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Hreflang Checker

Use cases

International SEO audits Hreflang implementation QA Multi-language site validation Competitor international targeting analysis Pre-migration hreflang documentation

BeautifulSoup extraction of <link rel="alternate" hreflang> tags plus HTTP Link header parsing.

Four validation checks: missing self-referencing tags, absent x-default, duplicate language codes, invalid language format (en, en-US, x-default).

Configurable timeout and inter-request delays.

Streamlit App

Platform

Browser-based (no installation required)

Input

URLs: single entry, pasted list, or CSV upload

Request timeout setting

Inter-request delay (avoid rate limiting)

Output

Excel with summary statistics, extracted hreflang tags (URL, language, destination, source), and validation issues per URL.

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Features

  • HTML and HTTP header hreflang extraction
  • Missing self-reference tag detection
  • Missing x-default warning
  • Duplicate language code flagging
  • Language code format validation

How to use

  1. 1 Enter URLs (single, paste, or upload CSV)
  2. 2 Configure timeout and delay settings
  3. 3 Run hreflang extraction
  4. 4 Review tags by source (HTML vs HTTP header)
  5. 5 Check validation issues in dedicated tab
  6. 6 Download 3-sheet report: summary, tags, issues

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