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HTML Attribute Extractor

Extract specified attributes (href, src, data-*, etc.) from HTML content with tag name filtering support

## Features Extracts and analyzes HTML attributes from any HTML content: - **Targeted Extraction**: Specify exact attributes to extract (href, src, id, class, etc.) - **Tag Filtering**: Limit extraction to specific HTML elements (a, img, div, etc.) - **Data Attributes**: Support for data-* attributes with wildcard matching - **URL Analysis**: Optional parsing and validation of URL components - **Statistics**: Comprehensive statistics per attribute (count, unique values, empty count) - **Position Tracking**: Line numbers and character positions for source references ## Supported Attributes - Standard HTML attributes: href, src, alt, title, id, class, etc. - Data attributes: data-*, data-id, data-custom-*, etc. - Custom attributes: any attribute present in HTML elements ## Use Cases - Extract all links from HTML pages - Find all image sources - Analyze data attributes for analytics tracking - SEO link auditing and validation - Asset URL extraction and validation - HTML structure analysis

Optional: Only extract from specific HTML elements

Extract data-* attributes when specified or using data-* wildcard

Parse URLs into protocol, domain, and path components

API Documentation

Request Endpoint

POST /en/api/tools/html-attribute-extractor

Request Parameters

Parameter Name Type Required Description
htmlContent textarea Yes -
attributes select No -
tagFilter select No Optional: Only extract from specific HTML elements
includeDataAttributes checkbox No Extract data-* attributes when specified or using data-* wildcard
extractUrlComponents checkbox No Parse URLs into protocol, domain, and path components

Response Format

{
  "key": {...},
  "metadata": {
    "key": "value"
  },
  "error": "Error message (optional)",
  "message": "Notification message (optional)"
}
JSON Data: JSON Data

AI MCP Documentation

Add this tool to your MCP server configuration: 

{
  "mcpServers": {
    "elysiatools-html-attribute-extractor": {
      "name": "html-attribute-extractor",
      "description": "Extract specified attributes (href, src, data-*, etc.) from HTML content with tag name filtering support",
      "baseUrl": "https://elysiatools.com/mcp/sse?toolId=html-attribute-extractor",
      "command": "",
      "args": [],
      "env": {},
      "isActive": true,
      "type": "sse"
    }
  }
}

You can chain multiple tools, e.g.: `https://elysiatools.com/mcp/sse?toolId=png-to-webp,jpg-to-webp,gif-to-webp`, max 20 tools.

If you encounter any issues, please contact us at [email protected]