# Summary ## Usage - [Getting started](docs/usage/getting-started.md#getting-started) - [Installation](docs/usage/installation.md#installation) - [CI Configuration](docs/usage/ci-configuration.md#ci-configuration) - [Configuration](docs/usage/configuration.md#configuration) - [Plugins](docs/usage/plugins.md) - [Shareable configurations](docs/usage/shareable-configurations.md) ## Extending - [Plugins](docs/extending/plugins-list.md) - [Shareable configuration](docs/extending/shareable-configurations-list.md) ## Recipes - [CI configurations](docs/recipes/README.md#ci-configurations) - [CircleCI 2.0](docs/recipes/circleci-workflows.md) - [Travis CI](docs/recipes/travis.md) - [GitLab CI](docs/recipes/gitlab-ci.md) - [Git hosted services](docs/recipes/README.md#git-hosted-services) - [Git authentication with SSH keys](docs/recipes/git-auth-ssh-keys.md) - [Package managers and languages](docs/recipes/README.md#package-managers-and-languages) ## Developer guide - [JavaScript API](docs/developer-guide/js-api.md) - [Plugin development](docs/developer-guide/plugin.md) - [Shareable configuration development](docs/developer-guide/shareable-configuration.md) ## Support - [Resources](docs/support/resources.md) - [Frequently Asked Questions](docs/support/FAQ.md) - [Troubleshooting](docs/support/troubleshooting.md) - [Node version requirement](docs/support/node-version.md) - [Node Support Policy](docs/support/node-support-policy.md)