{
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            "edge": "mirror",
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              "version_added": "54"
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            "firefox_android": {
              "version_added": false
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            },
            "safari": {
              "version_added": "16"
            },
            "safari_ios": {
              "version_added": false
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        },
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            "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/inspectedWindow",
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                "version_added": "54"
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              "firefox_android": {
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              },
              "opera": "mirror",
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                "version_added": "16"
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              "safari_ios": {
                "version_added": false
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            "__compat": {
              "support": {
                "chrome": {
                  "version_added": "18"
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                "edge": "mirror",
                "firefox": {
                  "version_added": false
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                "firefox_android": "mirror",
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            },
            "getContent": {
              "__compat": {
                "support": {
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                    "version_added": "18",
                    "notes": "Only base64 is supported for encoded content."
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": false
                  },
                  "firefox_android": "mirror",
                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
                  },
                  "safari_ios": {
                    "version_added": false
                  }
                }
              }
            },
            "setContent": {
              "__compat": {
                "support": {
                  "chrome": {
                    "version_added": "18",
                    "notes": "Only resources with type \"text\" are supported."
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": false
                  },
                  "firefox_android": "mirror",
                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
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                  "safari_ios": {
                    "version_added": false
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                }
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            "url": {
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                "support": {
                  "chrome": {
                    "version_added": "18"
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                  "edge": "mirror",
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                    "version_added": false
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                  "firefox_android": "mirror",
                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
                  },
                  "safari_ios": {
                    "version_added": false
                  }
                }
              }
            }
          },
          "eval": {
            "__compat": {
              "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/inspectedWindow/eval",
              "support": {
                "chrome": {
                  "version_added": "18"
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                "edge": "mirror",
                "firefox": {
                  "version_added": "54"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
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                "safari_ios": {
                  "version_added": false
                }
              }
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                "support": {
                  "chrome": {
                    "version_added": "18"
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                  "edge": "mirror",
                  "firefox": {
                    "version_added": "55"
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                  "firefox_android": {
                    "version_added": false
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                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
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                  "safari_ios": {
                    "version_added": false
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                }
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            },
            "inspect": {
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                "support": {
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                    "version_added": "≤59"
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                  "edge": "mirror",
                  "firefox": {
                    "version_added": "55"
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                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
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                  "safari_ios": {
                    "version_added": false
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                }
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            "options": {
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                "support": {
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                    "version_added": "≤58"
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                  "edge": "mirror",
                  "firefox": {
                    "version_added": "54"
                  },
                  "firefox_android": {
                    "version_added": false
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                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
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                  "safari_ios": {
                    "version_added": false
                  }
                }
              },
              "contextSecurityOrigin": {
                "__compat": {
                  "support": {
                    "chrome": {
                      "version_added": "45"
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                    "edge": "mirror",
                    "firefox": {
                      "version_added": false
                    },
                    "firefox_android": "mirror",
                    "opera": "mirror",
                    "safari": {
                      "version_added": "16"
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                    "safari_ios": {
                      "version_added": false
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                  }
                }
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              "frameURL": {
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                  "support": {
                    "chrome": {
                      "version_added": "45"
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                    "edge": "mirror",
                    "firefox": {
                      "version_added": false
                    },
                    "firefox_android": "mirror",
                    "opera": "mirror",
                    "safari": {
                      "version_added": "16"
                    },
                    "safari_ios": {
                      "version_added": false
                    }
                  }
                }
              },
              "scriptExecutionContext": {
                "__compat": {
                  "support": {
                    "chrome": {
                      "version_added": "107"
                    },
                    "edge": "mirror",
                    "firefox": {
                      "version_added": false
                    },
                    "firefox_android": "mirror",
                    "opera": "mirror",
                    "safari": {
                      "version_added": "16"
                    },
                    "safari_ios": {
                      "version_added": false
                    }
                  }
                }
              },
              "useContentScriptContext": {
                "__compat": {
                  "support": {
                    "chrome": {
                      "version_added": "45"
                    },
