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Pick 2–5 published tools. Values come from our evidence-checked profiles — an em-dash means unknown, never “no”. Ranking rows reflect the current published methodology for the comparison context.
GitHub Actions vs CircleCI
Context: CI/CD Tools · 22 rows
| Attribute | GitHub ActionsGitHub | CircleCICircleCI |
|---|---|---|
| Identity · Taxonomy | ||
| Documentation | https://docs.github.com/en/actions | https://circleci.com/docs/ |
| Tags | ci, cd, github, workflows, automation | ci, cd, devops, continuous-integration, usage-based |
| Platform · Deployment | ||
| Delivery model | SaaS, self-hosted | SaaS, self-hosted |
| Pricing · Licensing | ||
| Free plan | true | true |
| License model | proprietary | — |
| Pricing model | free, usage | free, usage |
| Source repository | https://github.com/actions/runner | — |
| Starting price | — | 15 |
| Features · Product · Fit | ||
| Core capabilities | Workflow automation defined in YAML within GitHub repositories, GitHub-hosted runners for Linux, macOS, Windows, ARM, and GPU, Self-hosted runners in the cloud or on-premises, Kubernetes-based runner scaling with Actions Runner Controller, REST API and GitHub CLI workflow interactions | Continuous integration and deployment pipelines, Self-hosted runners and CircleCI Server for on-premises installations, REST APIs (v1, v2, v3) and a Runner API, CircleCI CLI for local and scripted workflows, Audit logging with SSO, MFA, and OIDC token support |
| Api · Integrations · Ecosystem | ||
| API available | true | true |
| CLI | true | true |
| Security · Privacy · Compliance | ||
| Regulatory compliance | — | FedRAMP Tailored, EU-U.S. Data Privacy Framework, UK Extension to the EU-U.S. Data Privacy Framework, Swiss-U.S. Data Privacy Framework |
| Security certifications | — | SOC 2 Type II, FedRAMP Tailored |
| Audience · Use · Case | ||
| Best for | Workflow automation integrated into GitHub, free for public repositories with per-minute rates for private repository usage. | A usage-based CI/CD platform with a permanently free plan, credits-based paid tiers, and concurrency options for teams automating build, test, and deployment workflows. |
| Company-size fit | — | SMB, mid-market, enterprise |
| Primary use cases | CI/CD for code hosted on GitHub, Automating repository workflows | Automating build, test, and deployment pipelines, Self-managed enterprise CI/CD with CircleCI Server |
| Lifecycle · Versioning | ||
| Changelog/release notes | — | https://circleci.com/changelog/ |
| Current version | v2.334.0 | — |
| Maintenance status | active | active |
| Vendor · Maintainer | ||
| Founded year | 2008 | 2011 |
| Headquarters country | United States | United States |
| Vendor type | commercial | commercial |
“—” means unknown (we never treat missing evidence as a negative). Cells reflect each value's current evidence state; superseded or stale values are excluded. Ranking rows are editorial assessments under the cited methodology version — see the CI/CD Tools category for definitions.