diff --git a/spec-json/attributes.json b/spec-json/attributes.json
index 27f0a27..d487b27 100644
--- a/spec-json/attributes.json
+++ b/spec-json/attributes.json
@@ -5,7 +5,7 @@
         [
             "The HTML Living Standard is Copyright \u00a9 2018 WHATWG (Apple, Google, Mozilla, Microsoft) and available under a Creative Commons Attribution 4.0 International License: see https://whatwg.org/ and https://creativecommons.org/licenses/by/4.0/",
             "Accessible Rich Internet Applications (WAI-ARIA) is Copyright \u00a9 2013-2019 W3C\u00ae (MIT, ERCIM, Keio, Beihang) and available under the W3C Document License: see https://w3c.github.io/aria/ and https://www.w3.org/Consortium/Legal/2015/doc-license or W3C-Document-License.html where provided",
-            "Based on current published specifications accessed Sun 26 Apr 22:47:04 UTC 2020"
+            "Based on current published specifications accessed Sun Dec  1 11:26:47 PM UTC 2024"
         ]
     },
     "abbr":
@@ -34,7 +34,7 @@
         "desc": "Keyboard shortcut to activate or focus element",
         "elements": ["HTML"],
         "value_keywords": [],
-        "value_type": "Ordered set of unique space-separated tokens, case-sensitive, consisting of one code point in length"
+        "value_type": "Ordered set of unique space-separated tokens, none of which are identical to another, each consisting of one code point in length"
     },
     "action":
     {
@@ -45,10 +45,10 @@
     },
     "allow":
     {
-        "desc": "Feature policy to be applied to the iframe's contents",
+        "desc": "Permissions policy to be applied to the iframe's contents",
         "elements": ["iframe"],
         "value_keywords": [],
-        "value_type": "Serialized feature policy"
+        "value_type": "Serialized permissions policy"
     },
     "allowfullscreen":
     {
@@ -57,10 +57,10 @@
         "value_keywords": [],
         "value_type": "Boolean attribute"
     },
-    "allowpaymentrequest":
+    "alpha":
     {
-        "desc": "Whether the iframe's contents are allowed to use the PaymentRequest interface to make payment requests",
-        "elements": ["iframe"],
+        "desc": "Allow the color's alpha component to be set",
+        "elements": ["input"],
         "value_keywords": [],
         "value_type": "Boolean attribute"
     },
@@ -129,6 +129,17 @@
         "value_keywords": [],
         "value_type": "Autofill field name and related tokens. The actual rules are more complicated than indicated"
     },
+    "autocorrect":
+    {
+        "desc": "Recommended autocorrection behavior (for supported input methods)",
+        "elements": ["HTML"],
+        "value_keywords":
+        [
+            "off",
+            "on"
+        ],
+        "value_type": "Keywords"
+    },
     "autofocus":
     {
         "desc": "Automatically focus the element when the page is loaded",
@@ -147,6 +158,18 @@
         "value_keywords": [],
         "value_type": "Boolean attribute"
     },
+    "blocking":
+    {
+        "desc": "Whether the element is potentially render-blocking",
+        "elements":
+        [
+            "link",
+            "script",
+            "style"
+        ],
+        "value_keywords": [],
+        "value_type": "Unordered set of unique space-separated tokens. The actual rules are more complicated than indicated"
+    },
     "charset":
     {
         "desc": "Character encoding declaration",
@@ -188,6 +211,17 @@
         "value_keywords": [],
         "value_type": "CSS <color>"
     },
+    "colorspace":
+    {
+        "desc": "The color space of the serialized color",
+        "elements": ["input"],
+        "value_keywords":
+        [
+            "display-p3",
+            "limited-srgb"
+        ],
+        "value_type": "Keywords"
+    },
     "cols":
     {
         "desc": "Maximum number of characters per line",
@@ -220,6 +254,7 @@
         "value_keywords":
         [
             "false",
+            "plaintext-only",
             "true"
         ],
         "value_type": "Keywords"
@@ -368,12 +403,20 @@
     {
         "desc": "Whether the descendant form controls, except any inside legend, are disabled",
         "elements": ["fieldset"],
+        "next": "disabled(3)",
+        "value_keywords": [],
+        "value_type": "Boolean attribute"
+    },
+    "disabled(3)":
+    {
+        "desc": "Whether the link is disabled",
+        "elements": ["link"],
         "value_keywords": [],
         "value_type": "Boolean attribute"
     },
     "download":
     {
-        "desc": "Whether to download the resource instead of navigating to it, and its file name if so",
+        "desc": "Whether to download the resource instead of navigating to it, and its filename if so",
