Maintainers
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See also Qt Modules Maturity Level for the status of each module (may be out of date).
Qt Maintainers
Note: Please do not contact these developers directly unless you want to discuss your contributions. If you need help with Qt, ask in an appropriate forum or join one of our online communities.
Qt's Chief Maintainer is Lars Knoll, who is also the maintainer of qtbase (see details in table below).
| git repo | Module | Component | Name | Company | Country | |
|---|---|---|---|---|---|---|
| qt3d | Qt 3D | Sean Harmer
Laszlo Agocs Svenn-Arne Dragly Paul Lemire |
KDAB /
The Qt Company |
United Kingdom
Norway |
sean.harmer@kdab.com
laszlo.agocs@qt.io paul.lemire@kdab.com | |
| qt5compat | Qt 5 Compat | Sona Kurazyan | The Qt Company | Germany | sona.kurazyan@qt.io | |
| qtactiveqt | Active Qt | Oliver Wolff | The Qt Company | Germany | oliver.wolff@qt.io | |
| qtandroidextras | Qt Android Extras | |||||
| qtapplicationmanager | Qt Application Manager | Robert Griebl | The Qt Company | Germany | robert.griebl@qt.io | |
| qtbase | Lars Knoll | The Qt Company | Norway | lars.knoll@qt.io | ||
| qtbase | Build System | qmake; configure; mkspecs | Jörg Bornemann | The Qt Company | Germany | joerg.bornemann@qt.io |
| qtbase | Build System | CMake Support & Qt 6 Build System | Alexandru Croitor | The Qt Company | Germany | alexandru.croitor@qt.io |
| qtbase | tools | moc | Fabian Kosmale | The Qt Company | Germany | fabian.kosmale@qt.io |
| qtbase | tools | rcc | André Pönitz | The Qt Company | Germany | andre.poenitz@qt.io |
| qtbase | tools | qlalr | ||||
| qtbase | Qt Core | Thiago Macieira | Intel | USA | thiago.macieira@intel.com | |
| qtbase | Qt Core | MIME Types | David Faure | KDAB | France | david.faure@kdab.com |
| qtbase | Qt Core | Item Models | David Faure | KDAB | France | david.faure@kdab.com |
| qtbase | Qt D-Bus | (unmaintained) | ||||
| qtbase | Qt GUI | Gunnar Sletta | Norway | gunnar@sletta.org | ||
| qtbase | Qt GUI | Accessibility | Jan Arve Sæther | The Qt Company | Norway | jan-arve.saether@qt.io |
| qtbase | Qt GUI | Input Methods & Feedback | Shawn Rutledge | The Qt Company | Norway | shawn.rutledge@qt.io |
| qtbase | Qt GUI | OpenGL | Laszlo Agocs | The Qt Company | Norway | laszlo.agocs@qt.io |
| qtbase | Qt GUI | QPainter, QImage | Eirik Aavitsland | The Qt Company | Norway | eirik.aavitsland@qt.io |
| qtbase | Qt GUI | QPrinter (PDF generation?) | ||||
| qtbase | Qt GUI | Fonts, text rendering and text layouts in QPainter and Scene Graph | Eskil Abrahamsen Blomfeldt | The Qt Company | Norway | eskil.abrahamsen-blomfeldt@qt.io |
| qtbase | Qt GUI | Windowing system bits (Qwindow, Qpixmap, reference Lighthouse plugins) | ||||
| qtbase | Qt GUI | High-DPI | Morten Sørvig | The Qt Company | Norway | morten.sorvig@qt.io |
| qtbase | Qt GUI | QPA | Tor Arne Vestbø | The Qt Company | Norway | |
| qtbase | Qt Network | Mårten Nordheim | The Qt Company | Norway | marten.nordheim@qt.io | |
| qtbase | Qt Network | High-Level network access (HTTP etc) | Mårten Nordheim | The Qt Company | Norway | marten.nordheim@qt.io |
| qtbase | Qt Network | TLS (QSslSocket et al.) | Timur Pocheptsov | The Qt Company | Norway | timur.pocheptsov@qt.io |
| qtbase | Qt Network | Low-level access (Sockets, Hostname resolution, etc) | Mårten Nordheim | The Qt Company | Norway | marten.nordheim@qt.io |
| qtbase | Qt OpenGL | |||||
