Vision Helpdesk offers customer service solutions for every size business. It offers three customer support solutions:

1. Help Desk Software : Multi channel customer support ticketing help desk that allows you to manage various channels like E-MAIL, WEB-FORMS, TWITTER, FACEBOOK, CHATS, CALLS everything under single roof.

2. Satellite / Multi Company Help Desk : Manage your multiple brands or different companies' customer support at one centralized place.

3. IT Service Desk: Gives you Incident, Problem, Change, Release, Contract, Financial Management, Service and Product Catalog, Vendor Management and more.

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.

Hesk is a PHP Help Desk Software that runs with a MySQL database. It allows you to setup a web based ticket support system (helpdesk) for your website.

Once the Help Desk Software is installed, your customers will be able to submit support tickets and staff will have an easy-to-use web interface to manage customer support requests.

Mibew Messenger is a live support application written in PHP and MySQL.

Mibew Messenger enables one-on-one chat assistance in real-time directly from your website.

Place the Web Messenger button on your site and when your visitors click the button, they will be able to chat with your operators who help them.

Help Center Live is a community driven live chat & support system.

You may easily provide live support on your website just like large companies do with very little work.

With Help Center Live, you can provide a real-time, live support or sales person experience.

phpOnline is a live customer support system using PHP+MySQL+Flash to operate.

Live helper chat is a flexible Live Support chat for your website.

iQDesk is a unique software specifically designed for freelancers, small and any type of one-person-business.

iQDesk is designed with only the main modules that any freelancer or small company needs to run its business successfully.

Crafty Syntax Live Help (CSLH) is a 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.

Trellis Desk is a powerful and robust help desk solution for your business.

Improve your company's service by allowing your customers to quickly and easily submit support tickets to your team.

Trellis Desk sports a range of advanced features that enable your business to handle customer support more efficiently.

phpMyFAQ is an open source FAQ system using PHP.

phpMyFAQ also offers a multi-language Content Management-System with a WYSIWYG editor and an Image Manager, flexible multi-user support with user and group based permissions on categories and records, a wiki-like revision feature, a news system, user-tracking, language modules, enhanced automatic content negotiation, templates, extensive XML-support, PDF-support, a backup-system, a dynamic site map, related articles, tagging, RSS feeds, built-in spam protection systems, LDAP support, Twitter and Facebook support and an easy to use installation script.

ExoPHPDesk is a php helpdesk software.

It is a HelpDesk for Internet companies that require communicating with their customers.

It includes Admin Area, Staff Area, Member Area, a fast and easy template, and Live chat system.

Maian Support is a support ticket system written in PHP/MySQL.

Maian Support is a software with no nag screens, ads or spyware. It can be used for an unlimited time at no further cost.

Support is an integral part of any business and good support helps you to build a solid relationship between you and your clients. Maian Support helps you to build this confidence by providing an easy to use support system.

HelpDeskZ is a help desk solution for your business.

It is easily integrated to your site and support requests can be created via email or web-based forms. It will give you a friendly interface for your site's tickets management. You can create a wide knowledge base for your customers and with the opportunity to create Canned Responses for the most popular requests.

HelpDEZk is a powerfull software that manages requests/incidents.

It has all the needed requirements to an efficient workflow management of all processes involved in service execution. This control is done for internal demands and also for outsourced services.

HelpDEZk, going beyond the ability to log all the processes and maintain the request's history, it can pass the request through many approval levels.

The simple and intuitive screens make the day-by-day requests easier for your team, speeding up the procedures and saving a lot of time.

Support Incident Tracker (or SiT!) is a web based application which uses PHP and MySQL for tracking technical support calls/emails (it's also commonly known as a 'Help Desk' or 'Support Ticket System').

You can manage contacts, sites, technical support contracts and support incidents in one place and send emails directly from SiT!.