| DeepSeek and HTML (j9t) | | 153 |
| ai, html, minimalism |
| Testing 10 JavaScript Frameworks on Their HTML Defaults (j9t) | | 152 |
| frameworks, javascript, html, comparisons, link-lists |
| HTML Conformance: A Comparison of 6.5 npm Validator Packages (With 1.5 Recommendations) (j9t) | | 151 |
| html, tooling, npm, comparisons |
| Where Has All the Valid HTML Gone (j9t) | | 150 |
| html, quality |
| 2024: 0.5% of the Global Top 200 Websites Use Valid HTML (j9t) | | 149 |
| html, metrics, quality, craft |
| We Need to Talk More About Conformance, if We Want to Stop Fantasy HTML (j9t) | | 148 |
| html, craft, quality |
| Test-Driving HTML Templates (xpm/mfo) | | 147 |
| html, templates, testing, server-side-rendering |
| Upgrade Your HTML V (j9t/fro) | | 146 |
| books, frontend-dogma, html, minimalism, craft |
| Level-Setting Heading Levels (aar) | | 145 |
| headings, semantics, accessibility, aria |
| 9 Signs Your Frontend Code Has Quality Issues That Affect Your Users (ang) | | 144 |
| quality, craft, accessibility, usability, user-experience, performance |
| Complete a VPAT: Show How Accessible Your Product Is (deq) | | 143 |
| accessibility, vpat-acr, documentation |
| My Web Development Wishlist 2024 (j9t) | | 142 |
| community, user-experience, developer-experience, quality, wish-lists |
| HTML Validation—Pros and Cons | | 141 |
| html |
| The Top Accessibility Errors Found in 2023 (tpg) | | 140 |
| accessibility, quality, errors, retrospectives |
| Do You Really Need to Validate Your HTML Code? | | 139 |
| discussions, html |
| 2023: 0 of the Global Top 100 Websites Use Valid HTML (j9t) | | 138 |
| html, css, metrics, quality |
| Why Unique ID Attributes Matter (deq) | | 137 |
| accessibility, html, attributes |
| On the Uniting Power of a Commitment to HTML Conformance (j9t) | | 136 |
| html, quality, community, web |
| Welcome WCAG 2.2 and Goodbye Success Criterion 4.1.1 “Parsing” (cer) | | 135 |
| accessibility, wcag |
| WCAG 2.2 and Validation (sei) | | 134 |
| accessibility, wcag, quality |
| The Most Minimal Valid HTML Document (j9t) | | 133 |
| html, minimalism, templates |
| User Input Sanitization and Validation: Securing Your App (joi) | | 132 |
| security, sanitization, validation |
| Resources for Procurement of Accessible Digital Products and VPAT (den/web) | | 131 |
| accessibility, vpat-acr, tooling, link-lists |
| How to Validate HTML On-Line at W3C (wie) | | 130 |
| how-tos, html, tooling |
| Meeting WCAG Level AAA (pat/tet) | | 129 |
| accessibility, wcag, standards |
| A Quick Guide to Reviewing a VPAT ACR (kar) | | 128 |
| accessibility, vpat-acr, auditing |
| Conformance and Accessibility (j9t) | | 127 |
| accessibility, quality |
| The Troublesome Life and Lamentable Death of Success Criterion 4.1.1 | | 126 |
| accessibility, wcag, standards |
| Enforcing Better HTML Markup With Eleventy (nel/mat) | | 125 |
| html, semantics, eleventy |
| Upgrade Your HTML IV (j9t/fro) | | 124 |
| books, frontend-dogma, html, minimalism, craft |
| Two Things I Learned by Validating My HTML Again (leo) | | 123 |
| html, lessons |
| Invalid CSS (cit) | | 122 |
| css |
| 2022: 0 of the Global Top 100 Websites Use Valid HTML (j9t) | | 121 |
| html, css, metrics, quality, craft |
| Icon-Only Links Fail WCAG (tem) | | 120 |
| accessibility, links, wcag, images, icons |
