Tobedone is a Web-based Java applet project management tool which organizes complex projects in tree structures and offers you many manipulation tools. You can give specific tasks priorities, assign them to persons, create and delete databases, give permissions to users, sort project tasks by priorities, dates, etc, and a lot more.
ttm is a simple but flexible command-line based Perl program for managing lists of tasks. Arbitrary properties can be attached to each task. Standard properties such as `priority', `status' and `categories' are used to provide different ways of viewing the task list. Editing is done with your favourite text editor.
SyncML is the common language for synchronizing all devices and applications over any network. SyncML leverages eXtensible Markup Language (XML), making SyncML a truly future-proof platform. With SyncML, networked information can be synchronized with any mobile device, and mobile information can be synchronized with any networked applications. SyncML is an open standard.