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Web Page Analysis Schema.org Detection Best Practices Detection Favicon Retrieval EN 301 549 Website Security URL Preview Validation JSON Report SSL Status URL Accessibility Tech Stack Detection Web Security Analysis Structured Content RDFa Validator Accessibility Violations Web Content Sanitization Security Assessment HTTP Security ADA Compliance EAA Compliance

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Best 网页标准合规 APIs

Website Accessibility Audit API

Legal & Compliance

Audit web pages or whole websites for WCAG 2.2, EN 301 549 (European Accessibility Act) and Section 508 in a real browser. JSON, CSV or HTML report.

Free 7-Day Trial

100% uptime 2,074ms avg MCP ready

Accessibility Audit API

Legal & Compliance

Run automated WCAG accessibility audits on any web page. Detects violations, warnings, and best practices for ADA and EAA compliance.

Free 7-Day Trial

100% uptime 192ms avg MCP ready

Social Preview QA API

Social Media & Networking

Instantly validate how any URL will appear when shared on Facebook, LinkedIn, Twitter, and WhatsApp. Returns a full JSON report with platform-specific scores, broken tag detection, image dimension checks, and plain-English fix instructions — all in a single API call.

Free 7-Day Trial

100% uptime 1,105ms avg MCP ready

Open Graph Twitter Card Validator API

Social Media & Networking

Validate Open Graph and Twitter Card tags from a page URL or pasted HTML. Get a graded JSON report with preview fields, coded issues, and whether required social meta tags are present.

Free 7-Day Trial

100% uptime 293ms avg MCP ready

Schema Markup Validator API

Data & Analytics

Validate structured data markup on any web page including JSON-LD, Microdata, and RDFa. Detects Schema.org types, checks for errors, and returns detailed validation results.

Free 7-Day Trial

100% uptime 223ms avg MCP ready

Web Navigator Status Insight API

Tools & Utilities

Gain real-time insights into website navigation and performance with our Web Navigator Status Insight API.

Free 7-Day Trial

100% uptime 203ms avg MCP ready

Web Intelligence API

Tools & Utilities

Web Intelligence API audits websites, detects their tech stack, converts pages to Markdown, finds broken links and extracts text from PDFs with OCR, all with one key.

Free 7-Day Trial

100% uptime 17,866ms avg MCP ready

Web Content Sanitizer API

Security & Cybersecurity

Clean untrusted web markup in one call: strip scripts, event handlers and dangerous attributes to prevent injection attacks, while keeping safe formatting. Three cleaning profiles plus a custom allowed tag list.

Free 7-Day Trial

100% uptime 139ms avg MCP ready

CSP Evaluator API

Security & Cybersecurity

Finds the weak points in a website Content Security Policy that undermine script-injection protection. Returns one graded JSON report with a verdict, grade and stable issue codes.

Free 7-Day Trial

100% uptime 690ms avg MCP ready

Web Content Speed Fetch API

Tools & Utilities

Enhance website performance with the Web Content Speed Fetch API, ensuring fast load times for users.

Free 7-Day Trial

100% uptime 12,041ms avg MCP ready

Security Headers Checker API

Security & Cybersecurity

Check any website's HTTP security headers (Strict-Transport-Security, Content-Security-Policy, X-Content-Type-Options, X-Frame-Options, Referrer-Policy, Permissions-Policy

Free 7-Day Trial

100% uptime 219ms avg MCP ready

Web Scraper API

Tools & Utilities

Scrape any web page and get clean, structured content including title, body text, metadata, Open Graph tags, favicons, and more. Fast and reliable web scraping API powered by edge computing.

Free 7-Day Trial