| Top 2021 CSS Frameworks Report: Validation (cit/css) | | 119 |
| studies, research, frameworks, css, quality |
| Does Valid and Semantic HTML Still Matter? (ben+/wor) | | 118 |
| podcasts, html, semantics |
| Understanding the W3C’s Accessibility Conformance Testing (ACT) Requirements (boi) | | 117 |
| accessibility, testing |
| Web Accessibility Lawsuits Dramatically Rose in 2021 (boi) | | 116 |
| accessibility, legal |
| WCAG and Accessibility: What Is a Statement of Partial Conformance? (boi) | | 115 |
| accessibility, wcag |
| The 3-Second Frontend Developer Test (j9t) | | 114 |
| html, css, quality |
| Why Validate? (j9t) | | 113 |
| html, css, quality, craft |
| 2021: 98% of the Top 100 U.S. Websites Use Invalid HTML (j9t) | | 112 |
| html, css, metrics, quality, craft |
| Upgrade Your HTML III (j9t/fro) | | 111 |
| books, frontend-dogma, html, minimalism, craft |
| Upgrade Your HTML II (j9t/fro) | | 110 |
| books, frontend-dogma, html, minimalism, craft |
| Upgrade Your HTML (the Booklet) (j9t) | | 109 |
| books, html, minimalism, craft |
| No EPUBCheck, no EPUB (w3c) | | 108 |
| tooling |
| JSON Validation by Committee (rup/sit) | | 107 |
| ruby, json, validation |
| A Vision of Web Development (j9t) | | 106 |
| outlooks, minimalism, semantics, maintainability |
| 10 Typical HTML Interview Exercises (aur/sit) | | 105 |
| html, interviewing, semantics, aria |
| Getting Started With HTML5 (net) | | 104 |
| introductions, html, browsers, code-editors, dev-tools |
| Google HTML/CSS Style Guide (j9t+/goo) | | 103 |
| google, html, css, style-guides, quality, principles, formatting, naming, sorting |
| New W3C Validation Service With RDFa 1.1 and Microdata (iva/w3c) | | 102 |
| w3c, tooling, html, rdf, microdata |
| Validation: Measuring and Tracking Code Quality (j9t/goo) | | 101 |
| html, css, quality, metrics |
| But It Doesn’t Validate (jef/env) | | 100 |
| html, css, vendor-extensions |
| CSS Validation and Vendor Extensions: Throw Warnings, Not Errors (j9t) | | 99 |
| css, vendor-extensions |
| W3C Validation: It’s Not Just About Rankings (tec) | | 98 |
| w3c, html, css, tooling, seo |
| Let’s Make Every Day One Web Day! (w3c) | | 97 |
| awareness-days, web, accessibility, internationalization, mobile |
| 10 Ways to Make Your XHTML Site Accessible Using Web Standards (mri/sma) | | 96 |
| xhtml, accessibility, standards |
| 14 Free Tools to Validate Your HTML, CSS, and RSS Feeds (sea/sit) | | 95 |
| html, css, rss, tooling, link-lists |
| When Good Browsers Go Bad—and They All Do (com) | | 94 |
| standards, support, internet-explorer, microsoft, browsers |
| The Two Great Things About Validation (and Conformance) (j9t) | | 93 |
| html, css, quality, craft |
| Valid Sites Work Better (?) (oli/w3c) | | 92 |
| html, css |
| HTML 5: Document Conformance (w3c) | | 91 |
| html |
| W3C Validators in Jeopardy (mho) | | 90 |
| w3c, tooling |
| W3C Markup Validation Service Adds Experimental HTML5 Support (sit) | | 89 |
| w3c, tooling, html |
| W3C Validator, Now With HTML5 Flavour (oli/w3c) | | 88 |
| w3c, html, tooling |
| Five HTML Oddities That You May Not Know (tec) | | 87 |
| html, browsers |
| 12 Principles for Clean HTML Code (chr/sma) | | 86 |
| html, principles, encoding, formatting, naming, css |
| Where Our Standards Went Wrong (bee/ali) | | 85 |
| standards, quality |
| When Validation Becomes Unimportant (j9t) | | 84 |
