Supports html - Handles end-of-lines conversion to html without the use of pre tags - E-mail sent to admin (admin e-mail configurable) when a new post is made - Filtering of potentially harmful html tags, such as script, embed and iframe - Easy configuration, all variables to be set are easily accessed at the top of the script and explained in detail - Source code: nearly every line commented (have a look here). The logical sections of the program are clearly labled and easily identifiable. The program should be easy to customize even for beginners. Since the code is explained in detail, going through this source makes a good python tutorial - The script is very simple, and consists of a single file - The script is web-ready. It can used very easily by simply setting up the environmental variables in the .cgi file and uploading the script to the server with proper permissions. A snippet of html will then be inserted in the html page on which you wish your visitors to comment, the page is chmoded appropiately and the guestbook is ready to go