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lychee vs DeadFinder: catalog facts
lycheeDeadFinder
Free

The project is distributed as free open-source software under the Apache-2.0 and MIT…

Free

Free and open source under the MIT license.

Windows, macOS, Linux, Command line Command line
  • Checks links in Markdown, HTML, and other text files
  • Supports concurrent requests, configurable filters, and caching
  • Scans pages, URL lists, and sitemaps
  • Offers several structured output formats
Limitations not stated
  • Command-line tool
  • Checking links requires network access
Downloadable app Downloadable app
Open source Open source
License: Apache-2.0 OR MIT License: MIT
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 4, 2026

Checked October 8, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.