Wikidata:WikiProject Informatics/Software/List of software using the Qt toolkit

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Name	description	programmed in	logo image	subclass of
010 Editor	commercial hex editor and text editor
3DSlicer	image analysis and scientific visualization software	C++ Python Java Tcl
AMD CodeXL	Open-source software development suite	C C++
ARES CAD	commercial computer-aided design (CAD) and drafting software application
AcetoneISO	all in one ISO tool	C++
Adept Manager	software company	C++
Adobe Photoshop Album	piece of application software
Age of Wonders III	2014 video game
Agros2D		C++ Python
Akregator	feed reader	C++
Albert	Desktop Launcher (Software)	C++
Altera Quartus	programmable logic device design software by Intel
Amarok	cross-platform free and open-source music player	C++
Amira	software platform for 3D and 4D data visualization
Anki	spaced repetition software	Python
Apper		C++
Apprentice Video
Ark	archiving tool for the KDE Software Compilation	C++
Arora	Web Browser	C++
Artikulate	Pronunciation trainer	C++
Atomistix Virtual NanoLab
Audacious	free and open source audio player	C++ C
AutoQ3D Community	free CAD software	C++
Autodesk MotionBuilder	3D character animation software
Avidemux	free software for video editing	C++ C
Avizo	software for scientific and industrial data visualization and analysis
Avogadro	Molecular builder/editor for Windows, Linux, and Mac OS X	C++
BALL	versatile set of C++ classes for molecular modelling	C++
BRL-CAD	computer-aided design software	C++
Back In Time	free backup software	Python
BasKet Note Pads	note-taking application by KDE	C++
Basic For Qt	object-oriented version of the BASIC programming language, as well as an integrated development environment	C++
BibleTime	free software	C++
Bitcoin Core	Bitcoin node and wallet software	C C++ Python
BlackBerry 10	discontinued proprietary mobile operating system by BlackBerry	C
Blinken	memory enhancement video game	C++
Blogilo	Blogging client	C++
Boson	2000 video game
Bovo	five-in-a-row board game software	C++
BrainVoyager		C++
CMake	cross-platform, compiler-independent build system generator	C++ C
Calamares	free software	C++
Calibre	an e-book manager that can view, convert, edit and catalog e-books in all of the major e-book formats.	Python C JavaScript
Calligra Author	discontinued authoring word processor	C++
Calligra Braindump	notetaking and mindmapping application	C++
Calligra Flow	programmable flowchart drawing program	C++
Calligra Plan	KDE project management application	C++
Calligra Sheets	calculation and spreadsheet application	C++
Calligra Stage	presentation program	C++
Calligra Suite	office suite made for KDE	C++		KDE Gear
Calligra Words	word processor	C++
Caméléon	visual programming language	C++
Cantata	QT Music Player Daemon client	C++
Cantata	Graphical MPD Client
Cantor	frontend to mathematical software	C++
Cervisia	graphical frontend for CVS	C++
Choqok	free microblogging client	C++ C
City of Heroes	2004 video game
Clementine	cross-platform music player software	C++
ClipGrab	Libre software for downloading videos from popular websites	C++
CoCoA	computer algebra system	C++
Code Aster	Finite element software	Fortran Python C++
CodeAnalyst		C++
Codelobster	integrated development environment	C++
Comic Seer	application for viewing comics	C++
CoolReader	free software	C++		software
DAZ Studio	3D freeware application
Deepin Desktop Environment	desktop environment
Discover	graphical package manager frontend
Dolphin	KDE and TDE file manager application	C++ C
Dolphin	Nintendo GameCube and Wii emulation software	C++ C
Dooble	privacy-focused libre Qt web browser	C++
Doxygen	free software for generating software documentation from source code	C++
DraftSight
Drishti	software
Dust Racing 2D	2012 video game
EF*CK Chat Keyboard	Emoji filter / Unicode chat keyboard, a cross-platform software application.	Python
