# Validate HTML API

**Canonical:** https://apis.io/apis/apyhub/chisleroff-validate-html/  
**Provider:** ApyHub — https://apis.io/providers/apyhub/  
**Documentation:** https://apyhub.com/chisleroff/service/validate-html

Validate HTML API is one of 451 APIs that [ApyHub](https://apis.io/providers/apyhub/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Developer Tools and SEO. The published artifact set on APIs.io includes an OpenAPI specification and API documentation.

Validate raw HTML for JSON-LD, microdata, meta tags, Open Graph, and Twitter cards. Get a summary of warnings, errors, and rich result eligibility.

## Machine-readable artifacts (2)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/apyhub/refs/heads/main/openapi/apyhub-chisleroff-validate-html-openapi.yml
- **Documentation** — https://apyhub.com/chisleroff/service/validate-html

## Other ApyHub APIs (12)

- [AI-Generated Image Detection API](https://apis.io/apis/apyhub/anyimagedetector-detect-ai-generated-image/)
- [Apply Headers and Footers on DOCX API](https://apis.io/apis/apyhub/apyhub-add-header-footer-to-docx/)
- [Apply Footers on PDF API](https://apis.io/apis/apyhub/apyhub-add-header-footer-to-pdf/)
- [AI Audio Language Detection API](https://apis.io/apis/apyhub/apyhub-ai-detect-audio-language/)
- [AI Text Language Detection API](https://apis.io/apis/apyhub/apyhub-ai-detect-language/)
- [AI Summarize API](https://apis.io/apis/apyhub/apyhub-ai-summarize-api/)
- [AI Text Sentiment Analysis API](https://apis.io/apis/apyhub/apyhub-analyze-text-sentiment/)
- [AI Text Anonymization API](https://apis.io/apis/apyhub/apyhub-anonymize-text/)
- [Image Filters API](https://apis.io/apis/apyhub/apyhub-apply-filter/)
- [Apply Watermark on PDF API](https://apis.io/apis/apyhub/apyhub-apply-watermark-on-pdf/)
- [Apply Watermark on Images API](https://apis.io/apis/apyhub/apyhub-apply-watermark/)
- [Talk to PDF API](https://apis.io/apis/apyhub/apyhub-ask-question-about-pdf/)

## Tags

Developer Tools, SEO

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/apyhub/chisleroff-validate-html/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/apyhub/.