Adelio Animated Classic Guestbook
Guestbook using PHP, Flash animated (e.g flipping pages), and mySQL database. Also exist ASP/MS Access version.[Commercial]
Ardguest
Provides guestbook script that made by PHP. [Free and commercial versions]
COOL Guestmap 2
A guestmap is like a guestbook, with the difference that a visitor can pick an icon, place it anywahere on the map, and attach a message to it. [Freeware]
Cute PHP guestbook
PHP based guestbook requires no configuration and no database. Features: Bad words filter, number of messages per page, total messages to keep in record, emoticons with comments.
E-Guest Pro
Full-featured system including multi-pages display, various sorts, No. per page, search and entry counts. [Commercial]
Fantastic Guestbook
A guestbook that uses PHP and MySQL and is easy to use. [Freeware]
Flumpcakes Guestbook
A flat file based guestbook, designed for speed and easy implmentation. [Freeware]
GBook
Allow visitors to comment your website. This guestbook script supports smileys, instant e-mail notification. [Freeware]
HIOX GuestBook
Can be added in to any webpage. File based utiliy with configurable look and feel. [Freeware]
Jax
Simple application with multilanguage support. Saves data to csv-text file.
PHP Smart Guest Book
Flash and PHP based interactive animated guestbook. [Commercial]
Smart GuestBook
PHP script for guestbook with add message, message listings and administration sections. [Commercial]
spx.shoutbox
A PHP-based shoutbox, similarly as a guestbook, a possibility for visitors of your site to leave messages for the webmaster with suggestions or comments about the page. It offers transformation of URIs into hyperlinks, grafical smilies, a badword filter and an archive function for rereading all messages.
TSguestbook 2.1
Object orientated guestbook, no mysql.
WSN Guest
Fully templated PHP/MySQL guestbook which allows unlimited custom fields. [Free with crediting text in footer and outgoing emails or commercial]
Xeobook
A customizable, secure script based on PHP4 and MySQL.
YapGB - Yet Another Php GuestBook
A free guestbook system that does not require an external database. Features: edit/delete messages, fully customizable appearance through a theme system, admin notification and custom timezone.