{
  "html": {
    "global_attributes": {
      "accesskey": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/accesskey",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#the-accesskey-attribute",
          "tags": [
            "web-features:accesskey"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "≤11"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "≤4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "anchor": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/anchor",
          "support": {
            "chrome": {
              "version_added": "preview",
              "flags": [
                {
                  "type": "preference",
                  "name": "#enable-experimental-web-platform-features",
                  "value_to_set": "Enabled"
                }
              ]
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": false
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": true,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "autocapitalize": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/autocapitalize",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#attr-autocapitalize",
          "tags": [
            "web-features:autocapitalize"
          ],
          "support": {
            "chrome": {
              "version_added": "43"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "111"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": "5"
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "autocorrect": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/autocorrect",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#attr-autocorrect",
          "tags": [
            "web-features:autocorrect"
          ],
          "support": {
            "chrome": {
              "version_added": false
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "136"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "14.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "autofocus": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/autofocus",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#the-autofocus-attribute",
          "tags": [
            "web-features:autofocus"
          ],
          "support": {
            "chrome": [
              {
                "version_added": "79"
              },
              {
                "version_added": "1",
                "version_removed": "79",
                "partial_implementation": true,
                "notes": "Supported for the `<button>`, `<input>`, `<select>`, and `<textarea>` elements."
              }
            ],
            "chrome_android": "mirror",
            "edge": [
              {
                "version_added": "79"
              },
              {
                "version_added": "12",
                "version_removed": "79",
                "partial_implementation": true,
                "notes": "Supported for the `<button>`, `<input>`, `<select>`, and `<textarea>` elements."
              }
            ],
            "firefox": [
              {
                "version_added": "110"
              },
              {
                "version_added": "1",
                "version_removed": "110",
                "partial_implementation": true,
                "notes": "Supported for the `<button>`, `<input>`, `<select>`, and `<textarea>` elements."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "10",
              "partial_implementation": true,
              "notes": "Supported for the `<button>`, `<input>`, `<select>`, and `<textarea>` elements."
            },
            "oculus": "mirror",
            "opera": [
              {
                "version_added": "66"
              },
              {
                "version_added": "≤12.1",
                "version_removed": "66",
                "partial_implementation": true,
                "notes": "Supported for the `<button>`, `<input>`, `<select>`, and `<textarea>` elements."
              }
            ],
            "opera_android": [
              {
                "version_added": "57"
              },
              {
                "version_added": "≤12.1",
                "version_removed": "57",
                "partial_implementation": true,
                "notes": "Supported for the `<button>`, `<input>`, `<select>`, and `<textarea>` elements."
              }
            ],
            "safari": [
              {
                "version_added": "15.4"
              },
              {
                "version_added": "4",
                "version_removed": "15.4",
                "partial_implementation": true,
                "notes": "Supported for the `<button>`, `<input>`, `<select>`, and `<textarea>` elements."
              }
            ],
            "safari_ios": {
              "version_added": "16.4",
              "notes": "If there's no hardware keyboard connected, then the `autofocus` attribute has no effect (for example, the `focus` event doesn't fire and the element does not match the `:focus` selector)."
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "class": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/class",
          "spec_url": "https://html.spec.whatwg.org/multipage/dom.html#classes",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "≤11"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "≤4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "contenteditable": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/contenteditable",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#attr-contenteditable",
          "tags": [
            "web-features:contenteditable"
          ],
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "3"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "5.5"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "9"
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": "≤4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "plaintext-only": {
          "__compat": {
            "description": "`contenteditable=\"plaintext-only\"`",
            "tags": [
              "web-features:contenteditable-plaintextonly"
            ],
            "support": {
              "chrome": {
                "version_added": "51"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "12"
              },
              "firefox": {
                "version_added": "136"
              },
              "firefox_android": "mirror",
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "5"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "data_attributes": {
        "__compat": {
          "description": "`data-*` attributes",
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/data-*",
          "spec_url": "https://html.spec.whatwg.org/multipage/dom.html#attr-data-*",
          "support": {
            "chrome": {
              "version_added": "7"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "6"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "≤11"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "5.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "dir": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/dir",
          "spec_url": "https://html.spec.whatwg.org/multipage/dom.html#the-dir-attribute",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "≤15"
            },
            "firefox": {
              "version_added": "1"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "≤4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "draggable": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/draggable",
          "spec_url": "https://html.spec.whatwg.org/multipage/dnd.html#the-draggable-attribute",
          "support": {
            "chrome": {
              "version_added": "4"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "2"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "≤11"
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "12"
            },
            "opera_android": "mirror",
            "safari": {
              "version_added": "5"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "enterkeyhint": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/enterkeyhint",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#attr-enterkeyhint",
          "tags": [
            "web-features:enterkeyhint"
          ],
          "support": {
            "chrome": {
              "version_added": "77"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "94"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": {
              "version_added": "66"
            },
            "opera_android": {
              "version_added": "57"
            },
            "safari": {
              "version_added": "13.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "exportparts": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/exportparts",
          "spec_url": "https://drafts.csswg.org/css-shadow/#element-attrdef-html-global-exportparts",
          "tags": [
            "web-features:shadow-parts"
          ],
          "support": {
            "chrome": {
              "version_added": "73"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "72"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "13.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "hidden": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/hidden",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#the-hidden-attribute",
          "support": {
            "chrome": {
              "version_added": "10"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": {
              "version_added": "4"
            },
            "firefox_android": "mirror",
            "ie": {
              "version_added": "11"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "5.1",
              "notes": "This attribute has no effect on `<option>` elements."
