qutIM is free and open-source multiprotocol (ICQ, Jabber, Mail.Ru, IRC, VKontakte) instant messenger. Developed by Rustam Chakin & Ruslan Nigmatullin
License: Open Source
Miranda NG is a highly customizable chat client with extensive plugin support, making it suitable for users who need a versatile communication tool. In contrast, qutIM is a lightweight, straightforward application focused on speed and simplicity, making it ideal for users who prefer a more minimalistic approach.