Coccinella is a free and open-source cross-platform instant messaging client with a built-in whiteboard.

License type : Open source. • Released : October 16, 2010 • Downloads : 134 • Cost : $0.00

Contains multiple AIM chat bots.

License type : Freeware. • Released : February 17, 2010 • Downloads : 128 • Cost : $0.00

Inserts new smileys for iChat.

License type : Freeware. • Released : February 17, 2010 • Downloads : 182 • Cost : $0.00

Manage iChat & Fire chat logs.

License type : Freeware. • Released : February 17, 2010 • Downloads : 206 • Cost : $0.00

Connect to web-based forums.

License type : Freeware. • Released : February 17, 2010 • Downloads : 221 • Cost : $0.00

IRC chat client.

License type : Free to try. • Released : February 17, 2010 • Downloads : 153 • Cost : $16.00

Auto change iChat status messages.

License type : Freeware. • Released : February 17, 2010 • Downloads : 220 • Cost : $0.00

SMS & MMS mobile phone messenger.

License type : Free to try. • Released : February 17, 2010 • Downloads : 124 • Cost : $9.00

Add new emoticons to MSN Messenger.

License type : Freeware. • Released : February 17, 2010 • Downloads : 197 • Cost : $0.00

SMS & MMS mobile phone messenger.

License type : Free to try. • Released : February 17, 2010 • Downloads : 138 • Cost : $9.00

Have humorous conversations directly with your Mac.

License type : Free to try. • Released : February 17, 2010 • Downloads : 150 • Cost : $10.00

Index & search iChat chat logs.

License type : Freeware. • Released : February 17, 2010 • Downloads : 144 • Cost : $0.00

Meet other Mac users via iChat, AIM or MSN.

License type : Freeware. • Released : February 17, 2010 • Downloads : 196 • Cost : $0.00

Full-featured secure chat app. (was BitWise Chat)

License type : Freeware. • Released : February 17, 2010 • Downloads : 140 • Cost : $0.00

Adds animated buddy icon support to iChat AV.

License type : Demo. • Released : February 17, 2010 • Downloads : 144 • Cost : $10.00

Limited iChat control using Salling Clicker.

License type : Freeware. • Released : February 17, 2010 • Downloads : 142 • Cost : $0.00

Replace iChat AV brushed metal with an Aqua UI.

License type : Freeware. • Released : February 17, 2010 • Downloads : 135 • Cost : $0.00

Chat, sharing, and collaboration app.

License type : Demo. • Released : February 17, 2010 • Downloads : 108 • Cost : $20.00

Java AIM, iCQ, MSN, Yahoo! chat and more.

License type : Demo. • Released : February 17, 2010 • Downloads : 143 • Cost : $30.00

MSN Messenger client (was dMSN).

License type : Freeware. • Released : February 17, 2010 • Downloads : 147 • Cost : $0.00

Syncs chat history from multiple sources.

License type : Freeware. • Released : February 17, 2010 • Downloads : 132 • Cost : $0.00

Adds live chat and encryption to iChat.

License type : Demo. • Released : February 17, 2010 • Downloads : 143 • Cost : $40.00

IRC chat client.

License type : Freeware. • Released : February 17, 2010 • Downloads : 181 • Cost : $0.00

Helps compose proper length of chat messages.

License type : Freeware. • Released : February 17, 2010 • Downloads : 127 • Cost : $0.00

Add new emoticons to iChat.

License type : Freeware. • Released : February 17, 2010 • Downloads : 169 • Cost : $0.00

Menu item for Proteus chat IM client.

License type : Freeware. • Released : February 17, 2010 • Downloads : 121 • Cost : $0.00

Chat client for teens.

License type : Freeware. • Released : February 17, 2010 • Downloads : 141 • Cost : $0.00

Set your screen as video source for any QT-compatible software.

License type : Free to try. • Released : February 17, 2010 • Downloads : 117 • Cost : $10.00

Selective automated instant message response.

License type : Freeware. • Released : February 17, 2010 • Downloads : 139 • Cost : $0.00

Bring your currently playing iTunes into iChat.

License type : Freeware. • Released : February 17, 2010 • Downloads : 151 • Cost : $0.00