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Vulnerability Report JSON Reporting JSON-LD Checker Error Detection Open Graph Validator Security Compliance Spelling Checker Script Injection Protection Spelling Correction Error Reporting Readability Assessment Grammar Correction Certificate Validity Microdata Validator Certificate Issuer Sentence Evaluation Style Improvement Headless Validation Hreflang Validation Grammar

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Best सिंटैक्स जांच APIs

Spell and Grammar Checker API

Natural Language Processing (NLP)

This API is able to detect any spelling or grammar errors in your application. Submit text and receive a JSON response with potential errors and suggested corrections.

Free 7-Day Trial

100% uptime 174ms avg MCP ready

Grammar API

Natural Language Processing (NLP)

A Spelling and Basic Grammar Check API is a tool that allows developers to integrate spelling and grammar checking functionality into their applications

Free 7-Day Trial

100% uptime 138ms 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

Grammar Genius API

Natural Language Processing (NLP)

The Grammar Genius API detects grammatical, spelling and style errors, providing suggestions to improve the quality of texts in multiple languages and styles.

Free 7-Day Trial

100% uptime 2,071ms 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

Hreflang Validator API

Tools & Utilities

Checks a web page's hreflang annotations against Google's documented rules and verifies that up to 10 alternates link back. Returns one graded JSON report with stable issue codes.

Free 7-Day Trial

100% uptime 504ms avg MCP ready

Accessibility Compliance Readability API

Legal & Compliance

Make your content accessible to all users with the Accessibility Compliance Accessibility Compliance Readability API.

Free 7-Day Trial

100% uptime 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

Error Finder API

Natural Language Processing (NLP)

The Error Finder API detects grammatical, spelling and style errors, providing suggestions to improve the quality of texts in multiple languages and styles.

Free 7-Day Trial

100% uptime 2,809ms avg MCP ready

Technical Writing Readability API

Natural Language Processing (NLP)

Streamline complex information using the Technical Writing Technical Writing Readability API for clear communication.

Free 7-Day Trial

100% uptime MCP ready

Legal Compliance Readability API

Legal & Compliance

Ensure your legal documents are crystal clear with the Legal Compliance Legal Compliance Readability API.

Free 7-Day Trial

100% uptime MCP ready

Readability API

Natural Language Processing (NLP)

Score the readability of any English text. Returns Flesch-Kincaid, Gunning Fog, SMOG, ARI scores, sentence-level breakdown, improvement suggestions, and target grade pass/fail in one call.

Free 7-Day Trial