Shtuff Chat - Free Group / Team chat with persistent history.
lnk - Quickly save links using your terminal for later
JabbR - A chat application built with ASP.NET and SignalR.
LinkBin - LinkBin is an app for iOS, iPadOS and macOS that allows temporary storage of links.
Smarsh Instant Messenger - smarshIM Mobile is a free application download that requires a paid account on the smarshIM service...
Unified Tools - A unified collection of useful online tools