Measure rel attributes plus all link elements#192
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tunetheweb merged 1 commit intomainfrom Feb 5, 2026
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https://almanac.httparchive.org/en/2022/Changed custom metrics values: {
"_almanac": {
"01.12": 0,
"01.13": 0,
"link-nodes": {
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"tagName": "link",
"rel": "stylesheet",
"href": "/static/css/normalize.css?v=3a712a3381a95c0a7b7c6ed3aa03b911"
},
{
"tagName": "link",
"rel": "stylesheet",
"href": "/static/css/almanac.css?v=f1b659664e1ffbc5e1f3feca4080486d"
},
{
"tagName": "link",
"rel": "stylesheet",
"href": "/static/css/index.css?v=10da3c5123c1a99e20252d43085e83d5"
},
{
"tagName": "link",
"rel": "preload",
"href": "/static/fonts/Poppins-Light.woff2",
"as": "font",
"type": "font/woff2",
"crossorigin": ""
},
{
"tagName": "link",
"rel": "preload",
"href": "/static/fonts/Lato-Regular.woff2",
"as": "font",
"type": "font/woff2",
"crossorigin": ""
},
{
"tagName": "link",
"rel": "preload",
"href": "/static/fonts/Poppins-Bold.woff2",
"as": "font",
"type": "font/woff2",
"crossorigin": ""
},
{
"tagName": "link",
"rel": "preload",
"href": "/static/fonts/Lato-Black.woff2",
"as": "font",
"type": "font/woff2",
"crossorigin": ""
},
{
"tagName": "link",
"rel": "preload",
"href": "/static/fonts/Lato-Bold.woff2",
"as": "font",
"type": "font/woff2",
"crossorigin": ""
},
{
"tagName": "link",
"rel": "shortcut icon",
"href": "/static/images/favicon.ico"
},
{
"tagName": "link",
"rel": "apple-touch-icon",
"href": "/static/images/apple-touch-icon.png"
},
{
"tagName": "link",
"rel": "webmention",
"href": "https://webmention.io/almanac.httparchive.org/webmention"
},
{
"tagName": "link",
"rel": "pingback",
"href": "https://webmention.io/almanac.httparchive.org/xmlrpc"
},
{
"tagName": "link",
"rel": "me",
"href": "mailto:team@httparchive.org"
},
{
"tagName": "link",
"rel": "canonical",
"href": "https://almanac.httparchive.org/en/2022/"
},
{
"tagName": "link",
"rel": "alternate",
"type": "application/rss+xml",
"title": "Web Almanac by HTTP Archive RSS (en)",
"href": "/en/rss.xml"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/en/2022/",
"hreflang": "en"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/es/2022/",
"hreflang": "es"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/fr/2022/",
"hreflang": "fr"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/hi/2022/",
"hreflang": "hi"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/it/2022/",
"hreflang": "it"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/ja/2022/",
"hreflang": "ja"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/nl/2022/",
"hreflang": "nl"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/pt/2022/",
"hreflang": "pt"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/ru/2022/",
"hreflang": "ru"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/tr/2022/",
"hreflang": "tr"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/uk/2022/",
"hreflang": "uk"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/zh-CN/2022/",
"hreflang": "zh-CN"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/zh-TW/2022/",
"hreflang": "zh-TW"
},
{
"tagName": "link",
"rel": "alternate",
"href": "https://almanac.httparchive.org/en/2022/",
"hreflang": "x-default"
},
{
"tagName": "link",
"rel": "preconnect",
"href": "https://www.google-analytics.com"
},
{
"tagName": "link",
"rel": "prefetch",
"href": "/static/css/page.css?v=9a1ae5aea9b36df260da9f7c442073e7"
}
],
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"href": 31,
"as": 5,
"type": 6,
"crossorigin": 5,
"title": 1,
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}
},
"priority-hints": {
"total": 1,
"nodes": [
{
"tagName": "img",
"src": "/static/images/home-hero.png",
"alt": "",
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"height": "562",
"fetchpriority": "high"
}
],
"attribute_usage_count": {
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"alt": 1,
"width": 1,
"height": 1,
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}
},
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"nodes": [
{
"tagName": "meta",
"charset": "UTF-8"
},
{
"tagName": "meta",
"name": "viewport",
"content": "width=device-width, initial-scale=1"
},
{
"tagName": "meta",
"name": "description",
"content": "The Web Almanac is an annual state of the web report combining the expertise of the web community with the data and trends of the HTTP Archive."
