mIRC - mIRC: Internet Relay Chat client
Microsoft Teams - Microsoft Teams provides the enterprise-level security, compliance and management features you expect from Office 365, including broad support for compliance standards, and eDiscovery and legal hold for channels, chats, and files.
HexChat - HexChat is a fork of XChat with bug fixes and new features.
Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
irssi - Irssi is a terminal based IRC client for UNIX systems.
Creativity 365 - Cross-device content creation suite