Have you ever had a cgi error due to the unsymmetry of brackets? This script not only displays the error message produced by the perl interpreter, but also a brackets counting feature that allows you to check whether the brackets are symmetrical.
Developer: geocities.com Platform: All Date upd:2004-08-20 Hits774 [Download] [Visit]

Ababa Error Logger is a program logs all your site errors. This includes but not limited to 401 Unauthorized Error, 403 Forbidden Error, 404 File Not Found Error, 500 Internal Server Error. Ababa Error Logger is best used for debugging perl scripts, fixing broken
Developer: Yupapa Bahamama Platform: linux, freebsd Date upd:2005-04-16 Hits900 [Visit]

Error-Lumberjack allows you to log errors your site receives (page not found, server error, access denied, etc). Also displays a custom error message for each error. Includes complete administration options.
Developer: ricocheting.com Platform: Apache Date upd:2002-02-22 Hits1442 [Visit]

Site Eyes allows you to control all error tasks such as 401, 500, 403, etc. It will optionally email you of the action and redirects users to the custom pages created by you based on the types of error.
Developer: newdev.com Platform: Date upd:1999-07-30 Hits1703 [Visit]

Guardian is a CGI script which works closely with the Apache 1.1 and later webservers. When a visitor to your site attempts to view a document which does not exist, tries to access a restricted area and fails, or initiates a script error, the
Developer: xav.com Platform: Date upd:2002-06-27 Hits1311 [Visit]