The SIP Switch is a Web application which allows you to use multiple SIP accounts on the same phone. This lets you use the call plans of different VoIP companies (using SIP) with one IP phone device. It does the third party SIP registration so you can receive all your calls on the sipswitch account. On dial out, you can set prefixes to make your outgoing calls with such or such provider.
SDL.NET is a set of object-oriented CLS-compliant .NET bindings for the SDL gaming library. It provides high-level access to audio, keyboard, mouse, joystick, TrueType fonts, various image formats, sound mixing, MPEG-1 movies, and 3D hardware via OpenGL and a 2D video framebuffer. It is compatible with both .NET and Mono runtimes.
iTunes Export provides the ability to export iTunes Playlists to the standard .m3u file format. Unfortunately, this feature is not included in the iTunes application and is extremely useful for users who wish to use iTunes with other applications or devices. iTunes Export is written in C# (.Net). iTunes Export provides a Command Line version (tested on Mono) and a GUI version, as well as a library that developers can use in their own applications.
MobileMpd.Net is a small program that can be used to control a MPD (Music Player Daemon) server using a WiFi enabled Windows Mobile device. The software supports the start, stop, next, prev, repeat, and random functions, volume control, playlist addition and removal, and a music directory treeview.