         "elements":
         [
             "a",
@@ -421,6 +464,23 @@
         ],
         "value_type": "Keywords"
     },
+    "fetchpriority":
+    {
+        "desc": "Sets the priority for fetches initiated by the element",
+        "elements":
+        [
+            "img",
+            "link",
+            "script"
+        ],
+        "value_keywords":
+        [
+            "auto",
+            "high",
+            "low"
+        ],
+        "value_type": "Keywords"
+    },
     "for":
     {
         "desc": "Associate the label with form control",
@@ -434,7 +494,7 @@
         "desc": "Specifies controls from which the output was calculated",
         "elements": ["output"],
         "value_keywords": [],
-        "value_type": "Unordered set of unique space-separated tokens, case-sensitive, consisting of IDs. The actual rules are more complicated than indicated"
+        "value_type": "Unordered set of unique space-separated tokens consisting of IDs. The actual rules are more complicated than indicated"
     },
     "form":
     {
@@ -509,14 +569,14 @@
     },
     "formtarget":
     {
-        "desc": "Browsing context for form submission",
+        "desc": "Navigable for form submission",
         "elements":
         [
             "button",
             "input"
         ],
         "value_keywords": [],
-        "value_type": "Valid browsing context name or keyword"
+        "value_type": "Valid navigable target name or keyword"
     },
     "headers":
     {
@@ -527,13 +587,14 @@
             "th"
         ],
         "value_keywords": [],
-        "value_type": "Unordered set of unique space-separated tokens, case-sensitive, consisting of IDs. The actual rules are more complicated than indicated"
+        "value_type": "Unordered set of unique space-separated tokens consisting of IDs. The actual rules are more complicated than indicated"
     },
     "height":
     {
         "desc": "Vertical dimension",
         "elements":
         [
+            "(in",
             "canvas",
             "embed",
             "iframe",
@@ -550,7 +611,7 @@
         "desc": "Whether the element is relevant",
         "elements": ["HTML"],
         "value_keywords": [],
-        "value_type": "Boolean attribute"
+        "value_type": "\"until-found\"; \"hidden\"; the empty string"
     },
     "high":
     {
@@ -620,18 +681,25 @@
     },
     "imagesizes":
     {
-        "desc": "Image sizes for different page layouts",
+        "desc": "Image sizes for different page layouts (for rel=\"preload\")",
         "elements": ["link"],
         "value_keywords": [],
         "value_type": "Valid source size list"
     },
     "imagesrcset":
     {
-        "desc": "Images to use in different situations (e.g., high-resolution displays, small monitors, etc.)",
+        "desc": "Images to use in different situations, e.g., high-resolution displays, small monitors, etc. (for rel=\"preload\")",
         "elements": ["link"],
         "value_keywords": [],
         "value_type": "Comma-separated list of image candidate strings"
     },
+    "inert":
+    {
+        "desc": "Whether the element is inert.",
+        "elements": ["HTML"],
+        "value_keywords": [],
+        "value_type": "Boolean attribute"
+    },
     "inputmode":
     {
         "desc": "Hint for selecting an input modality",
@@ -686,14 +754,14 @@
         "desc": "Property names of a microdata item",
         "elements": ["HTML"],
         "value_keywords": [],
-        "value_type": "Unordered set of unique space-separated tokens, case-sensitive, consisting of valid absolute URLs, defined property names, or text. The actual rules are more complicated than indicated"
+        "value_type": "Unordered set of unique space-separated tokens consisting of valid absolute URLs, defined property names, or text. The actual rules are more complicated than indicated"
     },
     "itemref":
     {
         "desc": "Referenced elements",
         "elements": ["HTML"],
         "value_keywords": [],
-        "value_type": "Unordered set of unique space-separated tokens, case-sensitive, consisting of IDs. The actual rules are more complicated than indicated"
+        "value_type": "Unordered set of unique space-separated tokens consisting of IDs. The actual rules are more complicated than indicated"
     },
     "itemscope":
     {
@@ -707,7 +775,7 @@
         "desc": "Item types of a microdata item",
         "elements": ["HTML"],
         "value_keywords": [],
-        "value_type": "Unordered set of unique space-separated tokens, case-sensitive, consisting of valid absolute URL. The actual rules are more complicated than indicated"
