphere is a Kubernetes-based platform for managing cloud-native applications, with a plug-in architecture for third-party applications and open-source tools. Its Community Edition is an open-source container platform and costs nothing, with free-forever availability for a self-managed Kubernetes platform. The platform supports multi-tenancy and multi-cluster management, with monitoring, event and audit-log queries, tenant log collection, alerting and notifications. Delivery features include Jenkins-based CI/CD and automated Source-to-Image and Binary-to-Image workflows. KubeSphere supports online or offline installation, one-click upgrades and cluster scaling across infrastructure environments. Its REST API backend includes an API server and controller manager. Enterprise adds image security hardening, two-factor authentication, vulnerability fixes and permission controls at platform, cluster and application levels. Enterprise is available by on-demand subscription or private deployment, with extensions available by subscription; pricing is available from sales. Its lightweight architecture can run with 2 CPU cores and 4 GB of memory.