Kaidan is a simple, user-friendly chat client that uses the open communication protocol XMPP (Jabber) and runs on Linux, Mac OS, Android, Plasma Mobile and Ubuntu Touch.
The software is written in C++ with Qt and the Qt-based XMPP library QXmpp. Unlike other chat apps, you are not dependent on one specific service provider.
Kaidan features: supported XEPs / RFCs and planned XEPs. The latest release so far is Kaidan 0.5 that contains QR code scanning and generation, message search, and more.
Get Kaidan chat client:
Source code, APK, Appimage, and Mac os packages are available for download at the link below:
For Linux, grab the
.appimage package, make executable in file’s Properties > Permissions. And finally run it to launch the chat app.
As an alternative, Kaidan is also available in flatpak package: