Scarab is an Issue Tracking System that features data entry, queries, reports, notifications to interested parties, collaborative accumulation of comments, dependency tracking, and collaborative prioritization (voting). It uses Java Servlet technology to enhance speed, scalability, maintainability, and ease of installation. It contains XML import/export support, allowing easy migration from other systems (like Bugzilla). The modular code design eases the modification of features. It is fully customizable via a set of administrative Web pages. The look and feel of the UI can easily be modified, and Scarab can easily be integrated into larger systems.
FusionForge is a collaborative development environment that gathers in one single place several tools useful for development teams: communication tools (forums, mailing-lists, news, etc.); development tools (bug/patch trackers, project management, source control systems, etc.); and community tools (file releases, software categorization, Web site hosting, etc.). It is the continuation of the free software version of GForge, based on the codebase that was maintained in parallel to the proprietary GForge AS version.
VisionProject is a powerful Web-based project management tool and issue tracking system that also includes modules for helpdesk/support, time management, document management, and much more. VisionProject is built to be easy to use and customizable. The extensive functionality offered includes drag-and-drop, search possibilities also within the attached documents, sub-items, a Web portal for external customers, support for popular concepts used in project management and IT service management, such as ITIL, Scrum, Lean, Waterfall, etc.
Roundup is an issue-tracking system that is simple to use and simple to install. It has command-line, Web, and email interfaces. It manages a number of issues (with flexible properties such as "description", "priority", and so on) and provides the ability to submit new issues, find and edit existing issues, and discuss issues with other participants. The system facilitates communication among the participants by managing discussions and notifying interested parties when issues are edited.