RefChecker is a useful tool for scanning web sites for broken links. You can specify either a local file or domain name to start checking from and RefChecker will scan all pages and check all links on each page. If a broken link is found RefChecker allows you to open a page for editing to correct the link. Here are some key features of RefChecker: * Can check pages on Internet or files on disk. * Multi-threading. * Opens an external editor for editing.