custom.schema.json

{
    "meta:license": [
        "Copyright 2017 Adobe Systems Incorporated. All rights reserved.",
        "This file is licensed to you under the Apache License, Version 2.0 (the 'License');",
        "you may not use this file except in compliance with the License. You may obtain a copy",
        "of the License at http://www.apache.org/licenses/LICENSE-2.0"
    ],
    "$schema": "http://json-schema.org/draft-06/schema#",
    "$id": "https://example.com/schemas/custom",
    "title": "Custom",
    "description": "This is an extensible schema. It has `definitions`, that can be used in other schemas. Additionally, it allows custom properties.",
    "type": "object",
    "meta:extensible": true,
    "definitions": {
        "first": {
            "properties": {
                "foo": {
                    "type": "string",
                    "description": "A unique identifier given to every addressable thing.",
                    "version": "1.0.0",
                    "testProperty": "test"
                }
            }
        },
        "second": {
            "properties": {
                "bar": {
                    "type": "string",
                    "description": "A unique identifier given to every addressable thing.",
                    "version": "1.0.0",
                    "testProperty": "test"
                }
            }
        }
    },
    "allOf": [
      { "$ref": "https://ns.adobe.com/xdm/common/extensible.schema.json#/definitions/@context"},
      { "$ref": "#/definitions/first" },
      { "$ref": "#/definitions/second" }
    ]
}