Download of AcidJazz 1.4.2 for Mac was available from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. The program lies within Communication Tools, more precisely Texting & Video calls. Please check the Mac app with an antivirus before launch as it is downloaded from the developer's website, and we cannot ensure that it is safe. The actual developer of this free Mac application is IntrArts.
From the developer:
AcidJazz is a script for ircle 3.1 that makes your IRC life just a bit easier. AcidJazz brings to your client just essential features like nick completion, message/URL logging, display colorizing, and xdcc offering so you can share files with your friends. You will never see any ASCII art, channel takeover, or flooding options in this script.
You may want to check out more Mac applications, such as iChatMonitor, Instant Messaging or JabberFoX, which might be related to AcidJazz.