TimeGT is powerful life and task management software that keeps data in sync using a secure server. It offers numerous ways to organize tasks, ideas, and notes. It will suit a wide range of time management techniques used by different people. The following filters are available and can be used in any combination: a project tree of arbitrary depth; task life-cycle supporting Timing folders (supports GTD method); any number of Tags added to a task and used for filtering; and a Start and Due dates based Horizon filter. It keeps tasks up-to-date between any number of computers. Tasks are mediated through the dedicated secure Sync server, and are protected when they travel over the Internet (RSA of adequate length is used). Information is accessible everywhere.
Golden Rules Organizer is a well-structured personal organizer and goal system. It supports three planning levels: mission and values, projects, recurring and one-time activities. It includes a planner facility, and provides diary, time tracking, contact management, and hierarchical notes on any subject. Data can be extracted to spreadsheets, printed, reported, exported, and imported. It provides backup and recovery facilities. It is designed for professionals, and is suitable to novices.
Calcurse is a text-based calendar and scheduling application. It helps keep track of events, appointments, and everyday tasks. A configurable notification system reminds the user of upcoming deadlines, and the curses based interface can be customized to suit user needs. All of the commands are documented within an online help system.