Colloquy Icon
Lightweight IRC chat client.
Free
VIPole Secure Messenger Icon
Secure instant messenger.
Free
Sococo Icon
Virtual office software.
Free
ZoIPer Icon
SIP and IAX/IAX2 software phone.
Free
Psi Icon
Jabber chat client.
Free
emesene Icon
Chat client that supports a multitude of services.
Free
HelTweetica Icon
A full-featured free Twitter app for your Mac
Free
Scalare Icon
A minimal (and elegant) Twitter client
Free
Waveboard Icon
Waveboard is a client software for Google Wave
Free
TwitterPost Icon
Easily post to and read from your Twitter.com feed.
Free
QFeeder Icon
Optimized Twitter client for Mac
Free
Nambu Icon
Twitter client with a real OS X look and feel.
Free
Canary Icon
A beautifully designed and very functional Twitter Client
Free
Pwitter Icon
a simple and elegant Twitter client
Free
TwitterPod Icon
A Twitter client with message store capability
Free
OpenC6 Icon
OpenC6 is a Linux and Mac OSX free instant messenger.
Free
Instantbird Icon
Instantbird is a multi-protocol Instant Messaging client.
Free
Nimbuzz Icon
Nimbuzz for Mac lets you call, chat and interact with your friends.
Free
SNET IRC Icon
An IRC client for Mac OS X
Free
Syrinx Icon
Syrinx is a fully customizable twitter client designed for Leopard (OS X 10.5+).
Free
Apple iChat Icon
Video conferencing and instant messenger.
Free
Xblaze Icon
Xfire client implemented as a plugin for Adium.
Free
Express Talk Icon
Internet phone to make calls on your Mac OS X
Free
JackenIAX Icon
IAX2 telephony app.
Free
MacLive Icon
View your Xbox Live friends list on your mac.
Free
CallWave Virtual Voicemail Yahoo Widget Icon
Yahoo widget version for free visual voicemail.
Free
Mac Messenger Icon
MSN chat client.
Free
X-Chat Aqua Icon
IRC chat client from UNIX port.
Free
CatEye Icon
Webcam Video Effects for Photo Booth & iChat.
Free
Twucket Icon
Twucket is a new Twitter client for Mac OS X Leopard.
Free
SAPO Messenger Icon
Jabber/XMPP chat client.
Free
wija Chat Icon
It lets you send/receive messages instantly and participate in chats.
Free
eyeBeam Icon
CounterPath's eyeBeam a multimedia communicat
Paid
QQ Icon
Connect to the Chinese social network.
Free
Messenger Icon
Open-source Facebook Messenger app.
Free
Proteus Icon
Chat with AIM, Jabber, Yahoo, ICQ, and more.
Free
ooVoo Icon
Robust video conferencing.
Free
Mumble Icon
Voice communications tool primarily intended for use while gaming.
Free
ICQ Icon
ICQ New - stay connected.
Free
Viber Icon
Send messages and make calls for free to other Viber users.
Free
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