UbuntuHandbook

Jabber/XMPP Client ‘Kaidan’ 0.7.0 Released with New Features

Last updated: February 2, 2021

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 https://flathub.org/repo/flathub.flatpakrepo

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

In News XMPP

CoyIM – A GTK+ Chat Client Focus on Safety and Security

Last updated: October 16, 2020

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.

In App Review XMPP

Kaidan – Modern XMPP Chat Client for Linux

Last updated: August 21, 2020

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.