Bemused is a system which allows you to control your music collection from your phone, using Bluetooth. It requires a Series 60 (e.g. Nokia 7650/3650) or UIQ (e.g. P800) phone and a computer with a Bluetooth adapter. While the official server runs on Windows, third-party servers have been written for Linux and Mac OS X.
The CommuniGate Pro Community Edition provides a single address and identity for all forms of Internet communications. You can check your e-mail, chat with colleagues via Instant Messaging and VoIP, view multiple calendars (and other presence features), maintain address books, and view streaming RSS news feeds, all through the powerful Flash-based interface.
FlyingMoney Manager is a personal finance management application for UIQ. It lets you track your personal and business expenses, deposits and transfers, and scheduled and other transactions, generate customized reports in CSV format for integration with Excel for further analysis, create different types of budgets, use a budget reporting tool to analyze your performance and stay on budget, and export/import to .QIF.