                    "edge": "mirror",
                    "firefox": {
                      "version_added": false
                    },
                    "firefox_android": "mirror",
                    "opera": "mirror",
                    "safari": {
                      "version_added": "16"
                    },
                    "safari_ios": {
                      "version_added": false
                    }
                  }
                }
              }
            },
            "$0": {
              "__compat": {
                "support": {
                  "chrome": {
                    "version_added": "≤59"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "55"
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
                  },
                  "safari_ios": {
                    "version_added": false
                  }
                }
              }
            }
          },
          "getResources": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": false
                },
                "firefox_android": "mirror",
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            }
          },
          "onResourceAdded": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": false
                },
                "firefox_android": "mirror",
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            }
          },
          "onResourceContentCommitted": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": false
                },
                "firefox_android": "mirror",
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            }
          },
          "reload": {
            "__compat": {
              "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/inspectedWindow/reload",
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": "54"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            }
          },
          "tabId": {
            "__compat": {
              "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/inspectedWindow/tabId",
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": "54"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            }
          }
        },
        "network": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/network",
            "support": {
              "chrome": {
                "version_added": "18"
              },
              "edge": "mirror",
              "firefox": {
                "version_added": "54"
              },
              "firefox_android": {
                "version_added": false
              },
              "opera": "mirror",
              "safari": {
                "version_added": "16"
              },
              "safari_ios": {
                "version_added": false
              }
            }
          },
          "getHAR": {
            "__compat": {
              "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/network/getHAR",
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": "60",
                  "notes": "The returned HAR log will be empty unless the user has previously activated the browser's network panel at least once."
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": "mirror",
                "safari": {
                  "version_added": false
                },
                "safari_ios": "mirror"
              }
            }
          },
          "onNavigated": {
            "__compat": {
              "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/network/onNavigated",
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": "54"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            }
          },
          "onRequestFinished": {
            "__compat": {
              "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/network/onRequestFinished",
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": [
                  {
                    "version_added": "61"
                  },
                  {
                    "version_added": "60",
                    "version_removed": "61",
                    "notes": "This event will only start firing after the user has activated the browser's network panel at least once."
                  }
                ],
                "firefox_android": {
                  "version_added": false
                },
                "opera": "mirror",
                "safari": {
                  "version_added": false
                },
                "safari_ios": "mirror"
              }
            }
          }
        },
        "panels": {
          "__compat": {
            "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels",
            "support": {
              "chrome": {
                "version_added": "18"
              },
              "edge": "mirror",
              "firefox": {
                "version_added": "54"
              },
              "firefox_android": {
                "version_added": false
              },
              "opera": {
                "version_added": "≤41"
              },
              "safari": {
                "version_added": "16"
              },
              "safari_ios": {
                "version_added": false
              }
            }
          },
          "Button": {
            "__compat": {
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": false
                },
                "firefox_android": "mirror",
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            }
          },
          "ElementsPanel": {
            "__compat": {
              "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ElementsPanel",
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": "56"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": "mirror",
                "safari": {
                  "version_added": false
                },
                "safari_ios": "mirror"
              }
            },
            "createSidebarPane": {
              "__compat": {
                "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ElementsPanel/createSidebarPane",
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "57"
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            },
            "onSelectionChanged": {
              "__compat": {
                "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ElementsPanel/onSelectionChanged",
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "56"
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            }
          },
          "ExtensionPanel": {
            "__compat": {
              "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ExtensionPanel",
              "support": {
                "chrome": {
                  "version_added": "18"
                },
                "edge": "mirror",
                "firefox": {
                  "version_added": "54"
                },
                "firefox_android": {
                  "version_added": false
                },
                "opera": "mirror",
                "safari": {
                  "version_added": "16"
                },
                "safari_ios": {
                  "version_added": false
                }
              }
            },
            "createStatusBarButton": {
              "__compat": {
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": false
                  },
                  "firefox_android": "mirror",
                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
                  },
                  "safari_ios": {
                    "version_added": false
                  }
                }
              }
            },
            "onHidden": {
              "__compat": {
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "54"
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
                  },
                  "safari_ios": {
                    "version_added": false
                  }
                }
              }
            },
            "onSearch": {
              "__compat": {
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": false
                  },
                  "firefox_android": "mirror",
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            },
            "onShown": {
              "__compat": {
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "54"
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": "16"
                  },
                  "safari_ios": {
                    "version_added": false
                  }
                }
              }
            }
          },
          "ExtensionSidebarPane": {
            "onHidden": {
              "__compat": {
                "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ExtensionSidebarPane/onHidden",
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "57",
                    "notes": "This event is only fired when the user switches between sidebar panes, not when the user switches between devtools panels. See [bug 1412317](https://bugzil.la/1412317)."
