REST API endpoints for software bill of materials (SBOM)

Use the REST API to export the software bill of materials (SBOM) for a repository.

If you have at least read access to the repository, you can export the dependency graph for the repository as an SPDX-compatible, Software Bill of Materials (SBOM), via the GitHub UI or GitHub REST API. For more information, see Exporting a software bill of materials for your repository.

This article gives details about the REST API endpoint.

Export a software bill of materials (SBOM) for a repository.

Exports the software bill of materials (SBOM) for a repository in SPDX JSON format.

Fine-grained access tokens for "Export a software bill of materials (SBOM) for a repository."

This endpoint works with the following fine-grained token types:

The fine-grained token must have the following permission set:

"Contents" repository permissions (read)

This endpoint can be used without authentication or the aforementioned permissions if only public resources are requested.

Parameters for "Export a software bill of materials (SBOM) for a repository."

Headers
Name, Type, Description
`accept` string Setting to `application/vnd.github+json` is recommended.

Path parameters
Name, Type, Description
`owner` string Required The account owner of the repository. The name is not case sensitive.
`repo` string Required The name of the repository without the `.git` extension. The name is not case sensitive.

HTTP response status codes for "Export a software bill of materials (SBOM) for a repository."

Status code	Description
`200`	OK
`403`	Forbidden
`404`	Resource not found

Code samples for "Export a software bill of materials (SBOM) for a repository."

If you access GitHub at GHE.com, replace api.github.com with your enterprise's dedicated subdomain at api.SUBDOMAIN.ghe.com.

Request example

get/repos/{owner}/{repo}/dependency-graph/sbom

curl -L \
  -H "Accept: application/vnd.github+json" \
  -H "Authorization: Bearer <YOUR-TOKEN>" \
  -H "X-GitHub-Api-Version: 2022-11-28" \
  https://api.github.com/repos/OWNER/REPO/dependency-graph/sbom

Response

Status: 200

{
  "sbom": {
    "SPDXID": "SPDXRef-DOCUMENT",
    "spdxVersion": "SPDX-2.3",
    "creationInfo": {
      "created": "2021-09-01T00:00:00Z",
      "creators": [
        "Tool: GitHub.com-Dependency-Graph"
      ]
    },
    "name": "github/example",
    "dataLicense": "CC0-1.0",
    "documentNamespace": "https://spdx.org/spdxdocs/protobom/15e41dd2-f961-4f4d-b8dc-f8f57ad70d57",
    "packages": [
      {
        "name": "rails",
        "SPDXID": "SPDXRef-Package",
        "versionInfo": "1.0.0",
        "downloadLocation": "NOASSERTION",
        "filesAnalyzed": false,
        "licenseConcluded": "MIT",
        "licenseDeclared": "MIT",
        "copyrightText": "Copyright (c) 1985 GitHub.com",
        "externalRefs": [
          {
            "referenceCategory": "PACKAGE-MANAGER",
            "referenceType": "purl",
            "referenceLocator": "pkg:gem/rails@1.0.0"
          }
        ]
      },
      {
        "name": "github/example",
        "SPDXID": "SPDXRef-Repository",
        "versionInfo": "main",
        "downloadLocation": "NOASSERTION",
        "filesAnalyzed": false,
        "externalRefs": [
          {
            "referenceCategory": "PACKAGE-MANAGER",
            "referenceType": "purl",
            "referenceLocator": "pkg:github/example@main"
          }
        ]
      }
    ],
    "relationships": [
      {
        "relationshipType": "DEPENDS_ON",
        "spdxElementId": "SPDXRef-Repository",
        "relatedSpdxElement": "SPDXRef-Package"
      },
      {
        "relationshipType": "DESCRIBES",
        "spdxElementId": "SPDXRef-DOCUMENT",
        "relatedSpdxElement": "SPDXRef-Repository"
      }
    ]
  }
}