Eagle	Easily Applicable Graphical Layout Editor
EiskaltDC++	cross-platform program that uses the Direct Connect and ADC protocols	C++
Elisa	cross-platform free and open source music player	C++
Elmer FEM solver	partial differential equations which Elmer solves by the Finite Element Method	Fortran C C++
Elokab	Free and open source desktop environment for Linux	C++
Embroidermodder	free machine embroidery software	C++ C
Eric Python IDE	software	Python
Extragear		C++
FBReader	e-book reader application	C++ Java		software
FEFLOW	groundwater simulation software
FEKO	engineering software
FET	Timetabling Software	C++
Falkon	Libre web browser with built-in AdBlock	C++ Nullsoft Scriptable Install System HTML5 qmake Cascading Style Sheets Level 3 JavaScript
FastSD CPU	application for running Stable Diffusion machine learning models on a CPU	Python
FatRat		C++
Fedora Media Writer	free software for image creation	C++
Filelight	graphical disk usage analyzer software for KDE	C++
FocusWriter	free software for writing documents with minimal distraction	C++
Fontmatrix	Fontes management software	C++
Free Studio	software application	C++ C#
FreeCAD	CAD software	C++ Python
FreeFem++	Programming and software language	C++
FreeMat	free environment for rapid engineering and scientific prototyping and data processing	C++ C assembly language
Freeseer	Screencasting software for recording and streaming presentations	Python
Fresh Memory	mr.rikhari08	C++
Fritzing	free software for design of electronics	C++
Full Tilt Poker	online poker card room
GCompris	educational software suite	Python C C++ QML
GNU Octave	numerical computation software	C++
GPSBabel	software that converts waypoints, tracks, and routes between popular GPS receivers	C++ C
GPXSee	GPS log file viewer and analyzer	C++
Gadu-Gadu	Instant messaging software
Gambas	integrated development environment for the BASIC dialect Gambas	C C++
Glaxnimate	Open source Vector animation creation software, supporting Lottie format	C++
GoldenDict	multilingual dictionary free software	C++
Google Earth	virtual map program developed by Google	C++
Google Earth	mobile app	C++
Gottet	free Tetris like game
Grabber	program for downloading images from boorus	C++
Grabilla	Free screenshot capture application
Granatier	clone of the classic Bomberman game
Gridcoin	cryptocurrency that rewards BOINC	C++
Guitar Pro	sheet music editing software	C++
Gwenview	image viewer software for KDE	C++
Gwibber	instant messaging client	Python
Hedgewars	free worms-like video game	Free Pascal C++ Lua Haskell
HemoSpat	bloodstain pattern analysis software	C++
HippoDraw	statistical data analysis package	C++
Hydrogen	open source drum machine software	C++
IPython	Advanced interactive shell for Python	Python JavaScript C
ImageVis3D
Ipe	extensible drawing editor	C++
Jahshaka	video editing software	C++ C
Jami	distributed open multimedia communications platform	C++ C
Jovie	Text to speech daemon
JuK	free audioplayer from the KDE and TDE projects	C++
K3b	program for burning CDs and DVDs	C++
K9Copy	DVD backup and authoring program for Unix-like operating systems	C++
KAddressBook	Contact manager
KAlarm	personal alarm message, command and email scheduler application integrated with the KDE desktop environment	C++
KAlgebra	mathematical graph calculator software for KDE	C++
KAppTemplate	KDE Template Generator
KAppfinder	Menu updating tool
KAtomic	video game for KDE	C++
KAudioCreator	CD Ripper
KBFX	KDE application	C++
KBibTeX	reference manager software	C++
KBlackbox	game of hide and seek played on a grid of boxes	C++
KBlocks	falling blocks game
KBounce	video game for KDE	C++
KBreakout	Breakout-like game	C++ JavaScript QML
KBruch	application to practise fractions	C++
KCachegrind	profiler frontend software for KDE	C++
KCalc	Software calculator	C++
KCharSelect	character selector	C++
KColorChooser	Color chooser application
KColorEdit	pallet file editor	C++
KControl		C++
