High-performance HTTP accelerator

https://varnish-cache.org/

Open source Gameboy Advance emulator

http://vba.ngemu.com/

GNU VCDImager/VCDRip -- The GNU VideoCD Image Maker/Ripping Tool

http://www.gnu.org/software/vcdimager/

User-mode virtual ethernet infrastructure

https://github.com/virtualsquare/vde-2

Merchant Of Venice, a stock market trading program

http://mov.sourceforge.net/

Virtual Ethernet Interface

https://github.com/hmatyschok/if_vether

Nintendo GameBoy(tm) emulator (closed binary version of vgb)

https://fms.komkon.org/VGB/

Synchronize DNS with server names and aliases from Apache vhost

http://man.gnu.org.ua/manpage/?1+vhostcname

Emulator for Commodore C64, C128, VIC20, PET, and CBM-II

https://vice-emu.sourceforge.io/

Programming font with cursive italics and ligatures

https://rubjo.github.io/victor-mono/

Fast and simple image viewer

http://siyanpanayotov.com/project/viewnior/

Graphical class browser for Xt

https://gitlab.freedesktop.org/xorg/app/viewres

Web-based Version Control Repository Browsing

https://www.viewvc.org/

VIGRA stands for "Vision with Generic Algorithms"

http://ukoethe.github.io/vigra/

Improved version of the vi editor (tiny flavor)

https://www.vim.org/

VNC client for the GNOME Desktop

http://www.gnome.org/projects/vinagre/

VNC server that allows for remote access to your GNOME desktop

https://wiki.gnome.org/Projects/Vino

Toolkit to interact with virtualization capabilities

https://virt-manager.org/

Provides a graphical viewer for a guest OS display

https://virt-manager.org/

Loadable dynamic extension to both SQLite and SpatiaLite

https://www.gaia-gis.it/fossil/virtualpg/index

vitetris is a terminal-based Tetris clone by Victor Nilsson.

http://victornils.net/tetris/

Direct3D 12 to Vulkan translation

https://www.winehq.org/

Profile Vulkan devices to find their peak capacities

https://github.com/nihui/vkpeak

Locks a terminal

http://freshmeat.net/projects/vlock

Management system for bhyve virtual machines

https://github.com/churchers/vm-bhyve

Connect virtual machines to the tor network

https://github.com/yurivict/vm-to-tor

Perceptual video quality assessment based on multi-method fusion

https://github.com/Netflix/vmaf

Fast offline password cracker for VNC passwords

http://www.randombit.net/projects/vnccrack/

Multi-client VNC proxy server

https://sourceforge.net/projects/vnc-reflector/

Free and healthy typeface for bread and butter use

http://vollkorn-typeface.com/

Play, encode, and manage Ogg Vorbis files

https://xiph.org/vorbis/

Client for Cisco 3000 VPN Concentrator

http://www.unix-ag.uni-kl.de/~massar/vpnc/

Collection of scripts to setup routes and other changes for a VPN

http://git.infradead.org/users/dwmw2/vpnc-scripts.git

Verify mail address

https://github.com/asxe/vrfy/

Well designed and portable SQLite3 Wrapper for C++

https://github.com/vinzenz/vsqlite--

Terminal widget with improved accessibility and I18N support

http://www.gnome.org/

Terminal widget with improved accessibility and I18N support

https://wiki.gnome.org/Apps/Terminal/VTE

Improved version of vtfontcvt(8)

https://github.com/t6/vtfontcvt-ng

Headers for the Vulkan graphics API

https://github.com/KhronosGroup/Vulkan-Headers

Driver loader for the Vulkan graphics API

https://github.com/KhronosGroup/Vulkan-Loader

Vulnerability and eXposure Markup Language DTD

https://vuxml.freebsd.org/

VuXML Query Tool

Command-line utilities for reading Veritas Filesystem (VxFS)

Pager/text-based WWW browser

http://w3m.sourceforge.net/

Simple FTP client for GNUstep

http://www.roard.com/waiho/

Audio codec for lossless, lossy, and hybrid compression

https://www.wavpack.com/

Wayland composite "server"

https://wayland.freedesktop.org/

Wayland protocols

https://wayland.freedesktop.org/

WINGs Display Manager; an xdm replacement

https://github.com/voins/wdm

Simple forking web benchmark

http://home.tiscali.cz/~cz210552/webbench.html