+        "value_type": "Unordered set of unique space-separated tokens consisting of valid absolute URLs. The actual rules are more complicated than indicated"
     },
     "kind":
     {
@@ -752,7 +820,11 @@
     "loading":
     {
         "desc": "Used when determining loading deferral",
-        "elements": ["img"],
+        "elements":
+        [
+            "iframe",
+            "img"
+        ],
         "value_keywords":
         [
             "eager",
@@ -778,13 +850,6 @@
         "value_keywords": [],
         "value_type": "Valid floating-point number. The actual rules are more complicated than indicated"
     },
-    "manifest":
-    {
-        "desc": "Application cache manifest",
-        "elements": ["html"],
-        "value_keywords": [],
-        "value_type": "Valid non-empty URL potentially surrounded by spaces"
-    },
     "max":
     {
         "desc": "Maximum value",
@@ -821,6 +886,7 @@
         "elements":
         [
             "link",
+            "meta",
             "source",
             "style"
         ],
@@ -906,47 +972,47 @@
     },
     "name(2)":
     {
-        "desc": "Name of form to use in the document.forms API",
-        "elements": ["form"],
+        "desc": "Name of group of mutually-exclusive details elements",
+        "elements": ["details"],
         "next": "name(3)",
         "value_keywords": [],
         "value_type": "Text. The actual rules are more complicated than indicated"
     },
     "name(3)":
     {
-        "desc": "Name of nested browsing context",
-        "elements":
-        [
-            "iframe",
-            "object"
-        ],
+        "desc": "Name of form to use in the document.forms API",
+        "elements": ["form"],
         "next": "name(4)",
         "value_keywords": [],
-        "value_type": "Valid browsing context name or keyword"
+        "value_type": "Text. The actual rules are more complicated than indicated"
     },
     "name(4)":
     {
-        "desc": "Name of image map to reference from the usemap attribute",
-        "elements": ["map"],
+        "desc": "Name of content navigable",
+        "elements":
+        [
+            "iframe",
+            "object"
+        ],
         "next": "name(5)",
         "value_keywords": [],
-        "value_type": "Text. The actual rules are more complicated than indicated"
+        "value_type": "Valid navigable target name or keyword"
     },
     "name(5)":
     {
-        "desc": "Metadata name",
-        "elements": ["meta"],
+        "desc": "Name of image map to reference from the usemap attribute",
+        "elements": ["map"],
         "next": "name(6)",
         "value_keywords": [],
         "value_type": "Text. The actual rules are more complicated than indicated"
     },
     "name(6)":
     {
-        "desc": "Name of parameter",
-        "elements": ["param"],
+        "desc": "Metadata name",
+        "elements": ["meta"],
         "next": "name(7)",
         "value_keywords": [],
-        "value_type": "Text"
+        "value_type": "Text. The actual rules are more complicated than indicated"
     },
     "name(7)":
     {
@@ -1034,6 +1100,40 @@
         "value_keywords": [],
         "value_type": "Boolean attribute"
     },
+    "popover":
+    {
+        "desc": "Makes the element a popover element",
+        "elements": ["HTML"],
+        "value_keywords": [],
+        "value_type": "\"auto\"; \"manual\";"
+    },
+    "popovertarget":
+    {
+        "desc": "Targets a popover element to toggle, show, or hide",
+        "elements":
+        [
+            "button",
+            "input"
+        ],
+        "value_keywords": [],
+        "value_type": "ID. The actual rules are more complicated than indicated"
+    },
+    "popovertargetaction":
+    {
+        "desc": "Indicates whether a targeted popover element is to be toggled, shown, or hidden",
+        "elements":
+        [
+            "button",
+            "input"
+        ],
+        "value_keywords":
+        [
+            "hide",
+            "show",
+            "toggle"
+        ],
+        "value_type": "Keywords"
+    },
     "poster":
     {
         "desc": "Poster frame to show prior to video playback",
@@ -1139,13 +1239,11 @@
             "alertdialog",
             "application",
             "article",
-            "associationlist",
-            "associationlistitemkey",
-            "associationlistitemvalue",
             "banner",
             "blockquote",
             "caption",
             "cell",
+            "code",
             "columnheader",
             "command",
             "comment",
@@ -1168,8 +1266,6 @@
             "img",
             "input",
             "insertion",
-            "label",
-            "legend",
             "list",
