Clockingit - Project Management, Collaboration and Time Tracking in Ruby

•    Ruby

Clockingit / Jobsworth can be used for helpdesk support ticketing, customer liasion, resource management and has a range of CRM type functionality. It helps to Plan your projects, see your schedule, know if you’re slipping behind and why. Time Tracking and extensive reports help you show your clients exactly what you’ve done and for how long. It supports flexible reporting, gantt chart & scheduling, accounting/billing system integration and lot more.

Request Tracker - issue tracking system in CGI and Perl

•    Perl

Request Tracker is an enterprise-grade issue tracking system which thousands of organizations use for bug tracking, help desk ticketing, customer service, workflow processes, change management etc. This product is very stable and been around for over 10 years.

jobsworth - Project Management, Collaboration and Time Tracking.

•    Ruby

Welcome to the jobsworth project management, support ticketing and CRM system. This software is licensed under the AGPLv3. Jobsworth can be used for helpdesk support ticketing, customer liasion, resource management (eg. systems and password tracking) and has a range of CRM type functionality. Plan your projects, see your schedule, know if you're slipping behind and why. Time Tracking and extensive reports help you show your clients exactly what you've done and for how long.

Faveo - Helpdesk and Ticketing System

•    PHP

Faveo Helpdesk provides Businesses with an automated Helpdesk system to manage customer support. Its feature include Customer service management, Incident management, SLA management, Ticketing management, Built in knowledge base and lot more.

SlickTicket

•    ASPNET

A trouble-ticket/help desk solution written by those who are tired of the bloated 'Industry Standard' systems. Designed by along-side many unsatisfied users of available ticketing systems; this is the most user-friendly, advanced ticketing system available.

Trouble ticket express - Help desk software in Perl and CGI

•    Perl

It does everything from bug tracking and customer support to project management and to-do lists. It is light weight and web based as it is written in CGI. It has support for Ticket monitoring, Custom fields, Inventory Tracking, Custom fields, Email alerts, File attachments etc.

Eventum - issue tracking system

•    PHP

Eventum is a user-friendly and flexible issue tracking system that can be used by a support department to track incoming technical support requests, or by a software development team to quickly organize tasks and bugs.

OTRS - Helpdesk platform in Perl

•    Perl

OTRS is the leading open-source service innovation suite and includes Help Desk, an ITIL-compatible IT service management (ITSM) solution, an iPhone App and an underlying technology platform. It provides web interface to administer and manage the tickets. Email notifications will be sent out for new tickets and follow-ups.

Elastik - issue tracker that can track anything

•    PHP

The open source ticket/issue tracker that can track anything. It supports multiple projects and each project could have flexible fields, categories, status and status workflows. Data could be exported as CSV. Each User can customize their own dashboard.

GLPI - Asset Management Software

•    PHP

GLPI is the Information Resource-Manager with an additional Administration- Interface. You can use it to build up a database with an inventory for your company (computer, software, printers...). It has enhanced functions to make the daily life for the administrators easier, like a job-tracking-system with mail-notification and methods to build a database with basic information about your network-topology.

Liberum - help desk in ASP

•    Asp

Liberum Help Desk is the complete help desk solution for small to medium sized businesses and organizations. This software provides a simple, easy to use web interface for managing and tracking technical support problems. It has features like email notification, Built in reporting, Windows authentication etc.

Sinergia - free help desk framework in CSharp

•    CSharp

Sinergia is a ASP.NET Workflow Foundation and Windows Communication Foundation based free help desk solution, developed in CSharp. It solves all the Workflow and WCF plumbing implementing one help desk scenario, providing tools to customize it to fit your needs. It provides Help Desk Ticket Management, Claim Management and Order tracking solution.

qdPM - Web-Based Project Management Software in PHP

•    PHP

qdPM is a web-based project management tool suitable for a small team working on multiple projects. It is fully configurable. You can easy manage Projects, Tasks and People. Customers interact using a Ticket System that is integrated into Task management. Its feature include Gantt charts, Custom reporting, Muti lingual etc.

OpenSupports - PHP based Support System

•    PHP

OpenSupports is a Support System. It is completely free and open. You can create staff members who will help you to answers as tickets. Also, you can have an articles library for your users. Users can send support tickets and they will be answer by your staff members. This script can be applied to any website which supports PHP and MySQL. A script totally recommended,OpenSupports can be the solution for many webmasters.

OSTicket - support ticket solution

•    PHP

OSTicket is a widely-used open source support ticket system. It seamlessly integrates inquiries created via email, phone and web-based forms into a simple easy-to-use multi-user web interface. Manage, organize and archive all your support requests and responses in one place while providing your customers with accountability and responsiveness they deserve.

Brimir - Email helpdesk built using Ruby on Rails and Zurb Foundation

•    Ruby

Brimir is a simple helpdesk system that can be used to handle support requests via incoming email. It allows you to send and receive support emails through a friendly web interface. Received emails are converted to tickets.

Helpy - Modern Mobile-First Helpdesk Application Built in Ruby

•    Ruby

A modern, open-source and multi-lingual helpdesk, including email tickets, knowledgebase and forums. All your customer communications in one place, accessible from anywhere. Its features include multi-lingual knowledgebase, community discussions and private tickets integrated with email and lot more.

zammad - Zammad is a web based open source helpdesk/customer support system

•    Ruby

Zammad is a web based open source helpdesk/customer support system with many features to manage customer communication via several channels like telephone, facebook, twitter, chat and e-mails. It is distributed under the GNU AFFERO General Public License (AGPL).

AdvTicket, New Generation HelpDesk, TicketTracker, BugTracking Solution

AdvTicket Asp.Net Mvc based New Generation Helpdesk, Support Desk, Ticket Tracker, Bug Tracking, Issue Tracking Solution.

HelpDesk - Very simple ticket and bugtracking web app for very small companies

•    ASPNET

A simple helpdesk web application to keep track of bugs and client requests, aimed at very small companies with many projects and different clients. The primary goal is for it to be as usable and intuitive as possible ; features will come next (except if it improves everyday ...