Big Brother is a management tool for hypertext (HTML) documents. If you maintain a Web site, or simply a set of bookmarks, it will verify that the links they contain are valid.
Big Brother runs on most Unix systems (including Linux and MacOS X), as well as on Windows 95/98/NT. It is in the public domain, which means that it is available in source code, and may be used, modified and re-distributed with no restriction whatsoever.
Big Brother's documentation is available online in PostScript, PDF, and HTML formats.
Big Brother is available under the following forms: