Issuetrak - Issue tracking software for help desk and customer service
AzureDesk - Azuredesk.co is an online customer service software and support ticket help desk application for small business and fast-growing companies. Get a free trial today!
Deskun - Deskun is a Help Desk system inside Gmail. It enables you to support customers directly from your mailbox, manage projects, and use free features for Gmail.
Kapdesk - Kapdesk offers support teams with a helpdesk software to streamline support tasks.
Vision Helpdesk - Help Desk Software, Multi-Company Help Desk, ITSM Service Desk & Live Chat Software
Salesforce Service Cloud - Service Cloud integrates customer service with social networks and provides a self-service customer portal and knowledge base system.