             "listitem",
             "log",
@@ -1229,7 +1325,7 @@
         "desc": "Security rules for nested content",
         "elements": ["iframe"],
         "value_keywords": [],
-        "value_type": "Unordered set of unique space-separated tokens, ASCII case-insensitive, consisting of \"allow-forms\", \"allow-modals\", \"allow-orientation-lock\", \"allow-pointer-lock\", \"allow-popups\", \"allow-popups-to-escape-sandbox\", \"allow-presentation\", \"allow-same-origin\", \"allow-scripts\" and \"allow-top-navigation\""
+        "value_type": "Unordered set of unique space-separated tokens, ASCII case-insensitive, consisting of \"allow-downloads\"\"allow-forms\"\"allow-modals\"\"allow-orientation-lock\"\"allow-pointer-lock\"\"allow-popups\"\"allow-popups-to-escape-sandbox\"\"allow-presentation\"\"allow-same-origin\"\"allow-scripts\"\"allow-top-navigation\"\"allow-top-navigation-by-user-activation\"\"allow-top-navigation-to-custom-protocols\""
     },
     "scope":
     {
@@ -1251,6 +1347,38 @@
         "value_keywords": [],
         "value_type": "Boolean attribute"
     },
+    "shadowrootclonable":
+    {
+        "desc": "Sets clonable on a declarative shadow root",
+        "elements": ["template"],
+        "value_keywords": [],
+        "value_type": "Boolean attribute"
+    },
+    "shadowrootdelegatesfocus":
+    {
+        "desc": "Sets delegates focus on a declarative shadow root",
+        "elements": ["template"],
+        "value_keywords": [],
+        "value_type": "Boolean attribute"
+    },
+    "shadowrootmode":
+    {
+        "desc": "Enables streaming declarative shadow roots",
+        "elements": ["template"],
+        "value_keywords":
+        [
+            "closed",
+            "open"
+        ],
+        "value_type": "Keywords"
+    },
+    "shadowrootserializable":
+    {
+        "desc": "Sets serializable on a declarative shadow root",
+        "elements": ["template"],
+        "value_keywords": [],
+        "value_type": "Boolean attribute"
+    },
     "shape":
     {
         "desc": "The kind of shape to be created in an image map",
@@ -1316,25 +1444,21 @@
     {
         "desc": "Whether the element is to have its spelling and grammar checked",
         "elements": ["HTML"],
-        "value_keywords":
-        [
-            "false",
-            "true"
-        ],
-        "value_type": "Keywords"
+        "value_keywords": [],
+        "value_type": "\"true\"; \"false\"; the empty string"
     },
     "src":
     {
         "desc": "Address of the resource",
         "elements":
         [
+            "(in",
             "audio",
             "embed",
             "iframe",
             "img",
             "input",
             "script",
-            "source",
             "track",
             "video"
         ],
@@ -1357,7 +1481,7 @@
     },
     "srcset":
     {
-        "desc": "Images to use in different situations (e.g., high-resolution displays, small monitors, etc.)",
+        "desc": "Images to use in different situations, e.g., high-resolution displays, small monitors, etc.",
         "elements":
         [
             "img",
@@ -1396,7 +1520,7 @@
     },
     "target":
     {
-        "desc": "Browsing context for hyperlink navigation",
+        "desc": "Navigable for hyperlink navigation",
         "elements":
         [
             "a",
@@ -1404,22 +1528,22 @@
         ],
         "next": "target(2)",
         "value_keywords": [],
-        "value_type": "Valid browsing context name or keyword"
+        "value_type": "Valid navigable target name or keyword"
     },
     "target(2)":
     {
-        "desc": "Default browsing context for hyperlink navigation and form submission",
+        "desc": "Default navigable for hyperlink navigation and form submission",
         "elements": ["base"],
         "next": "target(3)",
         "value_keywords": [],
-        "value_type": "Valid browsing context name or keyword"
+        "value_type": "Valid navigable target name or keyword"
     },
     "target(3)":
     {
-        "desc": "Browsing context for form submission",
+        "desc": "Navigable for form submission",
         "elements": ["form"],
         "value_keywords": [],
-        "value_type": "Valid browsing context name or keyword"
+        "value_type": "Valid navigable target name or keyword"
     },
     "title":
     {
@@ -1582,11 +1706,7 @@
     "usemap":
     {
         "desc": "Name of image map to use",
-        "elements":
-        [
-            "img",
-            "object"
-        ],
+        "elements": ["img"],
         "value_keywords": [],
         "value_type": "Valid hash-name reference. The actual rules are more complicated than indicated"
     },
@@ -1634,22 +1754,15 @@
             "meter",
             "progress"
         ],
-        "next": "value(6)",
         "value_keywords": [],
         "value_type": "Valid floating-point number"
     },
-    "value(6)":
-    {
-        "desc": "Value of parameter",
-        "elements": ["param"],
-        "value_keywords": [],
-        "value_type": "Text"
-    },
     "width":
     {
         "desc": "Horizontal dimension",
         "elements":
         [
+            "(in",
             "canvas",
             "embed",
             "iframe",
@@ -1671,5 +1784,12 @@
             "soft"
         ],
         "value_type": "Keywords"
+    },
+    "writingsuggestions":
+    {
+        "desc": "Whether the element can offer writing suggestions or not.",
+        "elements": ["HTML"],
+        "value_keywords": [],
+        "value_type": "\"true\"; \"false\"; the empty string"
     }
 }
\ No newline at end of file
diff --git a/spec-json/categories.json b/spec-json/categories.json
index 6e4ee4c..e550614 100644
--- a/spec-json/categories.json
+++ b/spec-json/categories.json
@@ -5,10 +5,10 @@
         [
             "The HTML Living Standard is Copyright \u00a9 2018 WHATWG (Apple, Google, Mozilla, Microsoft) and available under a Creative Commons Attribution 4.0 International License: see https://whatwg.org/ and https://creativecommons.org/licenses/by/4.0/",
             "Accessible Rich Internet Applications (WAI-ARIA) is Copyright \u00a9 2013-2019 W3C\u00ae (MIT, ERCIM, Keio, Beihang) and available under the W3C Document License: see https://w3c.github.io/aria/ and https://www.w3.org/Consortium/Legal/2015/doc-license or W3C-Document-License.html where provided",
-            "Based on current published specifications accessed Sun 26 Apr 22:47:04 UTC 2020"
+            "Based on current published specifications accessed Sun Dec  1 11:26:47 PM UTC 2024"
         ]
     },
-    "Autocapitalize-inheriting elements":
+    "Autocapitalize-and-autocorrect\n     inheriting elements":
     {
         "elements":
         [
@@ -109,6 +109,7 @@
             "s",
             "samp",
             "script",
+            "search",
             "section",
             "select",
             "slot",
@@ -188,10 +189,9 @@
             "audio",
             "img",
             "input",
-            "object",
             "video"
         ],
-        "exceptions": "a (if the href attribute is present); audio (if the controls attribute is present); img (if the usemap attribute is present); input (if the type attribute is not in the Hidden state); object (if the usemap attribute is present); video (if the controls attribute is present); The tabindex attribute can also make any element into interactive content."
+        "exceptions": "a (if the href attribute is present); audio (if the controls attribute is present); img (if the usemap attribute is present); input (if the type attribute is not in the Hidden state); video (if the controls attribute is present)"
     },
     "Labelable elements":
     {
@@ -259,6 +259,7 @@
             "cite",
             "code",
             "data",
+            "del",
             "details",
             "dfn",
             "div",
@@ -291,12 +292,14 @@
             "object",
             "output",
             "p",
+            "picture",
             "pre",
             "progress",
             "q",
             "ruby",
             "s",
             "samp",
+            "search",
             "section",
             "select",
             "small",
@@ -425,21 +428,6 @@
         "elements_maybe": [],
         "exceptions": ""
     },
-    "Sectioning roots":
-    {
-        "elements":
-        [
-            "blockquote",
-            "body",
-            "details",
-            "dialog",
-            "fieldset",
-            "figure",
-            "td"
-        ],
-        "elements_maybe": [],
-        "exceptions": ""
-    },
     "Submittable elements":
     {
         "elements":
@@ -447,7 +435,6 @@
             "button",
             "custom",
             "input",
-            "object",
             "select",
             "textarea"
         ],
diff --git a/spec-json/element-types.json b/spec-json/element-types.json
index c57ebbb..d42b3ef 100644
--- a/spec-json/element-types.json
+++ b/spec-json/element-types.json
@@ -25,7 +25,6 @@
         "input",
         "link",
         "meta",
-        "param",
         "source",
         "track",
         "wbr"
diff --git a/spec-json/elements.json b/spec-json/elements.json
index 6d11b7c..dc7c4dd 100644
--- a/spec-json/elements.json
+++ b/spec-json/elements.json
@@ -5,7 +5,7 @@
         [
