Qt Group

Qt Group offers cross-platform solutions for the entire software development lifecycle. Qt Group (Nasdaq Helsinki: QTCOM) is a global software company, trusted by industry leaders and over 1.5 million developers worldwide to create applications and smart devices that users love. They help their customers to increase productivity through the entire product development lifecycle – from UI design and software development to quality management and deployment. Their customers are in more than 70 different industries in over 180 countries. Qt Group is headquartered in Espoo, Finland, and employs almost 800 people globally.


Company nameQt Group
Link(s) to webpageMain page: Qt | Tools for Each Stage of Software Development Lifecycle
Country(ies)Global, headquarters in Finland
Additional information (e.g. age, size, industry sector)First public version of Qt framework 1995Large company  (midcap)Almost 800 employees
3Os (OS/OD/OH) relating to the company and the role of the company as a user and/or contributorOS – contributor and user
4Es (artificial intelligence and machine learning (AI); blockchain (BC); quantum (QN); robotics (RB)) relating to the company and the role of the company as a user and/or a contributorAI – user
Relevant type of business model(s)Business driven model – Asset based – Dual strategiesSee:Contribution agreement: Legal | Contribution Agreement – QtSecuring availability:KDE Free Qt Foundation – KDE Community
Relevant type of license(s)LGPLv3, GPLSee: Qt – Obligations of the GPL and LGPL

How OS/OD/OH is used?

Qt Company can be regarded as a focal firm of an open source software ecosystem. As a provider of software development frameworks and related development tools for creating software applications and embedded devices, they rely heavily on the open source community for further innovation and developing their core assets. They use a dual licensing model so that their customers can buy a commercial licence for the products but products are also available with open source licences. In addition to individual developers, several organisations have also joined the development community. Qt Company also provides community management services and organises community events like Qt Contributor Summit. Qt Company has an agreement with the KDE Free Qt Foundation with the purpose of securing the availability of the Qt toolkit for the development of free software and in particular for the development of the KDE software.

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