K Answering Machine
K Answering Machine (kam) is a frontend for the vbox package (ISDN answering machine).
KICQ
An ICQ (I seek you) client, specifically designed for the KDE desktop.
KLassie
A Kicker Panel Applet to allow you to display how many email messages you have waiting.
KMail
A fully-featured email client that integrates into the K Desktop Environment.
KMail-Plugin for Netscape
This Plugin makes it possible to use KMail in place of the Messengers for example if one clicks on a mailto link.
KMailCvt for KDE 2
Now part of KDE itself, maintaining the separate package was stopped. This site shows the manpage for the program.
KMerlin
An IM (instant messaging) client for the MSN messenger network.
KNewMail
KNewMail is designed to check multiple email servers, including POP3, IMAP, and Local files for waiting mail and then notify the user of the waiting mail.
Konverse
A KDE-based Jabber client. Jabber is an open-source instant messaging protocol.
Kopete
A flexible and extendable multiple protocol instant messaging system designed as a plugin-based system. Screenshots, download, plugins, documentation, FAQ, news.
KPopup
A program, for sending and receiving Microsoft(tm) WinPopup messages.
KSalup
KSalup allows Linux users to receive and send popup messages to other computers on a local area network (LAN). KSalup is compatible with many other programs such as Microsoft Winpopup, Kurupop, Linpopup, Salup.
KSendmail
A management system for Sendmail, designed to make Sendmail administration tasks easy.
kShowmail
A small program to load mail from pop3 servers and display relevant header fields, complete mails, and some other stuff.
kXIcq
The KDE ICQ Client, an Instant messaging tool compatible with (and relying on) ICQ.
Kyim
An Instant Messenger for Yahoo Networks. It support basic connection to the Yahoo! Networks system, and connection through HTTP proxies. Screenshots, downloads, credits.
QIrc
A chat client coded using the QT libraries ver. 1.45.