KDE Connect	a project that enables all your devices to communicate with each other	C++ QML Java Kotlin Swift Objective-C
KDE Display Manager	graphical login interface for Unix-like operating systems	C++
KDE Partition Manager	disk partitioning application	C++
KDE Plasma 4	graphical environments provided by KDE	C++
KDE Plasma Mobile	Plasma workspace variant for smartphones	C++ QML
KDE System Guard	system monitor	C++ C
KDE System Settings		C++
KDE Telepathy	instant messaging and voice over IP client	C++
KDEGames	collection of video games included in the KDE desktop environment	C++		free and open-source video game
KDESvn		C++
KDbg	debugging software	C++
KDesktop	component of K Desktop Environment	C++
KDevelop	graphic Integrated Development Environment	C++
KDiamond	single player puzzle game
KDiff3	tool for comparison and merging of files and directories	C++
KDiskFree	free software
KEduca		C++
KEuroCalc	currency converter and calculator	C++
KFTPgrabber	FTP client	C++
KFileReplace	Search and replace tool
KFind	software for finding files/folders
KFloppy	Floppy disk formatter
KFourInLine	Four-in-a-row board game
KGPG	encryption tool	C++
KGeography	educational software game for KDE	C++
KGet	download manager software for KDE and TDE	C++
KGoldrunner	action game
KGraphViewer	Graphviz dot graph viewer	C++
KHangMan	educational computer game based on the classic Hangman	C++
KHelpCenter	documentation viewer software for KDE
KHexEdit	Hex editor software
KImageMapEditor	software for editing image maps for use in web pages	C++
KJumpingCube	dice driven tactical game	C++
KLettres	educational program that helps the user learn the alphabet as well as pronunciation	C++
KLines	tactical video game for KDE	C++
KLinkStatus	Link checker
KMLDonkey	graphical front-end for MLDonkey	C++
KMag	screen magnifier software for KDE
KMahjongg	Mahjongg solitaire video game for KDE	C++
KMail	mail client software for KDE and TDE	C++
KMess	messenger software	C++
KMines	video game	C++
KMix	KDE audio mixer	C++
KMouseTool	automatic mouse-click software for KDE
KMouth	speech synthesizer software for KDE
KMyMoney	personal finance manager by KDE	C++
KNC	KNC programmed in C++	C++
KNemo	Network monitor
KNetAttach
KNetWalk	Network Construction Game	C++
KNights	chess game	C++
KNode	News reader
KNotes	popup notes software for KDE
KOffice	former office suite for the KDE Desktop Environment	C++
KOrganizer	KOrganizer is the personal organizer. It has the ability to manage calendars, journals, and a to do list
KPDF	PDF reader for KDE	C++
KPackage	KDE's package manager frontend	C++
KPager	Thumbnail sketch of desktops
KPatience	patience card game	C++
KPhone	SIP User Agent for Linux	C++
KPhotoAlbum	image organizer for KDE	C++
KPilot		C++
KRDC	VNC and RDP client software for remote desktop connection for KDE	C++
KRecipes	Recipe manager	C
KRemoteControl	Infrared remote control system
KRename	software	C++
KReversi	reversi board game
KRuler	screen ruler software for KDE	C++
KRunner	KDE framework for Plasma runners
KSEG	geometry software	C++
KSame	board game	C++
KShisen	Shisen-Sho Mahjongg-like tile game	C++
KShutdown	A graphical shutdown utility.	C++
KSig	software for managing multiple e-mail signatures
KSnakeDuel	tron-like game	C++
KSnapshot	screenshot application for the KDE desktop environment	C++
KSpaceDuel	space arcade game	C++
KSquares	dots and boxes game
KSquirrel
KStars	graphical desktop planetarium	C++
KSudoku	Sudoku game	C++
KSystemLog	system log viewer for KDE
KTeaTime	timer software for stepping tea	C++
KTechLab	open-source IDE for circuit design and simulation	C++
KTimer	software for executing programs at specified times and intervals
KTooN	2D animation software	C++
KTorrent	BitTorrent client from the KDE Gear	C++
KTouch	software for learning and practicing touch typing	C++ QML
KTuberling	picture game	C++
KTurtle	educational programming environment for turtle graphics	C++
