Portable Sunbird OS X is the Sunbird Project cross platform standalone calendar and task manager application packaged as portable application so you can take your calendar and task list with you.
Portable Sunbird is the Sunbird Project cross platform standalone calendar and task manager application, packaged as portable application so you can carry around with you on any portable device, USB thumb drive, iPod, portable hard drive, memory card, other portable device (also on your internal hard disk) as long as it has 40 MB of free space and use on any Mac OS X computer, taking your calendar and task list with you.