| qtbase | Qt SQL | Mark Brand | Netherlands | mabrand@mabrand.nl | ||
| qtbase | Qt Test | Jason McDonald | Australia | macadder1@gmail.com | ||
| qtbase | Qt Widgets | Richard Gustavsen
Volker Hilsheimer |
The Qt Company | Norway | richard.gustavsen@qt.io
volker.hilsheimer@qt.io | |
| qtbase | Qt Widgets | Kernel | ||||
| qtbase | Qt Widgets | Layouts | Jan-Arve Sæther | The Qt Company | Norway | Jan-Arve.Saether@qt.io |
| qtbase | Qt Widgets | Styles | Richard Gustavsen | The Qt Company | Norway | richard.gustavsen@qt.io |
| qtbase | Qt Widgets | Graphics View | Andreas Aardal Hanssen | Norway | andreas@hanssen.name | |
| qtbase | Qt Widgets | Text handling | Eskil Abrahamsen-Blomfeldt | The Qt Company | Norway | eskil.abrahamsen-blomfeldt@qt.io |
| qtbase | Qt Widgets | Item Views | ||||
| qtbase | Qt Widgets | Widgets & Dialogs | Richard Moe Gustavsen | The Qt Company | richard.gustavsen@qt.io | |
| qtbase | Qt XML | |||||
| qtbase | (Plugins) | xcb | ||||
| qtbase | (Plugins) | windows | André de la Rocha
Oliver Wolff |
The Qt Company | Germany | andre.rocha@qt.io
oliver.wolff@qt.io |
| qtbase | (Plugins) | cocoa | ||||
| qtbase | (Plugins) | EGLFS | ||||
| qtbase | (Plugins) | QNX | ||||
| qtcanvas3d | Qt Canvas 3D | Pasi Keranen | The Qt Company | Finland | pasi.keranen@qt.io | |
| qtcharts | Qt Charts | Miikka Heikkinen | The Qt Company | Finland | miikka.heikkinen@qt.io | |
| qtcloudmessaging | Ari Salmi | SnowGrains | snowgrains@snowgrains.com | |||
| qtcoap | Qt CoAP | Sona Kurazyan | The Qt Company | Germany | sona.kurazyan@qt.io | |
| qtconnectivity | Qt NFC | Aaron McCarthy | Australia | mccarthy.aaron@gmail.com | ||
| qtconnectivity | Qt Bluetooth | Alex Blasche | The Qt Company | Germany | alexander.blasche@qt.io | |
| qtdatavis3d | Qt Data Visualization | Tomi Korpipää | The Qt Company | Finland | tomi.korpipaa@qt.io | |
| qtdeclarative | ||||||
| qtdeclarative | Qt QML | Language & JS integration | Ulf Hermann | The Qt Company | Germany | ulf.hermann@qt.io |
| qtdeclarative | Qt QML | QML and C++ core API | Ulf Hermann | The Qt Company | Germany | ulf.hermann@qt.io |
| qtdeclarative | Qt Quick | Robin Burchell, Shawn Rutledge | Norway | |||
| qtdeclarative | Qt Quick | Scene graph | Andy Nichols | The Qt Company | Norway | andy.nichols@qt.io |
| qtdoc | Norway | |||||
| qtfeedback | Qt Feedback | Not supported | Chris Adams | Qinetic | Australia | chris.adams@qinetic.com.au |
| qtgamepad | Qt Gamepad | Andy Nichols | The Qt Company | Norway | andy.nichols@qt.io | |
| qtgraphicaleffects | Qt Graphical Effects | |||||
| qthttpserver | Qt HTTP Server | Mikhail Svetkin | mikhail.svetkin@gmail.com | |||
| qtimageformats | Qt Image Formats | Eirik Aavitsland | The Qt Company | Norway | eirik.aavitsland@qt.io | |
| qtinterfaceframework | Qt Interface Framwork | Dominik Holland | The Qt Company | Germany | dominik.holland@qt.io | |
| qtlanguageserver | Qt Language Server | Language server protocol, including JsonRPC | Fawzi Mohamed | The Qt Company | Germany | Fawzi.Mohamed@qt.io |
| qtlottie | Qt Lottie | Rebecca Worledge | USA | becky.worledge@gmail.com | ||
| qtlocation | Qt Location | Alex Blasche | The Qt Company | Germany | alexander.blasche@qt.io | |
| qtpositioning | Qt Positioning | Alex Blasche | The Qt Company | Germany | alexander.blasche@qt.io | |
| qtmacextras | Qt Mac Extras | Tor Arne Vestbø | The Qt Company | Norway | tor.arne.vestbo@qt.io | |
| qtmqtt | Qt MQTT | Maurice Kalinowski | The Qt Company | Germany | maurice.kalinowski@qt.io | |