KUIViewer	Qt Designer user-interface file viewer
KVIrc	IRC Client	C++ Perl Python
KVerbos		C++
KWallet	KDE framework for password storage	C++
KWalletManager	password manager for KDE	C++
KWave	sound editor software for KDE	C++
KWordQuiz	free software for KDE	C++
KWrite	text editor	C++
KXDocker		C++
KXStitch	cross stitch pattern editor	C++
KaOS	a (Dutch) Linux distribution for personal computers and workstations
Kadu	software	C++
Kaffeine	free media player	C++
Kaidan	Jabber/XMPP chat app	C++ QML
Kajongg	Mah jongg video game for KDE
Kalendar	calendar application	C++ QML
Kalzium	periodic table of the elements software for KDE	C++
Kanagram	educational game with anagrams	C++ QML
Kapman	clone of pac-man	C++
Kapow	time tracking software	C++
Karbon	Vector graphics editor	C++
Katapult	free software	C++
Kate	Text editor	C++
Kdenlive	Non linear video editing software	C++
Kdetv		C++
KeePassX	free and open-source password manager	C++ C
KeePassXC	free and open-source password manager	C++
Kexi	a visual database applications creator and a free alternative to Microsoft Access	C++
Kicker	taskbar for the K Desktop Environment	C++
Kid3	audio tag editor	C++
Kig	free and open-source interactive geometry software	C++
Kigo	go video game for KDE	C++
Kile	LaTeX-Editor	C++
KillBots	video game for KDE	C++
Kinfocenter	System information	C++
Kiosk Admin Tool	Administration tool
Kiriki	yahtzee-like dice game	C++
Kiten	Japanese Kanji learning software	C++
Kiwix	open-source offline web browser	C++ JavaScript Python Kotlin Swift
Kleopatra	certificate manager software
Klipper	clipboard manager for the KDE interface	C++
KmPlot	free software for plotting functions	C++
Kmid	MIDI/Karaoke player
Kodos Python Regular Expression Debugger	open-source regular expression debugger	Python
Kolab	open source groupware suite	C++ Python
Kolf	online miniature golf	C++
Kollision	ball dodging game	C++
KolourPaint	free simple drawing application	C++
Kommander	Dynamic dialog editor	C++
Kompare	Graphical diff and merge tool	C++
Komposé		C++
Konqueror	free web browser and file manager for KDE	C++
Konqueror Media Player		C++
Konquest	galactic strategic game	C++
Konsole	terminal emulator which is part of KDE and TDE	C++
Kontact	free Personal Information Manager	C++
Kontrast	color contrast checker	C++ QML
Konversation	Internet Relay Chat (IRC) client built on the KDE Platform	C++
Kopete	free multiprotocol messenger	C++
Kppp	Internet dial-Up tool	C++
Krfb	desktop sharing software for KDE	C++
Kristall	graphical client for Gemini, Gopher and Finger	C
Krita	free software for digital illustration and animation	C++
Kronometer	stopwatch application	C++
Kross	scripting framework for KDE Frameworks	C++
Krusader	dual-pane file manager	C++
KsCD	CD Player	C++
KsirK	World domination strategy game	C++
KuMir	educational integrated development environment	C++ Python
Kubrick	3D game based on Rubik's cube
Kugar	KDE reporting tool	C++
KuickShow	free image viewer without bars or menus	C++
Kurso de Esperanto		C++ Qt
Kuzya	open source integrated development environment	C++
Kwlan	Wireless LAN manager
LMMS	free software digital audio workstation	C++ C
LXDE	Lightweight X11 Desktop Environment	C
LXQt	desktop environment using Qt	C++ C
LabPlot	application for interactive graphing and analysis of scientific data	C++ C
Launchy	application launch program	C++ Qt
Lector	free e-book reading application for Linux	Python
Leo	code and text editor, outliner, and project manager	Python
LibreCAD	computer-aided design software	C++
LibreMines	video game
LibrePCB	free software for electronic design automation (EDA)	C++
Licq	instant messaging client for UNIX supporting multiple protocols	C++
LightWave 3D	3D graphics software
Lightscreen	free screenshot tool	C++
Linphone	open source voice over IP phone (VoIP)	C C++11
Lokalize	computer-aided translation system	C++
Lomiri	Convergent graphical user interface maintained by UBports	C++