             "The HTML Living Standard is Copyright \u00a9 2018 WHATWG (Apple, Google, Mozilla, Microsoft) and available under a Creative Commons Attribution 4.0 International License: see https://whatwg.org/ and https://creativecommons.org/licenses/by/4.0/",
             "Accessible Rich Internet Applications (WAI-ARIA) is Copyright \u00a9 2013-2019 W3C\u00ae (MIT, ERCIM, Keio, Beihang) and available under the W3C Document License: see https://w3c.github.io/aria/ and https://www.w3.org/Consortium/Legal/2015/doc-license or W3C-Document-License.html where provided",
-            "Based on current published specifications accessed Sun 26 Apr 22:47:04 UTC 2020"
+            "Based on current published specifications accessed Sun Dec  1 11:26:47 PM UTC 2024"
         ]
     },
     "a":
@@ -384,7 +384,7 @@
         ],
         "categories": ["metadata"],
         "children": [],
-        "desc": "Base URL and default target browsing context for hyperlinks and forms"
+        "desc": "Base URL and default target navigable for hyperlinks and forms"
     },
     "bdi":
     {
@@ -498,8 +498,7 @@
         "categories":
         [
             "flow",
-            "palpable",
-            "sectioning root"
+            "palpable"
         ],
         "children": ["flow"],
         "desc": "A section quoted from another source"
@@ -536,7 +535,9 @@
             "onoffline",
             "ononline",
             "onpagehide",
+            "onpagereveal",
             "onpageshow",
+            "onpageswap",
             "onpopstate",
             "onrejectionhandled",
             "onstorage",
@@ -550,7 +551,7 @@
             "title",
             "translate"
         ],
-        "categories": ["sectioning root"],
+        "categories": ["none"],
         "children": ["flow"],
         "desc": "Document body"
     },
@@ -622,6 +623,8 @@
             "lang",
             "name",
             "nonce",
+            "popovertarget",
+            "popovertargetaction",
             "role",
             "slot",
             "spellcheck",
@@ -1026,6 +1029,7 @@
         "categories":
         [
             "flow",
+            "palpable",
             "phrasing"
         ],
         "children": ["transparent"],
@@ -1052,6 +1056,7 @@
             "itemscope",
             "itemtype",
             "lang",
+            "name",
             "nonce",
             "open",
             "role",
@@ -1066,8 +1071,7 @@
         [
             "flow",
             "interactive",
-            "palpable",
-            "sectioning root"
+            "palpable"
         ],
         "children":
         [
@@ -1146,11 +1150,7 @@
             "title",
             "translate"
         ],
-        "categories":
-        [
-            "flow",
-            "sectioning root"
-        ],
+        "categories": ["flow"],
         "children": ["flow"],
         "desc": "Dialog box or window"
     },
@@ -1393,8 +1393,7 @@
             "flow",
             "form-associated",
             "listed",
-            "palpable",
-            "sectioning root"
+            "palpable"
         ],
         "children":
         [
@@ -1470,8 +1469,7 @@
         "categories":
         [
             "flow",
-            "palpable",
-            "sectioning root"
+            "palpable"
         ],
         "children":
         [
@@ -1547,6 +1545,7 @@
             "name",
             "nonce",
             "novalidate",
+            "rel",
             "role",
             "slot",
             "spellcheck",
@@ -1601,7 +1600,7 @@
             "palpable"
         ],
         "children": ["phrasing"],
-        "desc": "Section heading"
+        "desc": "Heading"
     },
     "h2":
     {
@@ -1640,7 +1639,7 @@
             "palpable"
         ],
         "children": ["phrasing"],
-        "desc": "Section heading"
+        "desc": "Heading"
     },
     "h3":
     {
@@ -1679,7 +1678,7 @@
             "palpable"
         ],
         "children": ["phrasing"],
-        "desc": "Section heading"
+        "desc": "Heading"
     },
     "h4":
     {
@@ -1718,7 +1717,7 @@
             "palpable"
         ],
         "children": ["phrasing"],
-        "desc": "Section heading"
+        "desc": "Heading"
     },
     "h5":
     {
@@ -1757,7 +1756,7 @@
             "palpable"
         ],
         "children": ["phrasing"],
-        "desc": "Section heading"
+        "desc": "Heading"
     },
     "h6":
     {
@@ -1796,7 +1795,7 @@
             "palpable"
         ],
         "children": ["phrasing"],
-        "desc": "Section heading"
+        "desc": "Heading"
     },
     "head":
     {
@@ -1903,7 +1902,6 @@
         "categories":
         [
             "flow",
-            "heading",
             "palpable"
         ],
         "children":
@@ -1916,7 +1914,7 @@
             "h6",
             "script-supporting elements"
