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Cloud · head to head

Crossplane vs Redis

Crossplane logo

Crossplane

Cloud

The Cloud-Native Framework for Platform Engineering

From
Free
Rated
-
Full reviewWebsite
Redis logo

Redis

Technology

The real-time data platform

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Crossplane requires Kubernetes expertise and infrastructure; Redis licensing changed from BSD to AGPL in 2025, impacting open-source usage
  • They diverge on capability: Crossplane covers Kubernetes extension, Redis covers In-memory data store.

Where they differ

Only the attributes on which Crossplane and Redis actually diverge.

Attributes where Crossplane and Redis differ
AttributeCrossplaneRedis
PlatformsKubernetes, AWS, Azure, GCPLinux, macOS, Windows
CategoryCloudTechnology
FoundedUnknown2009

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 Redis

  • In-memory data store
  • Data structures
  • Pub/Sub messaging
  • Lua scripting
  • Transactions
  • Persistence options
  • Replication
  • Clustering

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 Redis
  • Creating unified control layers for multi-cloud infrastructurenot Redis
  • Designing declarative APIs for infrastructure provisioningnot Redis

Redis

  • Cachingnot Crossplane
  • Session managementnot Crossplane
  • Real-time analyticsnot Crossplane
  • Message queuingnot Crossplane
  • Leaderboardsnot 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

Redis

  • Licensing changed from BSD to AGPL in 2025, impacting open-source usage
  • All data must fit in memory, limiting scalability to available RAM
  • No built-in support for multi-tenancy
  • Limited transaction support compared to traditional databases

Pricing, plan by plan

Crossplane

Free

No published plan breakdown. See the Crossplane review.

Redis

Free

No published plan breakdown. See the Redis 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 Redis if

  • You need in-memory data store.
  • You want to start without paying.
  • You work on Linux, macOS, Windows.
  • You also want data structures.
Redis review

Questions people ask

Is Crossplane or Redis better?
Neither clearly leads. Crossplane starts at Free and Redis at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Crossplane or Redis?
Crossplane starts at Free and Redis at Free.
Does Crossplane or Redis run on more platforms?
Crossplane runs on Kubernetes, AWS, Azure, GCP. Redis runs on Linux, macOS, Windows.
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 Redis is typically brought in for.
What can Crossplane do that Redis cannot?
Crossplane covers Kubernetes extension, Custom API building, Resource management anywhere, Declarative interfaces. Redis covers In-memory data store, Data structures, Pub/Sub messaging, Lua scripting.

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
Redis: Is Redis open source?

Redis was open source under the BSD license since its inception in 2009 and has remained open source. However, in 2024-2025, Redis Labs changed licensing to source-available and AGPL, prompting the creation of Valkey, a BSD-licensed open-source fork.

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
Redis: What is Redis used for?

Redis is an in-memory data structure store used primarily as a cache, database, and message broker. It provides high-speed data access for real-time applications, sessions, leaderboards, real-time analytics, and other use cases requiring fast data retrieval.

Source
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