LsKat	card game
LuxCoreRender	open source, physically based, unbiased rendering engine	C++
LyX	document processing software	C++
MDic	free and open source multilingual dictionary for GNU/Linux
MEDUSA	CAD program
MITK	software system for development of interactive medical image processing software	C++
MKVToolNix	free and open source Matroska libraries and toolset	C++ Ruby
MLDonkey	P2P filesharing client	C OCaml
Mailody		C++
MakeHuman	software to create realistic humans	C++ Python
Marabunta	anonymous P2P application	C++
Marble	virtual globe	C++
Marcion	Coptic - English and Czech dictionary free software
Mathematica	computational software program	C C++ Java Wolfram Language
Matplotlib	comprehensive library for creating static, animated, and interactive visualizations in Python	C++ Python
Maya	Computer programme for 3D visualisation and animation	C++ Python		3D computer graphics software
MeVisLab	cross-platform application framework for medical image processing and scientific visualization	C++
Media Downloader	GUI front end for download manager software	C++
MedinTux	free healthcare software	C++
Mendeley	reference management software; product of Elsevier
MeshLab	3D mesh processing software system	C++
Minuet	music education software for KDE	C++ QML
Mixxx	open-source virtual DJ software	C C++ JavaScript
Mnemosyne	spaced repetition software	Python
MoNav	routing software	C++
Molekel
Mount & Blade: Warband	2010 video game
Mumble	free VoIP Software	C++
Mus2	Scorewriter
MusE	free software MIDI/Audio sequencer	C++
MuseScore Studio	visual (WYSIWYG), open source (Qt-based) music notation programme for Linux, Windows and Mac	C++ Qt
MusicBrainz Picard	software application for identifying, tagging, and organising digital audio recordings	Python
MythTV	free and open source home entertainment application	C++ C
Natron	compositing software	Python C++
Naval Battle	free software for KDE	C++
NeoChat	Matrix client for desktop and mobile	C++ QML
Neural Designer	Professional application for data mining	C++
Nixnote	Unofficial Evernote desktop client for Linux	C++
NoteEdit	Defunct music scorewriter	C++
Nuke	software	C++
Nulloy	audio player for GNU/Linux, macOS, Windows with a waveform as a seekbar	C++
OBS Studio	free software to make screencasts and/or live streaming	C++
ORM Designer	visualization tool and code generator for PHP ORM frameworks
Okteta	hexadecimal editor software	C++
Okular	document viewer by KDE	C++
Olive	free and open-source video editor	C++
Open Inventor	3D graphics software	C++ Java
Open-Sankoré	free software for interactive whiteboards	C++ JavaScript
OpenBoard	free and open-source interactive whiteboard software	C++
OpenLP		Python
OpenSCAD	parametric CAD software	C++ C Python
OpenShot Video Editor	non-linear video editing application	C++ Python
OpenSnitch	free and open-source application firewall software for Linux inspired by Little Snitch	Python Go C
Orange	component-based data mining and machine learning software suite	Python Cython C C++
Origin	content delivery software by Electronic Arts	Qt
PCSX2	video game console emulator	C++ C
PDFedit	free software
PPS.tv	Chinese peer-to-peer streaming video network software
PackageKit	free software	C C++ Python
Palapeli	single-player jigsaw puzzle game
ParaView	open source multiple-platform application for interactive, scientific visualization	C C++ Python Fortran
Parallels Desktop for Mac	virtual machine
Parley	KDE vocabulary trainer using a "flash card" approach
PeaZip	file archive computer program	Object Pascal Pascal
Pencil2D	animation free and open source software	C++
Plan	capital of Plan Municipality, Spain
Plasma	graphical environments provided by the KDE community	C++ QML
Plasma System Monitor	system monitor	C++ QML
Playwrite	desktop publishing software
PokerTH	2006 video game	C++
Prism Launcher	third-party Minecraft launcher supporting multiple versions of the game at once, fork of PolyMC	C++ C
