{
  "$comment": "https://docs.github.com/en/github/administering-a-repository/displaying-a-sponsor-button-in-your-repository",
  "$id": "https://json.schemastore.org/github-funding.json",
  "$schema": "http://json-schema.org/draft-07/schema#",
  "additionalProperties": false,
  "definitions": {
    "github_username": {
      "type": "string",
      "maxLength": 39,
      "pattern": "^[a-zA-Z0-9](-?[a-zA-Z0-9])*$",
      "examples": ["SampleUserName"]
    },
    "nullable_string": {
      "type": ["string", "null"]
    }
  },
  "description": "You can add a sponsor button in your repository to increase the visibility of funding options for your open source project.",
  "properties": {
    "community_bridge": {
      "title": "CommunityBridge",
      "description": "Project name on CommunityBridge.",
      "$ref": "#/definitions/nullable_string",
      "minLength": 1
    },
    "github": {
      "title": "GitHub Sponsors",
      "description": "Username or usernames on GitHub.",
      "oneOf": [
        {
          "$ref": "#/definitions/github_username"
        },
        {
          "type": "array",
          "minItems": 1,
          "uniqueItems": true,
          "items": {
            "$ref": "#/definitions/github_username"
          }
        }
      ]
    },
    "issuehunt": {
      "title": "IssueHunt",
      "description": "Username on IssueHunt.",
      "$ref": "#/definitions/nullable_string",
      "minLength": 1
    },
    "ko_fi": {
      "title": "Ko-fi",
      "description": "Username on Ko-fi.",
      "$ref": "#/definitions/nullable_string",
      "minLength": 1
    },
    "liberapay": {
      "title": "Liberapay",
      "description": "Username on Liberapay.",
      "$ref": "#/definitions/nullable_string",
      "minLength": 1
    },
    "open_collective": {
      "title": "Open Collective",
      "description": "Username on Open Collective.",
      "$ref": "#/definitions/nullable_string",
      "minLength": 1
    },
    "otechie": {
      "title": "Otechie",
      "description": "Username on Otechie.",
      "$ref": "#/definitions/nullable_string",
      "minLength": 1
    },
    "patreon": {
      "title": "Patreon",
      "description": "Username on Pateron.",
      "$ref": "#/definitions/nullable_string",
      "minLength": 1,
      "maxLength": 100
    },
    "tidelift": {
      "title": "Tidelift",
      "description": "Platform and package on Tidelift.",
      "$ref": "#/definitions/nullable_string",
      "pattern": "^(npm|pypi|rubygems|maven|packagist|nuget)/.+$"
    },
    "custom": {
      "title": "Custom URL",
      "description": "Link or links where funding is accepted on external locations.",
      "type": ["string", "array", "null"],
      "format": "uri-reference",
      "items": {
        "title": "Link",
        "description": "Link to an external location.",
        "type": "string",
        "format": "uri-reference"
      },
      "uniqueItems": true
    }
  },
  "title": "GitHub Funding",
  "type": "object"
}