},
{
"tagName": "meta",
"property": "og:title",
"content": "The 2022 Web Almanac"
},
{
"tagName": "meta",
"property": "og:url",
"content": "https://almanac.httparchive.org/en/2022/"
},
{
"tagName": "meta",
"property": "og:image",
"content": "https://almanac.httparchive.org/static/images/home-hero-2022.png"
},
{
"tagName": "meta",
"property": "og:image:height",
"content": "600"
},
{
"tagName": "meta",
"property": "og:image:width",
"content": "1200"
},
{
"tagName": "meta",
"property": "og:type",
"content": "article"
},
{
"tagName": "meta",
"property": "og:description",
"content": "The Web Almanac is an annual state of the web report combining the expertise of the web community with the data and trends of the HTTP Archive."
},
{
"tagName": "meta",
"name": "twitter:card",
"content": "summary_large_image"
},
{
"tagName": "meta",
"name": "twitter:site",
"content": "@HTTPArchive"
},
{
"tagName": "meta",
"name": "twitter:title",
"content": "The 2022 Web Almanac"
},
{
"tagName": "meta",
"name": "twitter:image",
"content": "https://almanac.httparchive.org/static/images/home-hero-2022.png"
},
{
"tagName": "meta",
"name": "twitter:image:alt",
"content": "The 2022 Web Almanac"
},
{
"tagName": "meta",
"name": "twitter:description",
"content": "The Web Almanac is an annual state of the web report combining the expertise of the web community with the data and trends of the HTTP Archive."
}
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"property": 7
}
},
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"ImageObject",
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"Person",
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"EntryPoint",
"SearchAction",
"schema.org/WebSite",
"ListItem",
"schema.org/BreadcrumbList"
],
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"hash": 1,
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"earlyHash": 1
},
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"tagName": "input",
"id": "header-search-box",
"type": "search",
"name": "q",
"placeholder": "Search",
"aria-label": "Search"
},
{
"tagName": "input",
"id": "mobile-search-box",
"type": "search",
"name": "q",
"placeholder": "Search",
"aria-label": "Search"
},
{
"tagName": "select",
"id": "table-of-contents-switcher-mobile"
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{
"tagName": "select",
"id": "year-switcher-mobile"
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{
"tagName": "select",
"id": "language-switcher-mobile"
},
{
"tagName": "input",
"id": "footer-search-box",
"type": "search",
"name": "q",
"placeholder": "Search",
"aria-label": "Search"
},
{
"tagName": "input",
"id": "mobile-footer-search-box",
"type": "search",
"name": "q",
"placeholder": "Search",
"aria-label": "Search"
},
{
"tagName": "select",
"id": "table-of-contents-switcher-mobile-footer"
},
{
"tagName": "select",
"id": "year-switcher-mobile-footer"
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{
"tagName": "select",
"id": "language-switcher-mobile-footer"
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}
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{
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"loading": "lazy"
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"stddev": 0.812145664454979,
"skew": 0.16695677422593652,
"median": 3,
"mode": 3,
"range": {
"min": 1,
"max": 7
}
},
{
"depth": 10,
"count": 7,
"mean": 3.5714285714285716,
"stddev": 1.761261143705422,
"skew": 0.32444284226152514,
"median": 3,
"mode": 3,
"range": {
"min": 1,
"max": 7
}
},
{
"depth": 11,
"count": 5,
"mean": 3.4,
"stddev": 0.8,
"skew": 0.4999999999999999,
"median": 3,
"mode": 3,
"range": {
"min": 3,
"max": 5
}
},
{
"depth": 12,
"count": 4,
"mean": 5,
"stddev": 0,
"skew": null,
"median": 5,
"mode": 5,
"range": {
"min": 5,
"max": 5
}
}
]
}
}
}https://example.comChanged custom metrics values: {
"_almanac": {
"01.12": 0,
"01.13": 0,
"link-nodes": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"priority-hints": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"meta-nodes": {
"total": 1,
"nodes": [
{
"tagName": "meta",
"name": "viewport",
"content": "width=device-width, initial-scale=1"
}
],
"attribute_usage_count": {
"name": 1,
"content": 1
}
},
"10.5": [],
"seo-anchor-elements": {
"internal": 0,
"external": 1,
"hash": 0,
"navigateHash": 0,
"earlyHash": 0
},
"seo-titles": {
"titleWords": 2,
"titleElements": 1
},
"seo-words": {
"wordsCount": 15,
"wordElements": 1
},
"input_elements": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"link_protocols_used": {
"https": 1
},
"06.47": 0,
