Comparison

Semaphore CI vs Spinnaker

On the evidence we track, Semaphore CI leads this comparison with a composite score of 68/100. Scores are only directly comparable because these tools share a category; the full breakdown and every source is below.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Semaphore CI68
Spinnaker50
Score
Vioscale score
Semaphore CI68 / 100medium · 62%
Spinnaker50 / 100low · 10%
Pricing
Free tier
Semaphore CI
Spinnaker
Model
Semaphore CIfreemium
Spinnakeropen_source
Price level
Semaphore CIlow
Spinnakerfree
Transparent
Semaphore CI
Spinnaker
Integrations
Count
Semaphore CI2
Spinnaker18
Security
Iso27001
Semaphore CI
Spinnaker
Pci
Semaphore CI
Spinnaker
Soc2
Semaphore CI
Spinnaker
Reliability
Status page
Semaphore CI
Spinnaker

Capabilities

Feature-by-feature on the axes that matter for ci/cd tools. “-” means undocumented, not absent.

Deployment
Hosting
Semaphore CICloud + self-hosted
SpinnakerCloud + self-hosted
Self-hosted runners
Semaphore CI
Spinnaker
Core
Config-as-code pipelines
Semaphore CI
Spinnaker-
Matrix / parallel builds
Semaphore CI
Spinnaker-
Build
Container-native builds
Semaphore CI
Spinnaker
Performance
Build caching
Semaphore CI-
Spinnaker-
Security
Secrets management
Semaphore CI
Spinnaker-
Delivery
Deployment environments & approvals
Semaphore CI
Spinnaker
Ecosystem
Reusable actions / marketplace
Semaphore CI-
Spinnaker-

What each one is

The product in its own terms, so the numbers below have context.

Semaphore CI

Leader

Semaphore is a metered-pricing CI/CD platform offering cloud, hybrid, and self-hosted deployment options. Separates compute costs from support services, with transparent per-minute pricing starting at $0.0025/min for self-hosted.

Independently observed

Spinnaker

Open-source, multi-cloud continuous delivery platform that combines a powerful and flexible pipeline management system with integrations to major cloud providers. Created at Netflix and battle-tested by hundreds of teams over millions of deployments.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Semaphore CI

Leader
HybridFree tier

Free Community Edition (self-hosted, open source). Paid Semaphore Cloud and Enterprise Edition available.

  • Community EditionFree
  • Semaphore Cloud-
  • Enterprise EditionContact sales
as of verify ↗

Spinnaker

Open source
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
Web
Semaphore CI
Spinnaker
CLI
Semaphore CI
Spinnaker
Deployment
Cloud / SaaS
Semaphore CI
Spinnaker
Self-hosted
Semaphore CI
Spinnaker
On-premise
Semaphore CI
Spinnaker
Hybrid
Semaphore CI
Spinnaker

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

In common (1)
  • GitHub

Semaphore CI

Leader
2 total - 1 not shared
  • Flowdock
Independently observed

Spinnaker

18 total - 17 not shared
  • Jenkins
  • Travis CI
  • Docker
  • Git
  • AWS EC2
  • Kubernetes
  • Google Compute Engine
  • Google Kubernetes Engine
  • Google App Engine
  • Microsoft Azure
  • OpenStack
  • Cloud Foundry
  • Oracle Cloud Infrastructure
  • DC/OS
  • GitHub Teams
  • Google Groups
  • Azure Groups
Independently observed

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.