Spark
Spark is an Open Source, cross-platform IM client optimized for businesses and organizations.
- Group Chat
- In-line Spell Checking
- Strong Message Encryption
- Tabbed Conversations
- File Transfer
- Screen Capture Sharing
Combined with the Openfire server, Spark is the easiest and best alternative to using un-secure public IM networks.
Spark - an Ignite Realtime community project.

Run from sources
$ git clone https://github.com/igniterealtime/Spark.git
$ cd Spark/core
$ mvn exec:java
Bug Reporting
Only a few users have access for filling bugs in the tracker. New
users should:
- Create a Discourse account
- Login to a Discourse account
- Click on the New Topic button
- Choose the Spark Dev category and provide a detailed description of the bug.
Please search for your issues in the bug tracker before reporting.
Resources
Ignite Realtime
Ignite Realtime is an Open Source community composed of end-users and developers around the world who
are interested in applying innovative, open-standards-based Real Time Collaboration to their businesses and organizations.
We're aimed at disrupting proprietary, non-open standards-based systems and invite you to participate in what's already one
of the biggest and most active Open Source communities.