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Kusion

Free#24 of 29 in Infrastructure as Code ToolsInternal Developer Platforms

Kusion: A broad open-source foundation for internal developer portals and platform workflows. Ranked #24 of 29 in Infrastructure as Code Tools by our editors (6.8/10); pricing: Open source; best for platform teams building internal developer portals.

6.8/10Editor score

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Kusion6.8 Visit Kusion

At a glance

Editor score
6.8 / 10
Pricing
Open source
Best for
Platform teams building internal developer portals
Paid from
None
Founded
2020
Facts checked
22 Sep 2026

Where it wins
- Open-source orchestration with reusable modules and workspace management
- Supports Kubernetes, Terraform, state, previews, releases, and resource graphs
- Connects to four cloud providers, secrets tools, APIs, and existing resources
Where it doesn't
- Policy-as-code integration depends on third-party tools
- Cloud coverage depends on available Terraform providers and Kusion modules
- Its general-purpose configuration approach is less established

Our verdict on Kusion

Kusion is an open-source, intent-driven platform orchestrator for platform teams building internal developer portals. Platform engineers can define reusable modules and workspaces, while application developers describe workloads and dependencies through AppConfiguration. It supports Kubernetes resources and cloud or on-premises infrastructure through Terraform providers, with CLI and server-based workflows for application delivery, infrastructure provisioning, and developer self-service across standardized environments.

Its breadth is the main reason to consider it. Kusion combines intent-driven configuration with Kubernetes and Terraform runtimes, state storage, backend management, preview, apply, destroy, and release operations. Resource graphs and a centralized developer portal add visibility around managed resources, while importing existing cloud resources can support environments that are not starting from scratch. REST APIs provide a path for server integration, and self-hosted execution is available across Windows, macOS, and Linux workflows as well as API-based and self-hosted deployments.

The ecosystem spans Kubernetes, Terraform, AWS, AliCloud, Azure, Google Cloud, HashiCorp Vault, AWS Secrets Manager, Azure Key Vault, and AliCloud Secrets Manager. Cloud coverage is tied to available Terraform providers and Kusion modules, so implementation scope depends on those building blocks. Policy-as-code is supported through third-party tools rather than a native policy system. Kusion is a strong fit for platform teams that want open-source orchestration, reusable standards, and a developer portal around infrastructure and workloads. Teams seeking a more established general-purpose configuration approach or native policy integration may prefer an alternative.

Kusion pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.

See plans on kusion.kusionstack.io

Kusion fact sheet

Free plan	Not verified
Paid from	None
Configuration language	Not verified
Supported clouds	AWS, AliCloud, Azure, Google Cloud
State management	Not verified
Policy as code	Not verified
Drift detection	Not verified
Import existing resources	Not verified
Self-hosted execution	Yes
Deployment	Cloud, Self-hosted, Browser extension
Platforms	Web, Windows, macOS, Linux
Support	Community, Docs
Built for	Mid-market, Enterprise (editorial estimate)
Integrations	5 integrations: Kubernetes, Terraform, Crossplane, KubeVela, REST APIs
Pricing	Open source
Website	kusion.kusionstack.io
Facts checked	22 Sep 2026

Kusion integrations

Kusion lists 5 integrations on its own site.

Kubernetes
Terraform
Crossplane
KubeVela
REST APIs

Alternatives to Kusion

See all Kusion alternatives →

Also listed in

Internal Developer Platforms

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Featured on iTechGuides

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update