oTasks is a multi-user tasks management system, featuring a recursive and distributed task tree, an open user management system (everybody can create an account), and email notifications. It can be used as trouble-ticket system.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
Viendo subtareas y la "ruta de trabajo" (desde la raíz hasta el empleo actual) en la pantalla tarea pantalla, soporte de la fecha (de inicio / fecha límite), establece, para algunos problemas en la pantalla de contacto y un formulario de comentarios nuevos.
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Major feature enhancements
Displaying subtasks and the "task path" (from root to current job) on task display screen, date support (start/deadline), fixes for some issues on the contact screen, and a new feedback form.