         ],
-        "desc": "heading group"
+        "desc": "Heading container"
     },
     "hr":
     {
@@ -2037,7 +2035,6 @@
             "accesskey",
             "allow",
             "allowfullscreen",
-            "allowpaymentrequest",
             "autocapitalize",
             "class",
             "contenteditable",
@@ -2055,6 +2052,7 @@
             "itemscope",
             "itemtype",
             "lang",
+            "loading",
             "name",
             "nonce",
             "referrerpolicy",
@@ -2079,7 +2077,7 @@
             "phrasing"
         ],
         "children": [],
-        "desc": "Nested browsing context"
+        "desc": "Child navigable"
     },
     "img":
     {
@@ -2095,6 +2093,7 @@
             "dir",
             "draggable",
             "enterkeyhint",
+            "fetchpriority",
             "height",
             "hidden",
             "id",
@@ -2141,11 +2140,13 @@
         [
             "accept",
             "accesskey",
+            "alpha",
             "alt",
             "autocapitalize",
             "autocomplete",
             "checked",
             "class",
+            "colorspace",
             "contenteditable",
             "dir",
             "dirname",
@@ -2179,6 +2180,8 @@
             "nonce",
             "pattern",
             "placeholder",
+            "popovertarget",
+            "popovertargetaction",
             "readonly",
             "required",
             "role",
@@ -2411,12 +2414,16 @@
             "accesskey",
             "as",
             "autocapitalize",
+            "blocking",
             "class",
+            "color",
             "contenteditable",
             "crossorigin",
             "dir",
+            "disabled",
             "draggable",
             "enterkeyhint",
+            "fetchpriority",
             "hidden",
             "href",
             "hreflang",
@@ -2655,6 +2662,7 @@
             "itemscope",
             "itemtype",
             "lang",
+            "media",
             "name",
             "nonce",
             "role",
@@ -2832,7 +2840,6 @@
             "title",
             "translate",
             "type",
-            "usemap",
             "width"
         ],
         "categories":
@@ -2843,15 +2850,10 @@
             "interactive",
             "listed",
             "palpable",
-            "phrasing",
-            "submittable"
-        ],
-        "children":
-        [
-            "param",
-            "transparent"
+            "phrasing"
         ],
-        "desc": "Image, nested browsing context, or plugin"
+        "children": ["transparent"],
+        "desc": "Image, child navigable, or plugin"
     },
     "ol":
     {
@@ -3060,42 +3062,6 @@
         "children": ["phrasing"],
         "desc": "Paragraph"
     },
-    "param":
-    {
-        "attributes":
-        [
-            "accesskey",
-            "autocapitalize",
-            "class",
-            "contenteditable",
-            "dir",
-            "draggable",
-            "enterkeyhint",
-            "hidden",
-            "id",
-            "inputmode",
-            "is",
-            "itemid",
-            "itemprop",
-            "itemref",
-            "itemscope",
-            "itemtype",
-            "lang",
-            "name",
-            "nonce",
-            "role",
-            "slot",
-            "spellcheck",
-            "style",
-            "tabindex",
-            "title",
-            "translate",
-            "value"
-        ],
-        "categories": ["none"],
-        "children": [],
-        "desc": "Parameter for object"
-    },
     "picture":
     {
         "attributes":
@@ -3130,6 +3096,7 @@
         [
             "embedded",
             "flow",
+            "palpable",
             "phrasing"
         ],
         "children":
@@ -3457,6 +3424,7 @@
             "accesskey",
             "async",
             "autocapitalize",
+            "blocking",
             "class",
             "contenteditable",
             "crossorigin",
@@ -3464,6 +3432,7 @@
             "dir",
             "draggable",
             "enterkeyhint",
+            "fetchpriority",
             "hidden",
             "id",
             "inputmode",
@@ -3475,6 +3444,7 @@
             "itemscope",
             "itemtype",
             "lang",
+            "nomodule",
             "nonce",
             "referrerpolicy",
             "role",
@@ -3497,6 +3467,44 @@
         "children": ["script, data, or script documentation"],
         "desc": "Embedded script"
     },
+    "search":
+    {
+        "attributes":
+        [
+            "accesskey",
+            "autocapitalize",
+            "class",
+            "contenteditable",
