Default environment variables for your codespace

GitHub sets default environment variables for each codespace.

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About default environment variables

GitHub sets default environment variables for every codespace. Commands run in codespaces can create, read, and modify environment variables.

Note

Environment variables are case-sensitive.

List of default environment variables

Environment variable	Description
`CODESPACE_NAME`	The name of the codespace For example, `octocat-literate-space-parakeet-mld5`
`CODESPACES`	Always `true` while in a codespace
`GIT_COMMITTER_EMAIL`	The email for the "author" field of future `git` commits.
`GIT_COMMITTER_NAME`	The name for the "committer" field of future `git` commits.
`GITHUB_CODESPACES_PORT_FORWARDING_DOMAIN`	Returns the domain of the GitHub Codespaces forwarded port. For example, `app.github.dev`.
`GITHUB_API_URL`	Returns the API URL. For example, `https://api.github.com`.
`GITHUB_GRAPHQL_URL`	Returns the GraphQL API URL. For example, `https://api.github.com/graphql`.
`GITHUB_REPOSITORY`	The owner and repository name. For example, `octocat/Hello-World`.
`GITHUB_SERVER_URL`	Returns the URL of the GitHub server. For example, `https://github.com`.
`GITHUB_TOKEN`	A signed auth token representing the user in the codespace. You can use this to make authenticated calls to the GitHub API. For more information, see Security in GitHub Codespaces.
`GITHUB_USER`	The name of the user that initiated the codespace. For example, `octocat`.