TaskCal Internet standards based human task management and process interaction. TaskCal is an iCalendar wrapper to the jBPM process manager, providing
standards based calendar agent access to an actors tasks via email (iMIP), HTTP
(.ics) and CalDav.
The project pursues two principal purposes : Useful Portlets for task management and reporting. A powerful integration framework offers useful services (i.e. access employee and organization meta data).
ToDoBook is a hierarchic task management tool, it allows you to sub-divide your tasks into more manageable pieces. It is written in Java (it is portable), tasklists are stored in XML, and it is compatible with ToDoList from AbstractSpoon Software.