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SpinKube

Developer Tool · Framework

Spin WebAssembly applications as OCI images with Kubernetes-native controllers and runtimes.

SpinKube runs Spin WebAssembly applications on Kubernetes using Kubernetes-native controllers and runtime integration. It adds a WebAssembly application deployment path to an existing cluster rather than supplying managed hosting or replacing Kubernetes operations. Teams remain responsible for the cluster, its runtime configuration, scaling, networking, and upgrades.
Best for

Kubernetes teams that want to deploy small, portable Spin and WebAssembly workloads while retaining Kubernetes scheduling, networking, observability, probes, autoscaling, and policy controls.

Watch out for

SpinKube adds a WebAssembly execution layer to Kubernetes rather than replacing Kubernetes operations. Teams must still operate the cluster, runtime classes, containerd integration, networking, storage, monitoring, scaling, and upgrades.

Provides
  • CLI Tool
Interfaces
  • CLI
Works with
  • GitHub

Development & Execution

Supported platform capabilities, execution environments, development technologies, deployment models, integrations, and triggers.

Runtime, language, architecture, and event availability depends on the selected deployment target.

Deployment & packaging

  • Docker / OCI
  • Kubernetes
  • Local Emulator

Integrations

  • GitHub

Triggers

  • Scheduled Invocation
  • Publish-Subscribe Topics
  • HTTP Requests
  • Queue Messages

Target runtimes

  • WebAssembly

Target languages

  • C#
  • Go
  • JavaScript
  • Python
  • Rust
  • TypeScript

Target architectures

  • x64
  • ARM

Pricing

Published pricing structure, representative costs, and material billing factors.

Primary Billing
Plan based SpinKube Software
Free Access
Free plan Available in public plans
Self-Hosted
Self-hosted pricing available

SpinKube Software

Primary Pricing

SpinKube is free open-source software for running WebAssembly workloads on Kubernetes.

Self-Hosted

Free

Install and operate SpinKube in a user-managed Kubernetes environment.

  • No SpinKube platform subscription
  • Runs in user-selected Kubernetes clusters
  • Cluster and operational costs are separate

Self-Hosted Pricing

Users fund Kubernetes clusters, compute, networking, registries, storage, monitoring, backups, and operations.

Infrastructure & Availability

Where workloads run, how deployment is scoped, and what underlying infrastructure the platform depends on.

Self-managed

SpinKube runs inside user-selected Kubernetes clusters. Geography follows the underlying cluster and infrastructure provider; SpinKube does not operate its own cloud-region or point-of-presence network.

Deployment model

  • Self-managed

Infrastructure providers

  • Amazon Web Services
  • Microsoft Azure
  • Google Cloud Platform
  • DigitalOcean
  • Any compatible self-managed or hosted Kubernetes infrastructure

Availability reviewed · Availability source

FAQ

Is SpinKube free?
Yes. SpinKube is free open-source software that you install in Kubernetes. The Kubernetes cluster, compute, networking, registries, storage, monitoring, and operations remain your cost and responsibility.

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