Qt Extended (namedQtopia before September 30, 2008) is an applicationplatform forembedded Linux-based mobile computing devices such aspersonal digital assistants,video projectors andmobile phones. It was initially developed byThe Qt Company, at the time known as Qt Software and a subsidiary ofNokia. When they cancelled the project thefree software portion of it was forked by the community and given the nameQt Extended Improved. TheQtMokoDebian-based distribution is the natural successor to these projects as continued by the efforts of theOpenmoko community.^[1][2]

Qt Extended features:

• Windowing system
• Synchronizationframework
• Integrated development environment
• Internationalization and localization support
• Games andmultimedia
• Personal information manager applications
• Full screenhandwriting
• Input methods
• Personalization options
• Productivity applications
• Internet applications
• Java integration
• Wireless support

Qt Extended isdual licensed under theGNU General Public License (GPL) andproprietary licenses.

As of 2006, Qtopia was running on several million devices, including 11 mobile phone models and 30 otherhandheld devices.^[3]

Models included theSharp CorporationZaurus line of Linux handhelds, theSony mylo, theArchosPortable Media Assistant (PMA430) (a multimedia device), theGamePark HoldingsGP2X,Greenphone (an open phone initiative),Pocket PC,FICOpenmoko phones:Neo 1973 andFreeRunner. An unofficialhack allows its use on the Archos wifi series ofportable media players (PMP) 604, 605, 705, and also on several Motorola phones such as E2, Z6 and A1200. The U980 ofZTE is the last phone running it.

Native applications could be developed and compiled usingC++.^[4] Managed applications could be developed in Java.

Qt Extended Improved
Developer	Qt Extended Improved Project
OS family	Linux
Latest release	4.5.2 / June 28, 2009; 16 years ago (2009-06-28)
Kernel type	Monolithic kernel
License	GPL andproprietary
Official website	wiki.openmoko.org/wiki/Qt_Extended_Improved

On March 3, 2009, Qt Software announced the discontinuation of Qt Extended as a standalone product, with some features integrated on the Qt Framework.^[5]

TheOpenmoko community hasforked^[6] the final stable release intoQt Extended Improved (later renamed toQtMoko)^[7] which, like its predecessor, is an applicationplatform forembedded Linux-based mobile computing devices such aspersonal digital assistants,video projectors andmobile phonesdual licensed under theGNU General Public License (GPL) andproprietary licenses.

Qt Extended Improved can run on several mobile devices, most notably theOpenmoko phones:Neo 1973 andFreeRunner.

• Access Linux Platform
• Android
• iOS
• MeeGo
• Nucleus RTOS
• Openmoko Linux
• PalmwebOS
• Symbian
• Tizen
• Windows Mobile

• Qt Extended Whitepaper from Qt Software
• "Qtopia Screenshots". Trolltech. Archived fromthe original on February 28, 2009. Retrieved29 June 2009.

• Embedded Linux
• Mobile Linux
• Mobile software
• Openmoko
• Personal digital assistant software
• Software forks
• Software that uses Qt

• Articles with short description
• Short description is different from Wikidata