Web Validator by DigestSEODeveloper ToolsTesting & QA ToolsWeb ScrapingAKzar1elAlicenseAqualityAmaintenanceEnables AI coding assistants to validate HTML/CSS markup using W3C APIs, perform technical SEO audits, check broken links, and validate JSON-LD schemas directly in local workspaces. Updated a day ago (2026-11-04 22:01 UTC)8575 npm9MIT