Deprecated HTML tags checker
Last submissions
Our Deprecated HTML Tags Checker tool scans webpages to identify obsolete, non-standard, and deprecated HTML elements and attributes that modern browsers may no longer fully support. This essential code quality tool helps developers maintain current web standards and improve cross-browser compatibility.
What Our Deprecated HTML Tags Checker Detects:
- Deprecated Elements:
- Obsolete structural tags (e.g.,
, ) - Outdated presentation elements (e.g.,
- Removed frame-based tags (e.g.,
- Legacy formatting tags (e.g., ,
)
- Obsolete structural tags (e.g.,
- Analysis Results:
- Total deprecated tags found
- Location within document
- Modern alternatives for each issue
- HTML5 compliance score
Key Benefits and Applications:
- Improve browser compatibility and rendering
- Update legacy code to current standards
- Enhance website maintainability
- Reduce potential rendering issues
- Modernize HTML structure
- Prepare sites for future browser updates
Ideal For:
- Web developers maintaining older websites
- QA teams conducting code quality audits
- Development managers overseeing code standards
- Agencies upgrading client websites
- Educational institutions teaching modern HTML
Simply enter your webpage URL, and our tool will immediately scan the HTML source code, providing a comprehensive report of all deprecated and obsolete elements with specific line references. For each issue, we offer recommended modern alternatives using current HTML5 and CSS standards to help you update your code effectively.
Note: While deprecated tags may still render correctly in many browsers through backward compatibility, they represent technical debt that can lead to future issues. Modernizing your HTML not only improves standards compliance but often leads to cleaner code, better separation of content and presentation, and improved performance.
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