Bugzilla is the leading open-source/free software bug tracking system, with high-profile installations at mozilla.org, GNOME, Red Hat, and NASA, among others. It features a comprehensive set of fields, attachment management, inter-bug dependencies, email notification of changes, a powerful query interface, reporting, and Web, XML, email, and console interfaces. It can be managed entirely using a Web-based UI. The user UI is customizable using templates.
RT is an industrial-grade trouble ticketing system. It lets a group of people intelligently and efficiently manage requests submitted by a community of users. RT is used by systems administrators, customer support staffs, NOCs, developers, and even marketing departments to track issues, outages, bugs, requests, and all kinds of other things at thousands of sites around the world.
TWiki is a flexible, powerful, and simple Web based collaboration platform. It is suitable for dynamic intranets and knowledge bases, and for sharing and managing documents and collaborative projects. It resembles a normal Web site, but every page can be changed from a browser. It features automatic link generation, full text search, group authorization, Web forms, reporting, change notification, file attachments, revision control of pages and attachments, a modular templating system with skins, hierarchical navigation based on the topic parenting feature, and more. Plugins can be used to enhance the program and build groupware applications.
Sluice is a workflow engine Jabber component. Its goal is to allow users to create and configure an automated workflow or business process with ease. The clients should be very simple with all the work being done on the server/component end. The main component and modules are done in Perl. The Web client is done in PHP.
BATTS (Barnhard Associates Trouble Ticketing System) is a lean, elegant trouble ticket system with both command line and Web interfaces, written in Perl. It uses MySQL for its backend, and has a ticket-via-email interface for submission and informational logging. Features include support for tickets pending on or resolved when other tickets are disposed of, an ability to assign tickets to a person, an ability to categorize and prioritize tickets, and associating billing codes with various logging events.
MKDoc is a Web site building, serving, and content management tool that was designed to encourage the use of good information architecture and the production of accessible Web sites. It provides different ways for the public to interact with and navigate between documents, including a sitemap, search facility, Dublin Core XML/RDF metadata, and printer versions of pages. All management, document creation, editing, and organizing is done via a Web browser, and the look is controlled using Petal templates. Unicode/UTF-8 is used to support all languages, including right-to-left languages.
OTRS is a platform independent Web-based help desk system that supports service organization of any kind (e.g. IT service, customer and technical product service, complaint management, public services, etc.) to increase their efficiency. It increases transparency as well as service quality and lowers your total cost of ownership. It has been certified ITIL V3 compatible by PinkVERIFY for incident, problem, change, service asset and configuration, request fulfillment, and knowledge management. Other ITIL processes like service catalog and service level management are supported as well.
IGSuite is a Web-based groupware collaboration suite. It gives you a "box" of applications that includes wiki, email, documents, calendar, tasks, fax, contacts, notes, links, and more. The power of collaboration comes in when these individual suite components are shared and used within a group. It strives to provide location independence, platform independence, machine independence, and browser independence.