UD5 Toolkit
Markdown Link Checker – Find Broken Hyperlinks in Your Docs
Paste your Markdown file content and the tool extracts all links, then checks each one for a live response. Flag dead links before publishing your docs.
Tag: Broken Link Checker
4+ toolsSocial Post Previewer - Online See Link on Facebook, LinkedIn, Twitter
Enter a URL and see a simulated preview of how the link will appear on major social platforms. Check tags.
Markdown Link Rewriter - Online Relativize or Absolutify URLs
Paste Markdown and convert all links from absolute to relative (or vice‑versa) based on a base domain. Bulk edit.
Phishing Email Checker - Online Suspicious Link Analyzer
Paste email headers or body text to quickly spot phishing signs, suspicious domains, and obfuscated links. Educational and private.