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Deceptive patterns waste user time and undermine trust.", "wsid": "2.avoid manipulative deceptive", "wsgUrl": "https://www.w3.org/TR/web-sustainability-guidelines/#avoid-being-manipulative-or-deceptive", "assessor": "human", "pageCount": 100, "pages": {}, "criteria": null }, { "guideline": "2.14", "title": "Verify Accessible Alternatives for All Media", "urgency": "investigate", "detail": "Manually check that every video has captions, every audio file has a transcript, every image has meaningful alt text, and every PDF has an accessible HTML alternative. Alternatives let assistive technology users avoid re-downloading heavy formats.", "wsid": "2.offer suitable alternatives", "wsgUrl": "https://www.w3.org/TR/web-sustainability-guidelines/#offer-suitable-alternatives-for-every-format-used", "assessor": "human", "pageCount": 100, "pages": {}, "criteria": null }, { "guideline": "2.18", "title": "Confirm User Research Was Conducted", "urgency": "investigate", "detail": "Verify that genuine user research or usability testing has informed the design. Research-driven design reduces wasted iterations, removes unnecessary features, and ensures the product meets real needs efficiently.", "wsid": "2.involve users early", "wsgUrl": "https://www.w3.org/TR/web-sustainability-guidelines/#involve-users-early-in-the-project", "assessor": "human", "pageCount": 100, "pages": {}, "criteria": null }, { "guideline": "2.10", "title": "Review Content Conciseness", "urgency": "investigate", "detail": "Use a Large Language Model (e.g. locally or via API) to evaluate page text for conciseness and clarity. Removing superfluous text reduces payload, reading time, and inference energy for search engines indexing this content.", "wsid": "2.provide clear inclusive content", "wsgUrl": "https://www.w3.org/TR/web-sustainability-guidelines/#provide-clear-inclusive-content-with-purpose", "assessor": "ai", "pageCount": 100, "pages": {}, "criteria": null }, { "guideline": "4.4", "title": "Verify Error Pages and Redirects Are Configured", "urgency": "investigate", "detail": "Have a human check that custom 404 and 500 error pages exist and that there are no redirect chains longer than one hop. Broken links force wasted round-trips. Redirect chains multiply transfer costs.", "wsid": "4.error pages redirection", "wsgUrl": "https://www.w3.org/TR/web-sustainability-guidelines/#setup-necessary-error-pages-and-redirection-links", "assessor": "human", "pageCount": 100, "pages": {}, "criteria": null }, { "guideline": "4.10", "title": "Review CDN Usage and Geographic Distribution", "urgency": "investigate", "detail": "Confirm that static assets are served from a CDN and that the CDN edge nodes are geographically close to the primary audience. CDN misuse—or absence—increases last-mile transfer distance and the associated energy cost of data delivery.", "wsid": "4.content delivery networks", "wsgUrl": "https://www.w3.org/TR/web-sustainability-guidelines/#use-content-delivery-networks-cdns-appropriately", "assessor": "human", "pageCount": 100, "pages": {}, "criteria": null }, { "guideline": "5.2", "title": "Confirm a Sustainability Advocate Is Assigned", "urgency": "investigate", "detail": "Verify that someone on the team has explicit responsibility for web sustainability. Without a designated advocate, sustainability improvements tend to be deprioritized and never reach the backlog.", "wsid": "5.assign sustainability advocate", "wsgUrl": "https://www.w3.org/TR/web-sustainability-guidelines/#assign-a-sustainability-advocate", "assessor": "human", "pageCount": 100, "pages": {}, "criteria": null }, { "guideline": "5.8", "title": "Check for a Public Sustainability Statement", "urgency": "investigate", "detail": "Look for a publicly accessible sustainability statement, disclosure page, or environmental policy. Mandatory disclosure requirements are growing globally and transparency builds user trust. The statement should include measurable targets and dates.", "wsid": "5.support mandatory disclosures", "wsgUrl": "https://www.w3.org/TR/web-sustainability-guidelines/#support-mandatory-disclosures-and-reporting", "assessor": "human", "pageCount": 100, "pages": {}, "criteria": null }, { "guideline": "2.5", "title": "Missing explicit navigation structure", "urgency": "medium", "detail": "No