Creating actions
You can create your own actions, use and customize actions shared by the GitHub community, or write and share the actions you build.
About custom actions
Actions are individual tasks that you can combine to create jobs and customize your workflow. You can create your own actions, or use and customize actions shared by the GitHub community.
Creating a Docker container action
This guide shows you the minimal steps required to build a Docker container action.
Creating a JavaScript action
In this guide, you'll learn how to build a JavaScript action using the actions toolkit.
Creating a composite action
In this guide, you'll learn how to build a composite action.
Metadata syntax for GitHub Actions
You can create actions to perform tasks in your repository. Actions require a metadata file that uses YAML syntax.
Dockerfile support for GitHub Actions
When creating a Dockerfile
for a Docker container action, you should be aware of how some Docker instructions interact with GitHub Actions and an action's metadata file.
Setting exit codes for actions
You can use exit codes to set the status of an action. GitHub displays statuses to indicate passing or failing actions.
Releasing and maintaining actions
You can leverage automation and open source best practices to release and maintain actions.
Publishing actions in GitHub Marketplace
You can publish actions in GitHub Marketplace and share actions you've created with the GitHub community.
Developing a third party CLI action
Learn how to develop an action to set up a CLI on GitHub Actions runners.