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            },
            "onShown": {
              "__compat": {
                "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ExtensionSidebarPane/onShown",
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "57",
                    "notes": "This event is only fired when the user switches between sidebar panes, not when the user switches between devtools panels. See [bug 1412317](https://bugzil.la/1412317)."
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            },
            "setExpression": {
              "__compat": {
                "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ExtensionSidebarPane/setExpression",
                "support": {
                  "chrome": {
                    "version_added": "18",
                    "notes": "The expression must evaluate to a JavaScript object or a DOM node, or nothing is shown in the sidebar."
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "57",
                    "notes": "Before Firefox 60, the expression must evaluate to an object that can be serialized to JSON, or nothing was shown in the sidebar. In particular, JavaScript cyclic objects and DOM nodes were not supported. See [bug 1403130](https://bugzil.la/1403130)."
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            },
            "setHeight": {
              "__compat": {
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": false
                  },
                  "firefox_android": "mirror",
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            },
            "setObject": {
              "__compat": {
                "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ExtensionSidebarPane/setObject",
                "support": {
                  "chrome": {
                    "version_added": "18",
                    "notes": "If the `jsonObject` parameter is a string, it is not displayed."
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "57",
                    "notes": "If the `jsonObject` is a string, then `rootTitle` must also be given, or `jsonObject` will not be displayed. See [bug 1412310](https://bugzil.la/1412310)."
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            },
            "setPage": {
              "__compat": {
                "mdn_url": "https://developer.mozilla.org/docs/Mozilla/Add-ons/WebExtensions/API/devtools/panels/ExtensionSidebarPane/setPage",
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": "57"
                  },
                  "firefox_android": {
                    "version_added": false
                  },
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            }
          },
          "SourcesPanel": {
            "__compat": {
              "support": {
                "chrome": [
                  {
                    "version_added": "38"
                  },
                  {
                    "alternative_name": "ScriptsPanel",
                    "version_added": "18",
                    "version_removed": "38"
                  }
                ],
                "edge": "mirror",
                "firefox": {
                  "version_added": false
                },
                "firefox_android": "mirror",
                "opera": "mirror",
                "safari": {
                  "version_added": false
                },
                "safari_ios": "mirror"
              }
            },
            "createSidebarPane": {
              "__compat": {
                "support": {
                  "chrome": {
                    "version_added": "18"
                  },
                  "edge": "mirror",
                  "firefox": {
                    "version_added": false
                  },
                  "firefox_android": "mirror",
                  "opera": "mirror",
                  "safari": {
                    "version_added": false
                  },
                  "safari_ios": "mirror"
                }
              }
            },
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                  "firefox_android": "mirror",
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                  "safari": {
                    "version_added": false
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                  "version_added": "16"
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                "safari_ios": {
                  "version_added": false
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            "iconPath": {
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                "support": {
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                    "version_added": "18",
                    "notes": "URL always resolved as absolute."
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                  "edge": "mirror",
                  "firefox": {
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                    "notes": "URL is resolved as relative to the current extension page (unless expressed as an absolute URL, e.g. '/icons/panel.png')."
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                  "edge": "mirror",
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                "firefox": {
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                  "version_added": false
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                "safari": {
                  "version_added": "16"
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                  "version_added": false
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                  "version_added": "16"
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                  "version_added": false
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                "firefox": {
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}