{
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    "IDBEnvironment": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/IDBEnvironment",
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        }
      },
      "worker_support": {
        "__compat": {
          "description": "Available in workers",
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              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": "≤18"
            },
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            },
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              "version_added": "37"
            },
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              "version_added": null
            },
            "opera": {
              "version_added": true
            },
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              "version_added": true
            },
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            },
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              "version_added": null
            },
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            },
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            }
          },
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            "experimental": false,
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    }
  }
}