Ware GB is a simple text-based Guestbook script which allows visitors to submit comments about your web site. Features include custom headers and footers, amount of submissions per page, customizable URL links, allow/disallow HTML, and more. Free to use, easy to customize, fully-documented, free
Developer: Whole Hog Software Platform: linux, windows, freebsd, osx, sun Date upd:2006-09-25 Hits760 [Visit]

This is a simple and easy to setup tiny guestbook. You can place it on your site and your users can poste messages and discuss what ever they want. Most documentation is in german!
Developer: oss.mcwmail.de Platform: Date upd:2005-04-16 Hits2985 [Download] [Visit]

Its a great Guestbook script i just had it updated you can custom everything in it its userfriendly
Developer: Ryan Platform: linux, windows, freebsd, osx, sun Date upd:2006-10-02 Hits1211 [Download] [Visit]

unzes gb is a clone of the UGB, but written in PHP. It features: Notification and thanks E-Mail, support for smilies, greeting text, password-protected administration, multilingual (German, English), ability to delete and edit entries, ability to add comments, HTML and GB code (optional), IP
Developer: java4hp.de Platform: Date upd:2001-09-13 Hits2356 [Visit]

This Free Flash & PHP Guest-Book has a smart eye-catching interactive interface, active bad word filter, fantastic load time due to highly optimized code & small Flash file size (16KB). Cross Browser Compatible. Comments field can accept HTML text. JavaScript validation of fields. It
Developer: SmartWebby.com Platform: linux, windows Date upd:2005-04-22 Hits4630 [Visit]