| qtmultimedia | Qt Multimedia | Lars Knoll | The Qt Company | Norway | lars.knoll@qt.io | |
| qtnetworkauth | Qt Network Authorization | Jesús Fernández | Spain | jsfdez@gmail.com | ||
| qtopcua | Qt Opc Ua | Frank Meerkötter | basysKom GmbH | Germany | frank.meerkoetter@basyskom.com | |
| qtpurchasing | Qt Purchasing | Eskil Abrahamsen Blomfeldt | The Qt Company | Norway | eskil.abrahamsen-blomfeldt@qt.io | |
| qtqa | Internal use | |||||
| qtquick1 | Qt Declarative | |||||
| qtquick3d | Qt Quick 3D | Andy Nichols | The Qt Company | Norway | andy.nichols@qt.io | |
| qtquickcontrols | Qt Quick Controls | |||||
| qtquickcontrols2 | Qt Quick Controls 2 | Mitch Curtis | The Qt Company | Norway | mitch.curtis@qt.io | |
| qtquicktimeline | Qt Quick Timeline | Thomas Hartmann | The Qt Company | Germany | thomas.hartmann@qt.io | |
| qtremoteobjects | Qt Remote Objects | Brett Stottlemyer | Ford | USA | bstottle@ford.com | |
| qtrepotools | ||||||
| qtscxml | Qt SCXML | Ulf Hermann | The Qt Company | Germany | ulf.hermann@qt.io | |
| qtsensors | Qt Sensors | Lorn Potter | Australia | lorn.potter@gmail.com | ||
| qtserialbus | Qt Serial Bus | CAN Bus | André Hartmann | Germany | aha_1980@gmx.de | |
| qtserialbus | Qt Serial Bus | ModBus | Karsten Heimrich | The Qt Company | Germany | karsten.heimrich@qt.io |
| qtserialport | Qt Serial Port | |||||
| qtshadertools | Qt ShaderTools | Laszlo Agocs | The Qt Company | Norway | laszlo.agocs@qt.io | |
| qtspeech | Qt Speech | Frederik Gladhorn | Norway | [[1]] | ||
| qtsvg | Qt SVG | |||||
| qtsystems | Qt Publish and Subscribe | Not supported since Qt 5 | Alex Blasche | The Qt Company | Germany | alexander.blasche@qt.io |
| qtsystems | Qt Service Framework | Not supported since Qt 5 | Alex Blasche | The Qt Company | Germany | alexander.blasche@qt.io |
| qtsystems | Qt System Info | Not supported since Qt 5 | Lorn Potter | Australia | lorn.potter@gmail.com | |
| qttools | Assistant & Qt Help | Jaroslaw Kobus | The Qt Company | Germany | jaroslaw.kobus@qt.io | |
| qttools | Designer and Qt UI Tools | Friedemann Kleint | The Qt Company | Germany | friedemann.kleint@qt.io | |
| qttools | Linguist & related tools | Kai Köhne | The Qt Company | Germany | kai.koehne@qt.io | |
| qttools | qdoc | Topi Reiniö | The Qt Company | Norway | topi.reinio@qt.io | |
| qttranslations | Oswald Buddenhagen | Germany | oswald.buddenhagen@gmx.de | |||
| qtvirtualkeyboard | Qt Virtual Keyboard | Jarkko Koivikko | Code-Q | Finland | jarkko.koivikko@code-q.fi | |
| qtwayland | Qt Wayland | Giulio Camuffo | KDAB | Finland | giulio.camuffo@kdab.com | |
| qtwebkit | Qt WebKit | Not supported | Konstantin Tokarev | Russian Federation | annulen@yandex.ru | |
| qtwebengine | Qt WebEngine | Allan Sandfeld Jensen | The Qt Company | Germany | allan.jensen@qt.io | |
| qtwebsockets | Qt WebSockets | Kurt Pattyn | Belgium | pattyn.kurt@gmail.com | ||
| qtwebchannel | Qt WebChannel | Arno Rehn | Menlo Systems GmbH | Germany | a.rehn@menlosystems.com | |
| qtwebview | Qt WebView | Christian Strømme | The Qt Company | Norway | christian.stromme@qt.io | |
| qtwinextras | Qt Win Extras | |||||
| qtx11extras | Qt X11 Extras | David Faure | KDAB | France | david.faure@kdab.com | |
| qtxmlpatterns | Qt XML Patterns |
Platform Maintainers
Qt supports many different platforms and operating systems. The people in this list have the final responsibility for Qt on a certain platform/operating system.
