{
  "api": {
    "MessageChannel": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/MessageChannel",
        "spec_url": "https://html.spec.whatwg.org/multipage/web-messaging.html#message-channels",
        "support": {
          "chrome": {
            "version_added": "2"
          },
          "chrome_android": "mirror",
          "deno": {
            "version_added": "1.12"
          },
          "edge": {
            "version_added": "12"
          },
          "firefox": {
            "version_added": "41"
          },
          "firefox_android": "mirror",
          "ie": {
            "version_added": "10"
          },
          "nodejs": [
            {
              "version_added": "15.0.0"
            },
            {
              "version_added": "10.5.0",
              "version_removed": "15.0.0",
              "partial_implementation": true,
              "notes": "Must be imported from the <code>worker_threads</code> module."
            }
          ],
          "oculus": "mirror",
          "opera": {
            "version_added": "10.6"
          },
          "opera_android": {
            "version_added": "11"
          },
          "safari": {
            "version_added": "5"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "MessageChannel": {
        "__compat": {
          "description": "<code>MessageChannel()</code> constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MessageChannel/MessageChannel",
          "spec_url": "https://html.spec.whatwg.org/multipage/web-messaging.html#dom-messagechannel-dev",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "deno": {
              "version_added": "1.12"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10"
            },
            "nodejs": [
              {
                "version_added": "15.0.0"
              },
              {
                "version_added": "10.5.0",
                "version_removed": "15.0.0",
                "partial_implementation": true,
                "notes": "Must be imported from the <code>worker_threads</code> module."
              }
            ],
            "oculus": "mirror",
            "opera": {
              "version_added": "10.6"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "5"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "port1": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MessageChannel/port1",
          "spec_url": "https://html.spec.whatwg.org/multipage/web-messaging.html#dom-messagechannel-port1-dev",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "deno": {
              "version_added": "1.12"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10"
            },
            "nodejs": {
              "version_added": "10.5.0"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "10.6"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "5"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "port2": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/MessageChannel/port2",
          "spec_url": "https://html.spec.whatwg.org/multipage/web-messaging.html#dom-messagechannel-port2-dev",
          "support": {
            "chrome": {
              "version_added": "2"
            },
            "chrome_android": "mirror",
            "deno": {
              "version_added": "1.12"
            },
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10"
            },
            "nodejs": {
              "version_added": "10.5.0"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "10.6"
            },
            "opera_android": {
              "version_added": "11"
            },
            "safari": {
              "version_added": "5"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}