image  Spootnik

Spootnik connects OmniFocus and Basecamp by synchronizing their data back and forth. You neither have to have MobileMe nor to install anything on your Mac. It just happens.
It provides a 30 days free trial! No credit card required.
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image  Backboard

Backboard is a MacOS application which gives a dashboard-like overview over task, reminders and calendar events of Backpack, a product of 37signals. In addition it has the possibility to add, edit and search a bit more Mac-like. It's available for free.
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image  Jacana

JACANA is a web-based business software and covers all promotional and administrative functions to promote your motion picture.
Here are some screencasts to give you a little impression:
Advance/Press Screening
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