+            "dir",
+            "draggable",
+            "enterkeyhint",
+            "hidden",
+            "id",
+            "inputmode",
+            "is",
+            "itemid",
+            "itemprop",
+            "itemref",
+            "itemscope",
+            "itemtype",
+            "lang",
+            "nonce",
+            "role",
+            "slot",
+            "spellcheck",
+            "style",
+            "tabindex",
+            "title",
+            "translate"
+        ],
+        "categories":
+        [
+            "flow",
+            "palpable"
+        ],
+        "children": ["flow"],
+        "desc": "Container for search controls"
+    },
     "section":
     {
         "attributes":
@@ -3682,6 +3690,7 @@
             "dir",
             "draggable",
             "enterkeyhint",
+            "height",
             "hidden",
             "id",
             "inputmode",
@@ -3704,7 +3713,8 @@
             "tabindex",
             "title",
             "translate",
-            "type"
+            "type",
+            "width"
         ],
         "categories": ["none"],
         "children": [],
@@ -3794,6 +3804,7 @@
         [
             "accesskey",
             "autocapitalize",
+            "blocking",
             "class",
             "contenteditable",
             "dir",
@@ -4070,7 +4081,7 @@
             "title",
             "translate"
         ],
-        "categories": ["sectioning root"],
+        "categories": ["none"],
         "children": ["flow"],
         "desc": "Table cell"
     },
@@ -4097,6 +4108,10 @@
             "lang",
             "nonce",
             "role",
+            "shadowrootclonable",
+            "shadowrootdelegatesfocus",
+            "shadowrootmode",
+            "shadowrootserializable",
             "slot",
             "spellcheck",
             "style",
@@ -4120,6 +4135,7 @@
         [
             "accesskey",
             "autocapitalize",
+            "autocomplete",
             "class",
             "cols",
             "contenteditable",
diff --git a/spec-json/event-handlers.json b/spec-json/event-handlers.json
index 6b2bdf9..b2f67e6 100644
--- a/spec-json/event-handlers.json
+++ b/spec-json/event-handlers.json
@@ -5,13 +5,9 @@
         [
             "The HTML Living Standard is Copyright \u00a9 2018 WHATWG (Apple, Google, Mozilla, Microsoft) and available under a Creative Commons Attribution 4.0 International License: see https://whatwg.org/ and https://creativecommons.org/licenses/by/4.0/",
             "Accessible Rich Internet Applications (WAI-ARIA) is Copyright \u00a9 2013-2019 W3C\u00ae (MIT, ERCIM, Keio, Beihang) and available under the W3C Document License: see https://w3c.github.io/aria/ and https://www.w3.org/Consortium/Legal/2015/doc-license or W3C-Document-License.html where provided",
-            "Based on current published specifications accessed Sun 26 Apr 22:47:04 UTC 2020"
+            "Based on current published specifications accessed Sun Dec  1 11:26:47 PM UTC 2024"
         ]
     },
-    "onabort":
-    {
-        "applies_to": "HTML elements"
-    },
     "onafterprint":
     {
         "applies_to": "body"
@@ -20,10 +16,22 @@
     {
         "applies_to": "HTML elements"
     },
+    "onbeforeinput":
+    {
+        "applies_to": "HTML elements"
+    },
+    "onbeforematch":
+    {
+        "applies_to": "HTML elements"
+    },
     "onbeforeprint":
     {
         "applies_to": "body"
     },
+    "onbeforetoggle":
+    {
+        "applies_to": "HTML elements"
+    },
     "onbeforeunload":
     {
         "applies_to": "body"
@@ -56,10 +64,18 @@
     {
         "applies_to": "HTML elements"
     },
+    "oncontextlost":
+    {
+        "applies_to": "HTML elements"
+    },
     "oncontextmenu":
     {
         "applies_to": "HTML elements"
     },
+    "oncontextrestored":
+    {
+        "applies_to": "HTML elements"
+    },
     "oncopy":
     {
         "applies_to": "HTML elements"
@@ -88,10 +104,6 @@
     {
         "applies_to": "HTML elements"
     },
-    "ondragexit":
-    {
-        "applies_to": "HTML elements"
-    },
     "ondragleave":
     {
         "applies_to": "HTML elements"
@@ -224,10 +236,18 @@
     {
         "applies_to": "body"
     },
+    "onpagereveal":
+    {
+        "applies_to": "body"
+    },
     "onpageshow":
     {
         "applies_to": "body"
     },
+    "onpageswap":
+    {
+        "applies_to": "body"
+    },
     "onpaste":
     {
         "applies_to": "HTML elements"
@@ -272,6 +292,10 @@
     {
         "applies_to": "HTML elements"
     },
+    "onscrollend":
+    {
+        "applies_to": "HTML elements"
+    },
     "onsecuritypolicyviolation":
     {
         "applies_to": "HTML elements"