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Cloud · head to head

Crossplane vs Kubernetes

Crossplane logo

Crossplane

Cloud

The Cloud-Native Framework for Platform Engineering

From
Free
Rated
-
Full reviewWebsite
Kubernetes logo

Kubernetes

Technology

Production-grade container orchestration

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Crossplane requires Kubernetes expertise and infrastructure; Kubernetes complex initial setup and configuration with multiple interdependent components
  • They diverge on capability: Crossplane covers Kubernetes extension, Kubernetes covers Container orchestration.

Where they differ

Only the attributes on which Crossplane and Kubernetes actually diverge.

Attributes where Crossplane and Kubernetes differ
AttributeCrossplaneKubernetes
PlatformsKubernetes, AWS, Azure, GCPLinux, Cloud (AWS, GCP, Azure)
CategoryCloudTechnology
FoundedUnknown2014

Identical on both: starting price (Free), pricing model (Unknown), free tier (Yes), user rating (Not yet rated).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Crossplane

  • Kubernetes extension
  • Custom API building
  • Resource management anywhere
  • Declarative interfaces
  • Component library
  • Provider ecosystem

Only in Kubernetes

  • Container orchestration
  • Automatic scaling
  • Self-healing
  • Service discovery
  • Load balancing
  • Storage orchestration
  • Automated rollouts
  • Secret management

What people use each for

The jobs each tool is most often brought in to do.

Crossplane

  • Building platform-as-a-service offerings for internal teamsnot Kubernetes
  • Creating unified control layers for multi-cloud infrastructurenot Kubernetes
  • Designing declarative APIs for infrastructure provisioningnot Kubernetes

Kubernetes

  • Microservices deploymentnot Crossplane
  • Cloud-native applicationsnot Crossplane
  • CI/CD pipelinesnot Crossplane
  • Multi-cloud deploymentsnot Crossplane
  • Edge computingnot Crossplane

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Crossplane

  • Requires Kubernetes expertise and infrastructure
  • Steep learning curve for teams new to Kubernetes patterns
  • Provider ecosystem smaller than Terraform

Kubernetes

  • Complex initial setup and configuration with multiple interdependent components
  • Significant resource requirements for both hardware infrastructure and specialized human expertise
  • Expensive specialized talent in Kubernetes domain; hiring costs prohibitive for many organizations
  • New security challenges around container isolation and network security requiring robust measures
  • Requires continuous maintenance and updates to stay current with releases and security patches

Pricing, plan by plan

Crossplane

Free

No published plan breakdown. See the Crossplane review.

Kubernetes

Free

No published plan breakdown. See the Kubernetes review.

Which should you pick?

Choose Crossplane if

  • You need kubernetes extension.
  • You want to start without paying.
  • You work on Kubernetes, AWS, Azure, GCP.
  • You also want custom api building.
Crossplane review

Choose Kubernetes if

  • You need container orchestration.
  • You want to start without paying.
  • You work on Linux, Cloud (AWS, GCP, Azure).
  • You also want automatic scaling.
Kubernetes review

Questions people ask

Is Crossplane or Kubernetes better?
Neither clearly leads. Crossplane starts at Free and Kubernetes at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Crossplane or Kubernetes?
Crossplane starts at Free and Kubernetes at Free.
Does Crossplane or Kubernetes run on more platforms?
Crossplane runs on Kubernetes, AWS, Azure, GCP. Kubernetes runs on Linux, Cloud (AWS, GCP, Azure).
Can I use Crossplane for free?
Both have a free tier, so you can try either at no cost before committing.
What is Crossplane best used for?
Crossplane is most often used for building platform-as-a-service offerings for internal teams, creating unified control layers for multi-cloud infrastructure, designing declarative apis for infrastructure provisioning. Of those, building platform-as-a-service offerings for internal teams and creating unified control layers for multi-cloud infrastructure are not what Kubernetes is typically brought in for.
What can Crossplane do that Kubernetes cannot?
Crossplane covers Kubernetes extension, Custom API building, Resource management anywhere, Declarative interfaces. Kubernetes covers Container orchestration, Automatic scaling, Self-healing, Service discovery.

Answered from the vendors’ own pages

Crossplane: Is Crossplane free?

Yes, Crossplane is open source and free to use. It requires a Kubernetes cluster but has no licensing costs.

Source
Kubernetes: What is Kubernetes used for?

Kubernetes is a container orchestration platform that automates deployment, scaling, and management of containerized applications across clusters of machines.

Source
Crossplane: What is Crossplane used for?

Crossplane is used to build control planes and platforms for infrastructure management, enabling platform teams to expose safe APIs to other teams.

Source
Kubernetes: Is Kubernetes free?

Yes, Kubernetes is free, open-source software maintained by the Cloud Native Computing Foundation. However, running Kubernetes clusters requires infrastructure investment.

Source
Kubernetes: How hard is it to learn Kubernetes?

Kubernetes has a steep learning curve. It requires deep knowledge of containerization, networking, and distributed systems. Teams without prior container experience should expect significant training time.

Source
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