| html, css, optimization, craft |
| Using Flash and Staying Standards Compliant (chr/css) | | 83 |
| flash, embed-code, jquery |
| Conforming “target” Attribute (lac) | | 82 |
| html, attributes, pop-ups |
| A Validator Is Not an Accessibility Evaluation Tool? (w3c) | | 81 |
| discussions, html, accessibility, alt-text, images, tooling |
| Google Can’t Code (joe) | | 80 |
| google, html, quality |
| What Beautiful HTML Code Looks Like (chr/css) | | 79 |
| html, attributes, semantics, formatting |
| The Craft of HTML (kar/w3c) | | 78 |
| html, craft |
| Top Blogs Fail W3C Markup Validation (bpe) | | 77 |
| html, metrics |
| Fixing the Web… Together! (kar/w3c) | | 76 |
| html, xhtml, css, standards, quality |
| An HTML5 Conformance Checker (hsi) | | 75 |
| studies, html, parsing, history |
| “Valid CSS” and Similar Claims Are Unprofessional (j9t) | | 74 |
| html, css, wcag, professionalism |
| Validator Web Service Interface Ideas (hsi) | | 73 |
| web-services, tooling |
| W3C Markup Validator, Link Checker Updated | | 72 |
| w3c, html, xhtml, links, link-rot, user-experience, tooling |
| Bulletproof HTML: 37 Steps to Perfect Markup (sit) | | 71 |
| html, xhtml, encoding, unicode, character-references, semantics |
| Unicorn Sighting (Public Preview) (don/w3c) | | 70 |
| w3c, tooling, quality |
| The Web Accessibility Myth in the UK | | 69 |
| accessibility, wcag, compliance, html, css, myths |
| Following the XHTML Path (htm) | | 68 |
| xhtml, link-lists |
| Why Comply? The Movement to W3C Compliance (wit/web) | | 67 |
| w3c, standards |
| Buy Standards Compliant Web Sites (kar/w3c) | | 66 |
| standards, compliance, professionalism, economics |
| New W3C Feed Validation Service (oli) | | 65 |
| discussions, w3c, syndication, rss, atom, tooling |
| Character References Explained (lac) | | 64 |
| html, unicode, character-references |
| Ten Steps to a More User Friendly Website (web) | | 63 |
| flash, performance, images, compression, link-rot, html, browsers, support, navigation, readability, quality |
| Validation Quiz Explanation (lac) | | 62 |
| html, xhtml, xml |
| Markup Content Models (ann) | | 61 |
| html |
| Character Encodings and Input (sit) | | 60 |
| unicode, character-references, php |
| Ampersands, PHP Sessions, and Valid HTML (w3c) | | 59 |
| html, php, character-references |
| On Valid CSS (ann) | | 58 |
| css |
| Validating a Custom DTD (jde/ali) | | 57 |
| xhtml |
| The Four Essentials of Modern Web Design (sit) | | 56 |
| fundamentals, accessibility, semantics, principles, quality |
| Quick Guide to XHTML (ann) | | 55 |
| guides, xhtml, html, mime-types, unicode |
| XHTML Is Invalid HTML (ann) | | 54 |
| xhtml, html |
| CSS Validation (dav) | | 53 |
| css |
| Error Handling and Web Language Design (hix) | | 52 |
| errors, standards, html |
| Standards Don’t Necessarily Have Anything to Do With Being Semantically Correct (kot) | | 51 |
| standards, semantics, html, xhtml, css |
| Semantics and Bad Code (dav) | | 50 |
| html, xhtml, semantics |
| On Standards and Semantics (sto) | | 49 |
| standards, semantics |
| URLs vs. XHTML (dav) | | 48 |
| urls, xhtml |
| Effects of CSS-Based Design (dav) | | 47 |
| html, css, performance |
| W3C Updates Validation Service (pjk) | | 46 |
| html, xhtml, xml, tooling, w3c |
| W3C Members: What Standards? (zdn) | | 45 |
