application

• VLC media player (VideoLAN Client): VLC portable multimedia player.

component

• libCompat: compatibility library to support various operating systems
• VLC Library: libVLC is a cross-platform audio and video API that provides a comprehensive multimedia API that can be used across mobile, server and desktop to render video and output audio as well as encode and stream.
• VLC Core Library: The core of VLC media player manages the threads, the modules (codecs, demuxers, etc...), the modules' layers, the clocks, the playlist and all low-level control in VLC.
• VLC Modules: VLC uses modules to do most of the work at every stage (various muxers, demuxers, decoders, filters and outputs).

user interface

• OS X user interface: VLC user interface for Mac OS X.
• QT user interface: VLC user interface based on Qt Library. This is the default interface for Linux & Windows.
• Skins2 user interface: VLC user interface supporting skins.