| Platform | Name | Company | Country | |
|---|---|---|---|---|
| Android | Bogdan Vatra | KDAB | Romania | bogdan@kdab.com |
| Direct2D | Louai Al-Khanji | The Qt Company | USA | louai.al-khanji@qt.io |
| EGLFS | Laszlo Agocs | The Qt Company | Norway | laszlo.agocs@qt.io |
| iOS | Tor Arne Vestbø | The Qt Company | Norway | tor.arne.vestbo@qt.io |
| LinuxFB | Laszlo Agocs | The Qt Company | Norway | laszlo.agocs@qt.io |
| Linux/X11 | Gatis Paeglis | The Qt Company | Norway | gatis.paeglis@qt.io |
| macOS | Tor Arne Vestbø | The Qt Company | Norway | tor.arne.vestbo@qt.io |
| QNX | James McDonnell | BlackBerry | Canada | jmcdonnell@blackberry.com |
| tvOS | Mike Krus | KDAB | UK | mike.krus@kdab.com |
| watchOS | Tor Arne Vestbø | The Qt Company | Norway | tor.arne.vestbo@qt.io |
| Wayland | Giulio Camuffo | KDAB | Finland | giulio.camuffo@kdab.com |
| WebAssembly | Lorn Potter
Morten Sørvig |
Llornkcor
The Qt Company |
Australia
Norway |
ljpotter@llornkcor.com
morten.sorvig@qt.io |
| WebGL | Jesús Fernández | Spain | jsfdez@gmail.com | |
| Windows CE | Andreas Holzammer | KDAB | Germany | andreas.holzammer@kdab.com |
| Windows Desktop | André de la Rocha
Oliver Wolff |
The Qt Company | Germany | andre.rocha@qt.io
oliver.wolff@qt.io |
| Windows Runtime | Oliver Wolff | The Qt Company | Germany | oliver.wolff@qt.io |
Qt Creator Maintainers
| Module | Sub-Component | Name | Company | Country | |
| Qt Creator | Eike Ziller | The Qt Company | Germany | eike.ziller@qt.io | |
| Code Pasting | Needs Maintainer | ||||
| Debugging & Profiling | André Pönitz | The Qt Company | Germany | andre.poenitz@qt.io | |
| Debugging & Profiling | CDB/MSVC | David Schulz | The Qt Company | Germany | david.schulz@qt.io |
| Debugging & Profiling | GDB | André Pönitz | The Qt Company | Germany | andre.poenitz@qt.io |
| Debugging & Profiling | Python | Needs Maintainer | |||
| Debugging & Profiling | QML | Ulf Hermann | The Qt Company | Germany | ulf.hermann@qt.io |
| Debugging & Profiling | Valgrind | André Pönitz | The Qt Company | Germany | andre.poenitz@qt.io |
| Documentation | Leena Miettinen | The Qt Company | Germany | riitta-leena.miettinen@qt.io | |
| FakeVim | André Pönitz | The Qt Company | Germany | andre.poenitz@qt.io | |
| Plugin Manager & Core; Find & Locator; External tools | Eike Ziller | The Qt Company | Germany | eike.ziller@qt.io | |
| Project Management & Targets | Christian Kandeler | The Qt Company | Germany | christian.kandeler@qt.io | |
| Project Management & Targets | Qbs | Christian Kandeler | The Qt Company | Germany | christian.kandeler@qt.io |
| Project Management & Targets | Autotools | Needs Maintainer | |||
| Project Management & Targets | Generic | Needs Maintainer | |||
| Project Management & Targets | QMake | Christian Kandeler | The Qt Company | Germany | christian.kandeler@qt.io |
| Project Management & Targets | CMake | Cristian Adam | The Qt Company | Germany | cristian.adam@qt.io |
| Project Management & Targets | QML | Thomas Hartmann | The Qt Company | Germany | thomas.hartmann@qt.io |