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": "4"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "until-found": {
          "__compat": {
            "description": "`until-found` value",
            "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/hidden",
            "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#the-hidden-attribute",
            "tags": [
              "web-features:hidden-until-found"
            ],
            "support": {
              "chrome": {
                "version_added": "102"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "139",
                "partial_implementation": true,
                "notes": "The browser does not correctly scroll to the matching text. See [bug 2006040](https://bugzil.la/2006040)."
              },
              "firefox_android": "mirror",
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": "26.2",
                "partial_implementation": true,
                "notes": "The browser does not correctly scroll to the matching text. See [bug 304174](https://webkit.org/b/304174)."
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "id": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/id",
          "spec_url": "https://html.spec.whatwg.org/multipage/dom.html#the-id-attribute",
          "support": {
            "chrome": {
              "version_added": "1"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "12"
            },
            "firefox": [
              {
                "version_added": "32"
              },
              {
                "version_added": "1",
                "version_removed": "32",
                "partial_implementation": true,
                "notes": "`id` is a true global attribute only since Firefox 32."
              }
            ],
            "firefox_android": "mirror",
            "ie": {
              "version_added": "≤11"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "inert": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/inert",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#the-inert-attribute",
          "tags": [
            "web-features:inert"
          ],
          "support": {
            "chrome": {
              "version_added": "102"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "112"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "15.5"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "ignores_find_in_page": {
          "__compat": {
            "description": "Element is ignored for the purposes of find-in-page.",
            "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#inert-subtrees",
            "tags": [
              "web-features:inert"
            ],
            "support": {
              "chrome": {
                "version_added": "124"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "120"
              },
              "firefox_android": "mirror",
              "oculus": "mirror",
              "opera": "mirror",
              "opera_android": "mirror",
              "safari": {
                "version_added": false,
                "impl_url": "https://webkit.org/b/269909"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": "mirror",
              "webview_android": "mirror",
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "inputmode": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/inputmode",
          "spec_url": "https://html.spec.whatwg.org/multipage/interaction.html#attr-inputmode",
          "tags": [
            "web-features:inputmode"
          ],
          "support": {
            "chrome": {
              "version_added": "66"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": [
              {
                "version_added": "95"
              },
              {
                "version_added": "17",
                "version_removed": "23"
              }
            ],
            "firefox_android": {
              "version_added": "79"
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "12.1"
            },
            "safari_ios": {
              "version_added": "12.2",
              "notes": "Before iOS 13, `inputmode=\"none\"` had no effect."
            },
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "is": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/HTML/Reference/Global_attributes/is",
          "spec_url": "https://html.spec.whatwg.org/multipage/custom-elements.html#attr-is",
          "tags": [
            "web-features:customized-built-in-elements"
          ],
          "support": {
            "chrome": {
              "version_added": "67"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "63"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
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              "impl_url": "https://webkit.org/b/182671"
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            "webview_ios": "mirror"
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              "version_added": "12"
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              "version_added": "1"
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              "version_added": "≤11"
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            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
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              "version_added": "≤4"
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              "web-features:popover-hint"
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                "version_added": "133"
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            "safari_ios": "mirror",
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            "webview_android": "mirror",
            "webview_ios": "mirror"
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          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
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