Archives For November 30, 1999

Kaidan, free and open-source Jabber / XMPP client, released version 0.7.0 with enhancements and bug-fixes.

Kaidan is a user-friendly and modern chat app uses the open communication protocol XMPP (Jabber). Unlike other chat apps, you are not dependent on one specific service provider.

The new version 0.7.0 was released today adds more information in contact profile including nickname, software version, and operation system.

The favorite emojis now is showing by default, and you can search emoji by typeing :<name>.

Other changes in Kaidan 0.7.0 include:

  • drag’n’drop support for sending files
  • Paste images from clipboard (Ctrl+Shift+V) into the chat
  • Insert newline with Shift + Enter
  • Custom hostname and port.
  • Improved design of media preview sheets
  • Restructure message sending bar
  • And bug-fixes.

How to Install Kaidan in Ubuntu:

The software offers non-install Appimage available to download at its website.

It also available as Flatpak package, which runs in sandbox. Open terminal from system app launcher and run following commands one by one to install it:

1. Run command to install flatpak daemon if you don’t have it:

sudo apt install flatpak

2. Add the flathub repository which hosts the software package:

flatpak remote-add --if-not-exists flathub

3. Finally install Kaidan package via command:

flatpak install flathub im.kaidan.kaidan

Once installed, open it either from app launcher or by running command flatpak run im.kaidan.kaidan

Uninstall Kaidan:

To remove the flatpak package, simply run command in terminal:

flatpak uninstall im.kaidan.kaidan

Looking for an XMPP Jabber client for Linux? CoyIM is a free open-source GTK+ client that focus on safety and security.

CoyIM is written in Go programming language with GTK+ framework. It works on Linux, Windows, and Mac OS. The chat client has built-in support for Tor, OTR and TLS.

The Tor support allows users to become anonymous while chatting, OTR makes end-to-end encryption of communication possible, and TLS adds another layer of encryption for the communication with chat servers.

CoyIM features:

  • Support of the latest OTR.
  • Detection of Tor (if installed) and connection through it.
  • Use of Tor Onion Service for a known server.
  • Use separate Tor circuits for each account.
  • Insert random delays before connecting each account.
  • SRV lookup for the server over Tor if available.
  • Import from Pidgin, Adium, Gajim or xmpp-client.
  • Save all your configuration in an encrypted file.

How to Install CoyIM:

For Ubuntu 18.04 and Ubuntu 20.04, you can simply install the chat app from the universe repositories by running command in terminal:

sudo apt install coyim

For the latest release, as well as Windows / Mac OS packages, go to the official download page:

The Linux package is a single executable file. Simply add executable permission via file’s Properties > Permissions dialog and then run it to launch the software.

Kaidan – Modern XMPP Chat Client for Linux

Last updated: April 24, 2024

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: