has these features for in-car use:

• Audio playback of the following formats: mp3, aac, ac3, ogg, wma
• Audio playback of a regular AudioCDs
• Video playback of the following formats: avi, asf, mov, mpeg, VCD, SVCD, DVD
• Automatic AudioCD recognition with local cddb installed
• Audio playlists support in m3u format. Compatible with winamp and similar
• Supports EPIA-M HW DVD playback on Linux
• Create your own playlists and manage your music collection
• Cover art support
• Recovers last performed operation for ease of using in the car
• Smart caching allowing you to achive skip free playback while on a road
• Support for different screen resolutions and even small LCD screens( via LPT port )
• Provides ability to extend through script and use of plugins, renderers and modules
• Fully i18n compatible( localization and internationalization )
• Available in precompiled form on Windows and as bootable image on Linux
• Crossplatform design requires no changes to run on Windows or Linux
• Fully written in Python, does not require any other application to be installed

Take a look at some of the screenshots on this page or just click on the image at the right side.

You may download PyCar here and give it a try.

I'll be glad to hear feedback from you on the PyCar's mailing list