Spark IM 2.7.3 Instant Messaging client released

Spark IM 2.7.3 Instant Messaging client recently released, is an Open Source, cross-platform IM client optimized for businesses and organizations. It features built-in support for group chat, telephony integration, and strong security. This release contains minor fixes and features. Such as an updated build script to support newest versions of IzPack, Ant and Java. Various places in the interface have been fixed to use translations instead of default Yes and No options. A phone number has been added to a vCard popup. have been extended with a few new options. History window has been tweaked to present a more condensed view, making it look same as in the chat window.

spark im chat

Spark IM 2.7.3 changelog


  • Ant buildscript should not check for explicit Ant version numbers
  • Various confirmation dialogs should use i18n strings for Yes, No and Cancel buttons
  • Messages are not shown as sent or received when no history is shown
  • Fix Class not found exception in LaF


  • Online/Offline toast popups improvement
  • Add “Avatar:” to translation file
  • Alert notification popup should show the sender’s name
  • Append contact name on every line of conversation history
  • Add phone number to vCard popup
  • Change default reconnection option to Display in contact group
  • Add support for IzPack 5 in the build process
  • Fixed typos in the group chat dialogs
  • Update the Bring window to front code

New Feature

  • Add option to disable chat history via
  • Add option to hide chat history settings via
  • Add option to hide save password checkboxes


  • Update bundled JRE with the latest version

Install Spark IM 2.7.3 on Ubuntu OS


tar -zxvf spark_2_7_3.tar.gz

sudo mkdir /opt/spark

sudo mv Spark/* /opt/spark

cd /opt/spark

sudo vim /usr/share/applications/spark.desktop

Paste following contents into spark.desktop created above

[Desktop Entry]





Comment=ignite realtime Spark IM client




Exec=/bin/bash Spark





Install missing libraries if prompted

sudo apt-get install libxtst6:i386 libxi6:i386

Search and start Spark IM

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