vioscale
Comparison

GitHub Actions vs Semaphore CI

No clear leader: GitHub Actions (71.7) and Semaphore CI (68.3) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

GitHub Actions full profile →Semaphore CI full profile →
Machine formatsJSONMarkdownGraphQLor send Accept: application/json
GitHub Actions72
Semaphore CI68
Score
Vioscale score
GitHub Actions72 / 100medium · 74%
Semaphore CI68 / 100medium · 62%
Pricing
Free tier
GitHub Actions✓
Semaphore CI✓
Model
GitHub Actionsfreemium
Semaphore CIfreemium
Price level
GitHub Actionslow
Semaphore CIlow
Transparent
GitHub Actions✓
Semaphore CI✓
Integrations
Count
GitHub Actions17
Semaphore CI2
Security
Disclosure policy
GitHub Actions✓
Semaphore CI–
Gdpr
GitHub Actions✓
Semaphore CI–
Iso27001
GitHub Actions✓
Semaphore CI✓
Pci
GitHub Actions–
Semaphore CI✓
Soc2
GitHub Actions✓
Semaphore CI✓
Reliability
Status page
GitHub Actions✓
Semaphore CI✓
Adoption
Stackoverflow questions
GitHub Actions42,000
Semaphore CI–
Market
Availability
GitHub ActionsAvailable worldwide
Semaphore CI–
Content
Faq
GitHub Actions7 items
Semaphore CI–
Hosting
Model
GitHub Actionscloud
Semaphore CI–

Capabilities

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

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

What each one is

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

GitHub Actions

GitHub Actions enables developers to automatically build, test, and deploy code from their repositories. It supports parallel matrix builds across multiple environments, integrates with thousands of community-contributed actions, and can be extended with custom workflows written in declarative YAML.

Independently observed

Semaphore CI

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

Pricing

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

GitHub Actions

from $4/moSubscriptionFree tier30-day trial

Free tier available. Paid plans from $4/user/month.

  • FreeFree
    • Unlimited public/private repositories
    • Dependabot security and version updates
    • 2,000 CI/CD minutes/month
    • 500MB Packages storage
    • Issues & Projects
    • +1 more
  • Team$4/user/month
    • Everything in Free
    • GitHub Codespaces access
    • Repository rules and branch protection
    • Multiple reviewers in pull requests
    • Draft pull requests
    • +7 more
  • EnterpriseContact sales
    • Everything in Team
    • Advanced security and compliance features
    • Flexible deployment options
as of verify ↗

Semaphore CI

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 ↗

Platform & deployment

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

Platforms
Web
GitHub Actions✓
Semaphore CI✓
CLI
GitHub Actions✓
Semaphore CI✓
Deployment
Cloud / SaaS
GitHub Actions✓
Semaphore CI✓
Self-hosted
GitHub Actions✓
Semaphore CI✓
On-premise
GitHub Actions✓
Semaphore CI✗
Hybrid
GitHub Actions✓
Semaphore CI✗

Integrations

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

GitHub Actions

17 total
  • Jira
  • npm
  • Docker
  • GitHub Packages
  • GitHub Pages
  • CodeQL
  • Slack
  • AWS
  • Azure
  • Google Cloud
  • Kubernetes
  • TruffleHog
  • Prowler
  • Gosec
  • Super-Linter
  • Claude
  • OpenCommit
Independently observed

Semaphore CI

2 total
  • GitHub
  • Flowdock
Independently observed

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