Visual IRC is a feature-rich, fully customizable IRC client for Windows. Multiple server support, a powerful scripting language, a clean interface, and DCC whiteboard are just a few of the features that define this unique program.
ConneX is a pure p2p collaboration platform based on JXTA technologie. its provides Real-Time collaboration tools in form of Plug-ins (instant messaging, file sharing, chat, whiteboard, slide show)100% Java.
The aim is to set up an instant messenger service (like ICQ, MSN,...) but totally in GPL licence. Server is written in Perl, the client side (GUI) in Java, and the submission form in PHP. See the README to know why poooms is different of others IM.
AppSignal starts at $23/month with all features included. No overages, no hidden fees. 30-day free trial.
Tired of monitoring tools that punish you for scaling? AppSignal offers transparent, predictable pricing with every feature unlocked on every plan. Track errors, monitor performance, detect anomalies, and manage logs across Ruby, Python, Node.js, and more. Trusted by developers since 2012 with free dev-to-dev support. No credit card required to start your 30-day trial.
nevolutio is an IRC bot written from scratch in Java for use in the #gentoo channel from openprojects.net However, it's a bot like all the others, PLUS it can learn commands form users, tell jokes etc...
ALICE utilizes AIML (Artificial Intelligence Markup Language) to form responses to your questions and inputs. Unlike other commercial chat robot software costing thousands of dollars, ALICE is freely available under the terms of the GNU Public License
Kommunicator could organize your communication in a smart way. Due the easy use of plugins you will be able to integrate different communications form like SMS, Mail, IM in a most personalized way, but the programm will stay easy and lightweighted.