I will setup openfire messaging platform with spark chat client

Organization Real-Time Messaging with Sharing Large Files within a Second.

Spark is an open-source instant messaging program (based on the XMPP protocol) that allows users to communicate in real-time.

Openfire is a real-time collaboration (RTC) server licensed under the Open Source Apache License. It uses the only widely adopted open protocol for instant messaging, XMPP Openfire is incredibly easy to set up and administer but offers rock-solid security and performance.

Benefits:

• INSTANT MESSAGING
• USERS TO COMMUNICATE IN REAL-TIME FAST LARGE FILE SHARING
• IN-LINE SPELL CHECKING
• USER-FRIENDLY
• OPEN-SOURCE APACHE LICENSE
• IM CLIENT OPTIMIZED FOR ORGANIZATION
• DATABASE / USERS
• FREE SERVER
• LIFETIME FREE 

Services

• Install the Openfire messaging platform on a Windows platform
• Server Configuration
• Spark messaging client configuration
• User Create / Group Create
• Video User Guide
• Life Time Support (Extra Cost)

Contact me for further clarification of your requirements.