Letter V
viruskiller: Frantic shooting game where viruses invade your computer
vcp: Enhanced files copying tool
vmpsd: VLAN Management Policy Server
vomit: Decodes VoIP audio from tcpdump captures
vpnc: IPSec VPN client compatible with Cisco equipment
vtun: Virtual tunnel over TCP/IP networks
v4lgrab: Realtime Video4Linux recording software
vcdimager: VideoCD (pre-)mastering and ripping tool
vcr: Record a program using a video grabber card
videolan-client: The VideoLAN client, also a very good standalone video player
vips: Image processing suite for extremely large images and colorimetry
vlc: The VideoLAN client, also a very good standalone video player
vobcopy: Utility to copy DVD .vob files to disk
vorbisgain: Lossless volume-adjusting utility for Ogg Vorbis files
vbetool: Real-mode video BIOS utility to alter hardware state
viewglob: Current tree visualisation add-on for Bash and Zsh and also shows glob patterns.
vnstat: Console-based network traffic monitor
valgrind: Debugging and profiling system for x86-GNU/Linux platforms
varconf: Configuration handling library
viewvc: Web-interface for CVS and Subversion version control repositories
verynice: Dynamic process renicer and killer
videolan-server: MPEG, DVD, and DVB server for Unix/Linux
vrb: The virtual ring buffer library
vstream-client: Client library for TiVo vserver stream support
vnc2swf: Recording tool for VNC
vncreflector: VNC server which acts as a proxy for a number of VNC clients
vncselector: Manage a list of currently active VNC server sessions