What is
GitHub Actions
?
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At a glance
Attribute | Details |
|---|---|
Primary use case | Automating software build, test, and deployment pipelines |
Deployment type | Cloud service with GitHub-hosted or self-hosted runners on cloud or on-premises VMs |
Pricing model | Free CI/CD for public repositories with eligible runners; plan-based included execution minutes and runner-dependent pricing |
API compatibility | GitHub API, APIs and webhooks, GitHub event-triggered workflows |
Supported integrations | GitHub repositories, GitHub Packages, GitHub Actions Marketplace, Docker Compose, Node.js, Python, Java, Ruby, PHP, Go, Rust, .NET, Maestro Cloud |
Source type | Dual |
Cloud provider | Cloud Agnostic |
Required skills | GitHub repository management, YAML workflow configuration, CI/CD fundamentals, application build and test tooling |
AEP branch | Tooling |
AEP category | Integration & Delivery |
AEP subcategory | CI |
Profile
CI is the most specific AEP level for GitHub Actions.
GitHub Actions automates software workflows from within GitHub, including building, testing, and deploying code. Workflows can start in response to GitHub events and are configured to run on GitHub-hosted or self-hosted runners. Runners support Linux, macOS, Windows, ARM, GPU, and containers.
Features include matrix workflows for testing across operating systems and runtime versions, live workflow logs, encrypted secrets at repository, environment, or organization level, and multi-container testing with Docker Compose. GitHub Actions also connects to GitHub Packages and provides an Actions Marketplace.
Focus
GitHub Actions is for teams managing code and development workflows in GitHub repositories who need to automate build, test, and deployment tasks. Workflows can also automate tasks triggered by GitHub events, such as issue triaging or welcoming new users to open-source projects.
Background
GitHub provides GitHub Actions, and workflows are stored as source in a repository. The available background research describes free CI/CD for public repositories but does not provide company founding, funding, or specific open-source contribution details.
Features
Event-triggered workflows
Automate software delivery and repository tasks. Workflows can start on GitHub events and use APIs and webhooks, including the GitHub API.
Hosted and self-hosted runners
Run builds and tests on supported environments. GitHub-hosted runner options include Linux, macOS, Windows, ARM, GPU, and containers; self-hosted runners can run on user-provided cloud or on-premises VMs.
Matrix builds
Test across multiple operating systems and runtime versions in parallel. Matrix workflows configure simultaneous test runs for the specified combinations.
Language support
Build, test, and deploy applications in supported programming languages. GitHub Actions supports Node.js, Python, Java, Ruby, PHP, Go, Rust, .NET, and more.
Live workflow logs
Inspect workflow runs as they execute and share relevant failures. Logs display in real time, and links can highlight a specific line number.
Encrypted secret store
Make secrets available to workflows without storing them as plain text in workflow files. Encrypted secrets can be stored at repository, environment, or organization level and referenced in workflows.
Multi-container testing
Test a web service together with its database. Docker Compose can be added to a workflow file to configure the containers.
Marketplace and package integration
Connect development workflows with reusable actions and package management. The Actions Marketplace provides actions, and GitHub Packages integrates package management with workflows using GitHub credentials, APIs, webhooks, and the existing GITHUB_TOKEN.
Pros and cons
Pros
Workflows run directly from GitHub repositories and can be triggered by GitHub events.
Teams can choose GitHub-hosted runners or use self-hosted VMs in cloud or on-premises environments.
Matrix builds support simultaneous testing across operating systems and runtime versions.
Encrypted secrets are available at repository, environment, and organization levels.
GitHub Actions supports numerous languages and offers Docker Compose testing, GitHub Packages integration, and an Actions Marketplace.
GitHub provides free CI/CD for public repositories with eligible runners.
Cons
Execution minutes are plan-based, and pricing depends on the runner; teams need to account for included minutes and runner costs.
Using self-hosted runners requires teams to provide and operate their own VMs, whether in the cloud or on-premises.
FAQs
GitHub Actions FAQ
How does GitHub Actions work?
GitHub Actions runs workflows stored as source in a repository when configured GitHub events occur, executing them on GitHub-hosted or self-hosted runners. Teams configure workflows in YAML.
Is GitHub Actions free?
GitHub Actions uses this pricing model: Free CI/CD for public repositories with eligible runners; plan-based included execution minutes and runner-dependent pricing.
What does GitHub Actions integrate with?
GitHub Actions supports integrations with GitHub repositories, GitHub Packages, GitHub Actions Marketplace, Docker Compose, Node.js, Python, Java, Ruby, PHP, Go, Rust, .NET, and Maestro Cloud.
What are the disadvantages of GitHub Actions?
GitHub Actions has plan-based execution minutes and runner-dependent pricing. Self-hosted runners also require teams to provide and operate their own VMs in cloud or on-premises environments.