"08.39": {
"link": 0,
"script": 0
},
"09.27": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"icon_only_clickables": 0,
"inline_svg_stats": {
"total": 0,
"content_lengths": [],
"attribute_usage_count": {}
},
"images": {
"pictures": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"imgs": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"sources": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"total_with_srcset": 0,
"total_with_sizes": 0,
"total_pictures_with_img": 0,
"sizes_values": [],
"loading_values": [],
"alt_lengths": []
},
"videos": {
"total": 0,
"nodes": [],
"attribute_usage_count": {},
"total_with_track": 0,
"tracks": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
}
},
"audios": {
"total": 0,
"nodes": [],
"attribute_usage_count": {},
"total_with_track": 0,
"tracks": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
}
},
"iframes": {
"iframes": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"loading_values": []
},
"scripts": {
"total": 0,
"nodes": [],
"attribute_usage_count": {}
},
"nodes_using_role": {
"total": 0,
"usage_and_count": {}
},
"headings_order": [
1
],
"shortcuts_stats": {
"total_with_aria_shortcut": 0,
"total_with_accesskey": 0,
"aria_shortcut_values": [],
"accesskey_values": []
},
"attributes_used_on_elements": {
"lang": 1,
"name": 1,
"content": 1,
"href": 1
},
"body_node": {
"tagName": "body"
},
"html_node": {
"tagName": "html",
"lang": "en"
},
"document_title": {
"value": "Example Domain",
"length": 14
},
"length_of_h1s": [
14
]
},
"_markup": {
"favicon": false,
"rel_alternate_mobile": false,
"compatMode": "CSS1Compat",
"noscripts": {
"iframe_googletagmanager_count": 0,
"total": 0
},
"buttons": {
"types": {},
"total": 0
},
"form": {
"target": {},
"method": {},
"elements": [],
"total": 0
},
"dirs": {
"html_dir": null,
"body_nodes_dir": {
"values": {},
"total": 0
}
},
"inputs": {
"types": {},
"total": 0
},
"audios": {
"autoplay": {},
"total": 0
},
"classes": {
"unique_names_total": 0,
"references_total": 0
},
"rel": {
"rels_total": 0,
"rels": {}
},
"ids": {
"ids_total": 0,
"duplicate_ids_total": 0,
"unique_ids_total": 0
},
"images": {
"picture": {
"total": 0
},
"source": {
"total": 0,
"src_total": 0,
"srcset_total": 0,
"media_total": 0,
"type_total": 0
},
"img": {
"total": 0,
"src_total": 0,
"srcset_total": 0,
"alt": {
"missing": 0,
"blank": 0,
"present": 0
},
"loading": {
"auto": 0,
"lazy": 0,
"eager": 0,
"invalid": 0,
"missing": 0,
"blank": 0
},
"dimensions": {
"missing_width": 0,
"missing_height": 0
}
}
},
"iframes": {
"total": 0,
"loading": {
"auto": 0,
"lazy": 0,
"eager": 0,
"invalid": 0,
"missing": 0,
"blank": 0
}
},
"amp": {
"html_amp_attribute_present": false,
"html_amp_emoji_attribute_present": false,
"amp_page": false,
"rel_amphtml": null
},
"data_nosnippet": {
"valid": 0,
"wrong_tag_type": 0
},
"obsolete_elements": {},
"svgs": {
"svg_element_total": 0,
"svg_img_total": 0,
"svg_object_total": 0,
"svg_embed_total": 0,
"svg_iframe_total": 0,
"svg_total": 0
},
"app": {
"app_id_present": false,
"meta_theme_color": null
},
"anchors": {
"hrefs_without_special_scheme": []
},
"dom-shape": {
"bodyNodesCount": 5,
"bodyLeafNodesCount": 3,
"depth": {
"mean": 2.3333333333333335,
"median": 2,
"mode": 2,
"stddev": 0.4714045207910317,
"skew": 0.7071067811865478,
"range": {
"min": 2,
"max": 3
}
},
"bodyNonLeafNodesCount": 2,
"branchFactor": {
"mean": 2,
"median": 2,
"mode": 1,
"stddev": 1,
"skew": 1,
"range": {
"min": 1,
"max": 3
}
},
"branchFactorByDepth": [
{
"depth": 0,
"count": 1,
"mean": 2,
"stddev": 0,
"skew": null,
"median": 2,
"mode": 2,
"range": {
"min": 2,
"max": 2
}
},
{
"depth": 1,
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"mean": 3,
"stddev": 0,
"skew": null,
"median": 3,
"mode": 3,
"range": {
"min": 3,
"max": 3
}
},
{
"depth": 2,
"count": 1,
"mean": 1,
"stddev": 0,
"skew": null,
"median": 1,
"mode": 1,
"range": {
"min": 1,
"max": 1
}
}
]
}
}
}https://web.devCannot display changed custom metrics due to comment size limits, view test JSON instead. |
tunetheweb
changed the title
rel attributes plud all link elementsrel attributes plus all link elements
max-ostapenko
approved these changes
Feb 5, 2026
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Adds a counter for rel attribute usage. @bkardell was curious if some of the lesser-known ones e.g. (
bookmark) were used.I've also extended to
<link>element to measure all<link>elements as don't see reason to restrict them to just thos ein<head>as in-body<link>elements could become more common though patterns such as custom elements.Test websites: