| iRC 1.0b18 - IRC chat client. |
 | 917 K | Shareware | 01/28/2006 |
| simple irc 1.0 - Simple IRC client. |
 | 768 K | Free | 12/14/2005 |
| X-Chat Aqua 0.17.0.1437 - IRC chat client from UNIX port. |
| 13.9 MB | Free | 10/30/2009 |
| Linkinus 2.1 - Advanced IRC client. |
| 8.3 MB | Shareware | 11/02/2009 |
| LimeChat 1.1 - RubyCocoa IRC client. |
| 423 K | Free | 08/26/2009 |
| Colloquy 2.3 - Lightweight IRC chat client. |
| 8.3 MB | Free | 08/21/2009 |
| SeaMonkey 2.0 - Popular web browser with IRC chat, HTML editor, more (was Mozilla). |
| 21.6 MB | Free | 10/27/2009 |
| Conversation 2.14 - IRC chat app. |
| 2 MB | Free | 07/10/2005 |
| Ircle X 3.5a6 - IRC Chat client. |
 | 1.2 MB | Shareware | 05/19/2008 |
| MacIrssi 0.8.6.6 - Chat client based on irssi. |
| 5.8 MB | Free | 09/02/2009 |
| Xirc 0.9.9 - IRC chat app. |
| 4.2 MB | Shareware | 07/22/2006 |
| Crikey 1.0PR2 - IRC chat client. |
| 3.2 MB | Shareware | 11/12/2003 |
| Snak 5.3.3 - IRC chat client. |
| 4 MB | Shareware | 11/15/2007 |
| ircII 20060725 - IRC and ICB client. |
 | 597 K | Free | 01/17/2007 |
| Newspeak 3.0v17 - IRC chat client. |
 | 787 K | Free | 01/06/2006 |
| jIRCii 08.07.08 - IRC chat client. |
| 1 MB | Free | 08/07/2008 |
| Minerva 1.3b1 - IRC chat program. |
| 3 MB | Shareware | 08/10/2004 |
| akwaIRC 1.72 - IRC client with many features. |
| 658 K | Shareware | 07/19/2003 |
| XChat 1.8.10 - X11 IRC chat client. |
| 638 K | Free | 11/04/2002 |
| LAN Chat 1.0.1 - Iinstant-on chat program similar to IRC. |
| 2.4 MB | Free | 08/28/2009 |
| Irssix 0.7 - Fast IRC chat client. |
| 1.5 MB | Free | 01/09/2006 |
| TalkSoup 1.0a1 - IRC plugin for OS X. |
| 872 K | Free | 09/12/2005 |
| Fire 1.5.6 - Chat with all Instant Message networks. |
| 6.8 MB | Free | 02/16/2006 |
| Colloquy Mail Script 1.0 - Get mail script for the IRC application Colloquy. |
| 2 K | Free | 07/29/2008 |
| Harmony XCA 1.1 - Assists in linking X-Chat Aqua and iTunes together (was iRCTunes). |
 | 6 K | Free | 08/30/2009 |
