A tag cloud (more traditionally known as a weighted list
in the field of visual design) is a visual depiction of content tags
used on a website. Often, more frequently used tags are depicted in a
larger font or otherwise emphasized, while the displayed order is
generally alphabetical. Thus both finding a tag by alphabet and by
popularity is possible. Selecting a single tag within a tag cloud will
generally lead to a collection of items that are associated with that
tag.from WikiPedia
com_minifyinify is a PHP5 app that can combine multiple CSS or JavaScript files, compress their contents (i.e. removal of unnecessary whitespace/comments), and serve the results with HTTP encoding (gzip/deflate) and headers that allow optimal client-side caching. This helps you follow several of Yahoo!'s Rules for High Performance Web Sites.
OpenComment is a
Joomla
Component thatallows you to accept and moderate comments from the
visitors and readers of your site.
They can leave their name, email
address and website address as well as rating your article and leaving
a comment. It has a lot of Exciting features for a commenting
system:
AJAX, for responsiveness and limiting bandwidth
usage
AkoBook was one of the first guestbook solutions for Joomla/Mambo. It comes with a lot
features like support for user votes, locations and all major pagers. It has been
translated into many different languages and is currently the most used guestbook
for Joomla/Mambo. i've enhanced the first version of AkoBook to support the major antispam solutions:
Securityimages: captcha (user interaction needed)
Hashcash: cryptographic challenges (transparent for the user)
Akismet: webservices oracle osrting out spams from relevant entries (transparent for the user)
Automattic Kismet (Akismet for short) is a collaborative effort to make
comment and trackback spam a non-issue and restore innocence to
blogging, so you never have to worry about spam again. read more at http://akismet.com/