Check for broken links in web sites.
- Recursive and multithreaded checking and site crawling.
- Output in colored or normal text, HTML, SQL, CSV, XML or a sitemap graph in different formats.
- HTTP/1.1, HTTPS, FTP, mailto:, news:, nntp:, Telnet and local file links support.
- Restrict link checking with regular expression filters for URLs.
- Proxy support.
- username/password authorization for HTTP, FTP and Telnet.
- honors robots.txt exclusion protocol.
- Cookie support.
- HTML5 support.
- A command line and web interface.
- Various check plugins available, eg. HTML syntax and antivirus checks.
See doc/install.txt in the source code archive. Python 2.7.2 or later is needed.
Execute linkchecker http://www.example.com.
For other options see linkchecker --help.