| w3c, html, quality, standards |
| Valid Garbage In, Valid Garbage Out: Answers (hix) | | 44 |
| html, semantics |
| Buy Standards Compliant Web Sites (don/w3c) | | 43 |
| standards, compliance, maintainability, accessibility, business-relations, economics |
| Anil Dash Does Amazon (sim) | | 42 |
| html, case-studies |
| Valid Garbage In, Valid Garbage Out (hix) | | 41 |
| html, css |
| Better Living Through XHTML (zel/ali) | | 40 |
| xhtml, html |
| HTML Syntax Checker in PHP (hsi) | | 39 |
| html, php, tooling |
| “Forgiving” Browsers Considered Harmful (jde/ali) | | 38 |
| html, xhtml, wysiwyg, parsing |
| Validating XML in Internet Explorer (des) | | 37 |
| xml, microsoft, internet-explorer |
| Conformance Testing for XML Processors | | 36 |
| xml, testing |
| Validators | | 35 |
| html, quality, tooling, link-lists |
| Twitter/X Validator (thr) | | 34 |
| tools, analysis, social-media, twitter+x |
| EPUB Validator (dra) | | 33 |
| tools, exploration |
| robots.txt Validator (Logeix) | | 32 |
| tools, analysis, seo, robotstxt |
| Design Token Validator (and/ani) | | 31 |
| tools, exploration, optimization, design-tokens |
| SHACL Validator (joi) | | 30 |
| tools, analysis, structured-data |
| JavaScript Variable Name Validator (mat) | | 29 |
| tools, exploration, optimization, javascript |
| WebVTT Validator (ann/w3c) | | 28 |
| tools, exploration, optimization, captions, accessibility |
| JavaScript Validator (cod) | | 27 |
| tools, exploration, optimization, javascript |
| AMP Bulk Validator (max/mer) | | 26 |
| tools, analysis, amp, google |
| ISBN Checker and Formatter (0b1) | | 25 |
| tools, exploration |
| YAML Validator (cod) | | 24 |
| tools, exploration, optimization, yaml |
| JSON Validator (JSONCompare) | | 23 |
| tools, exploration, optimization, json |
| JSON Validator (FreeFormatter.com) | | 22 |
| tools, exploration, optimization, json |
| HTML Nesting Checker (alv) | | 21 |
| tools, exploration, optimization, html, nesting |
| Unquoted Attribute Value Validator (mat) | | 20 |
| tools, exploration, auditing, debugging, html, attributes |
| Content Security Policy Validator (Google) (goo) | | 19 |
| tools, analysis, security, csp |
| Content Security Policy Validator (CSP Validator) (ssh) | | 18 |
| tools, analysis, security, csp |
| XML Well-Formedness Checker and Validator | | 17 |
| tools, analysis, xml |
| XML Validator | | 16 |
| tools, analysis, xml |
| XML Schema Validator (csc) | | 15 |
| tools, analysis, xml |
| XML-RPC Validator (dav) | | 14 |
| tools, analysis, xml |
| SVG Validator (ste) | | 13 |
| tools, analysis, svg |
| Sitemap Validator | | 12 |
| tools, analysis, sitemaps |
| SBML Validator | | 11 |
| tools, analysis |
| RSS and Atom Feed Validator (w3c) | | 10 |
| tools, analysis, syndication, rss, atom |
| robots.txt Validator (Merkle) (max/mer) | | 9 |
| tools, analysis, seo, robotstxt |
| P3P Validator (w3c) | | 8 |
| tools, analysis, privacy, p3p |
| LinkedIn Validator (lin) | | 7 |
| tools, analysis, social-media |
| HTML Validator (w3c) | | 6 |
| tools, analysis, html |
| hCard Validator (ind) | | 5 |
| tools, analysis, microformats |
| Facebook Validator (met) | | 4 |
| tools, analysis, facebook+meta |
| DAML Validator | | 3 |
| tools, analysis |
| CSS Validator (w3c) | | 2 |
| tools, analysis, css |
| AMP Validator (amp) | | 1 |
| tools, analysis, amp, google |