Psi	Instant messaging client	C++
Puddletag	graphical audio file metadata editor for Unix-like operating systems	Python
Pyspread	Pyspread is a non-traditional spreadsheet	Python
Q-Chem	computational chemistry software package
QBlade	wind energy simulation program
QCAD	computer-aided design software	C++
QComicBook	comic book reading software	C++
QDevelop	integrated development environment	C++
QElectroTech	An electric schematics editor.	C++
QGIS	open source desktop geographic information system software	C++ Python
QSvn		C++
Qalculate!	free and open-source calculator software
Qjackctl	Qt-based tool for controlling the JACK Audio Connection Kit	C++
Qsynth	graphical interface for FluidSynth	C++
Qt Creator	QT development environment	C++ C QML
Qt Extended	operating system
Qt Quick	software Application
QtFM	file manager	C++
QtParted	open source software for Linux OS	C++
QtWeb	web browser
QtiPlot	open-source software	C++
Qtractor	hard disk recorder and digital audio workstation application for Linux	C++
Quassel IRC	graphical, distributed, cross-platform IRC client	C++
Quaternion	instant messaging and collaboration software based on the Matrix protocol	C++
Quite Universal Circuit Simulator	free electronics circuit simulator software	C++
QuiteRSS	Free software RSS reader	C
QuteCom		C++ C
Qwt	Qt widgets for technical applications	C++
RKWard	integrated development environment for R	C++ PHP
RSIBreak	tool to avoid repetitive strain injury (RSI)	C++
RSS Guard	Free software RSS feed reader
Razor-qt	desktop environment for the X Window System	C++
ReText	Markdown and ReStructuredText editor with live-preview	Python
RealFlow
Recoll	open source desktop search tool that provides full text search	C++ Python
RetroShare	descentralized friend-to-friend social network application	C C++
Ricochet	anonymized free instant messaging client	C++
Rocs	graph theory IDE for KDE
Rolisteam	virtual tabletop backend for games	C++
Rosegarden	digital audio workstation program	C++
Ruqola	Rocket.Chat client based on QML	C++
SMPlayer	cross-platform free and open source multimedia player	C++		media player software
SapWin	electrical circuit simulator	C++
Sayonara Player	media player software	C++
Scan Tailor	interactive post-processing tool for scanned pages	C++
Scan Tailor Universal	interactive post-processing tool for scanned pages	C++
SciDAVis	data analysis and visualization program	C++ Python
Scribus	free and libre desktop publishing application	C++
Seamly2D	free pattern making software	C++
Shotcut	Cross-platform, open-source video editor	C++
Sigil	editor for EPUB e-books	C++
SilentEye	free software	C++
SimThyr	Simulation program for pituitary-thyroid feedback control	Pascal Object Pascal
Simple Desktop Display Manager	X11 & Wayland display manager	C++
SimpleScreenRecorder	Qt based Simple Screen Recorder	C++
SimulaBeta	Continuous simulation program for insulin-glucose feedback control	Pascal Object Pascal
Skanlite	image scanning application	C++
Skrooge	money management software	C++
Skype	telecommunications software service	Delphi Objective-C C++ Object Pascal
Smb4K	advanced network neighborhood browser and Samba share mounting utility	C++
Sonic Pi	music software	Ruby Erlang Elixir Clojure C++
Soulseek	P2P filesharing network and application	C++ Qt
Source Filmmaker	video capture and editing application	C++ Python
Spectral	glossy client for Matrix	C++ QML
Spectral Editor		C
SpeedCrunch	free software	C
Spotify	Swedish audio streaming service	C++ Python
Startup Disk Creator	Ubuntu Live USB creator	Python
Stellarium	free software planetarium	C++ C
Step	physics simulation software for KDE	C++
Strawberry	free and open-source music player	C++
Subsurface	open source divelog program	C++
Subtitle Composer	subtitle editor	C++
SuperKaramba	widget tool	C++
Sweeper	system cleaner software for KDE
SymbolEditor	application	C++
TOra	database administration and development tool	C++
Tanglet	word puzzle computer game
TaskJuggler	project management software	C++ Ruby
TeXstudio	Editor/IDE for LaTeX	C++
TeXworks	Qt-based graphical user interface to the TeX typesetting system	C++
TeamSpeak	proprietary voice-over-Internet Protocol software	C++
Telegram	cross-platform instant messaging service	C++ Java
Tellico	Collection management software	C++
Texmaker	LaTeX-Editor	C++
Tlen.pl
Tokodon	Mastodon client	C++ QML
Tomahawk	music player software	C++
TortoiseHg	Version Control System GUI for Mercurial	Python
Transmission	BitTorrent client	C Objective-C C++
Trinity Desktop Environment	continuation of KDE 3	C++
Trojitá	Free software e-mail client	C++
TuxGuitar	open-source tablature editor	Java
Twinkle	app for voice communications over VoIP protocol	C++
UKUI	desktop environment
UNetbootin	cross-platform utility that can create live USB systems	C++
Ubiquity	free software; default installer for Ubuntu and its derivatives	Python
Ubuntu Touch	mobile interface for Ubuntu, developed by UBports
Ultracopier	file-copying software	C++
Umbrello	Unified Modelling Language (UML) diagram program	C++
VLC media player	free/libre and open-source cross-platform media player, streaming client, streaming media server and audio and video converter (transcoder)	C C++ Objective-C
VOGL	debugger for OpenGL	C++
Valentina	free pattern drafting software	C++
Valknut	free and open source client software for peer-to-peer file sharing using the Direct Connect protocol	C++
Veusz	scientific plotting and graphing package	Python
Veyon	Free and open source software for classroom management and monitoring/controlling computers across multiple platforms	C++
Vidalia	graphical controller for the Tor software	C++
VirtualBox	open-source x86 virtualization application	C C++ Python assembly language
VisIt	libre visualisation software	Python
VisTrails	Open-source scientific workflow and provenance management system that supports data exploration and visualization	Python
Voreen	open-source volume visualization library and development platform	C++
WASABI	software (2)	C++
WPS Office	office suite software by Kingsoft	Delphi C C++ Qt
Wireshark	Network traffic analyzer	C++ C
XDrawChem	software for chemical structure drawing	C++ Fortran
Xconfig	Linux kernel configuration utility	C
XnView	Software for reading, viewing, and processing images	C
Ya.Online	Instant Messenger	C++ Qt
YaST	installation and configuration tool for the openSUSE and the SUSE operating systems	Ruby C++
Yakuake	A Dropdown terminal emulator in KDE	C++
Yate	telephony engine	C++
Yuzu	Nintendo Switch emulation software	C++
Zanshin	software for managing TODO lists	C++
Zodiac	molecular modelling suite
aptitude	text front end for APT	C++
code_saturne	free computational fluid dynamics software package	C Fortran Python
digiKam	free image organizer	C++
eSvn	GUI frontend for the Subversion revision system
ghostwriter	text editor for Markdown	C++
git-cola	git client	Python
last.fm	British social webradio
nheko	instant messaging and collaboration software based on the Matrix protocol	C++
nomacs	image viewer	C++
ownCloud Desktop Client	sync-desktop client for ownCloud	C++
pcmanfm-qt	free software	C++
photoflare	Cross platform image editor software
qBittorrent	Libre cross-platform BitTorrent node	C++
qTox	Tox client based on Qt	C++
qmmp	free and open-source audio player written in C++ with the help of the Qt library	C++
qsampler	software, Qt frontend linuxsampler, professional-grade audio sampler	C++
qutebrowser	free keyboard-focused web browser with a minimal GUI	Python
rekona	Web browser	C++
sigrok	signal analysis software suite	C++ C Python
sqlitebrowser	grafical userinterface for SQLite-Databases	C++
vokoscreen	screencast software	C++
wpa_gui	graphical user interface for wpa_supplicant
xine	multimedia playback software for Unix-like systems	C

End of automatically generated list.