| Project Management & Targets | Remote Linux | Christian Kandeler | The Qt Company | Germany | christian.kandeler@qt.io |
| Qt Quick Designer | Thomas Hartmann | The Qt Company | Germany | thomas.hartmann@qt.io | |
| Qt Help Integration | Jaroslaw Kobus | The Qt Company | Germany | jaroslaw.kobus@qt.io | |
| Tests | Robert Löhning | The Qt Company | Germany | robert.loehning@qt.io | |
| Text Editors & Language Support | David Schulz | The Qt Company | Germany | david.schulz@qt.io | |
| Text Editors & Language Support | C/C++ | Christian Kandeler | The Qt Company | Germany | christian.kandeler@qt.io |
| Text Editors & Language Support | QML | ||||
| Version Control | Orgad Shaneh | AudioCodes | Israel | orgads@gmail.com | |
| Version Control | Bazaar | Needs Maintainer | |||
| Version Control | ClearCase | Orgad Shaneh | AudioCodes | Israel | orgads@gmail.com |
| Version Control | CVS | Needs Maintainer | |||
| Version Control | Git | Orgad Shaneh | AudioCodes | Israel | orgads@gmail.com |
| Version Control | Mercurial | Needs Maintainer | |||
| Version Control | Perforce | Needs Maintainer | |||
| Version Control | Subversion | Needs Maintainer | |||
| Welcome Mode | Thomas Hartmann | The Qt Company | Germany | thomas.hartmann@qt.io | |
| Widget Designer | Friedemann Kleint | The Qt Company | Germany | friedemann.kleint@qt.io |
Qt 3D Studio Maintainers
| git repo | Component | Name | Company | Country | |
|---|---|---|---|---|---|
| qt3dstudio | UX | Soili Väinämö | The Qt Company | Finland | soili.vainamo@qt.io |
| qt3dstudio | Editor application code | Tomi Korpipää | The Qt Company | Finland | tomi.korpipaa@qt.io |
| qt3dstudio | Runtime 1.0 | Antti Määttä | The Qt Company | Finland | antti.maatta@qt.io |
| qt3dstudio | Installer and Viewer app | Miikka Heikkinen | The Qt Company | Finland | miikka.heikkinen@qt.io |
| qt3d-runtime | Runtime 2.0 | Laszlo Agocs | The Qt Company | Norway | laszlo.agocs@qt.io |
Qt Installer Framework Maintainers
| Module | Component | Name | Company | Country | |
|---|---|---|---|---|---|
| Qt Installer Framework | All | Katja Marttila | The Qt Company | Finland | katja.marttila@qt.io |
Qt for Python Maintainers
| Module | Component | Name | Company | Country | |
|---|---|---|---|---|---|
| Qt for Python | PySide, Build System, Tooling | Cristián Maureira-Fredes | The Qt Company | Germany | cristian.maureira-fredes@qt.io |
| Qt for Python | Shiboken, Documentation | Friedemann Kleint | The Qt Company | Germany | friedemann.kleint@qt.io |
| Qt for Python | All | Christian Tismer | Germany | tismer@stackless.com | |
| Qt for Python | All | Alexandru Croitor | The Qt Company | Germany | alexandru.croitor@qt.io |
CI Maintainers
| Area | Name | Company | Country | |
|---|---|---|---|---|
| Coin | Toni Saario | The Qt Company | Finland | toni.saario@qt.io |
| HW/Virtualization | Tony Sarajärvi | The Qt Company | Finland | tony.sarajarvi@qt.io |
| Gerrit | Gerrit Admin Team | The Qt Company | gerrit-admin@qt-project.org | |
| Jira | Jira Admin Team | The Qt Company | Jira-admin@qt-project.org |