osTicket is a widely used open source support ticket system. It seamlessly integrates inquiries created via email and web-based forms into a simple, easy to use multi-user web interface. Easily manage, organize and archive all your support requests and responses in one place while providing your clients with accountability and responsiveness they deserve.
phpTickets is a trouble ticket support system. With this system each new ticket is assigned a unique number and is tracked and replied to via this tracking number. phpTickets eases the management of support requests for your business.
Help Center Live is an open source, community driven live chat & support system. You can provide live support on your website easily, the same as large companies do with little work. Using Help Center Live, you can provide a real-time, live support or sales person experience.
Crafty Syntax Live Help is an open source live support solution that helps customer support with live help functionality. Crafty Syntax includes a large range of features to allow multiple operators, multiple departments and multiple languages to be used. Some of the other features include: creation of your own questions, auto inviting visitors, referrer tracking, page tracking, sound alert, push urls, quick responses, etc.
SupportLogic is a Help Desk support software that contains all mandatory features for the provision of a fast and comprehensive support for you and your clients such as - complete e-mail integration, self-service customer portal, user-friendly knowledge base, etc.
