Sponsors

The Qt Company (NASDAQ OMX Helsinki: QTCOM) is responsible for Qt development, productization and licensing under commercial and open-source licenses. Qt is a C++ based framework of libraries and tools that enables the development of powerful, interactive and cross-platform applications and devices.

Used by over a million developers worldwide, Qt is a C++ based framework of libraries and tools that enables the development of powerful, interactive and cross-platform applications and devices. Qt’s support for multiple desktop, embedded and mobile operating systems allows developers to save significant time related to application and device development by simply reusing one code. Industry leaders such as Navico, ABB, Pitney Bowes, Thales, Michelin, Magneti Marelli and Sennheiser power their products with Qt for their in-vehicle devices, industrial automation applications and mission-critical systems. The Qt Company operates in China, Finland, Germany, Korea, Norway, Russia, Sweden and USA. Code less. Create more. Deploy everywhere.

The Future is Written with Qt

Blue Systems is a company investing in Free/Libre Computer Technologies. It sponsors several KDE projects and distributions like Netrunner. Their goal is to offer solutions for people valuing freedom and choice.

KDAB is the world's leading software consultancy for architecture, development and design of Qt, C++ and OpenGL applications across desktop, embedded and mobile platforms. The biggest independent contributor to Qt, KDAB experts build run-times, mix native and web technologies, solve hardware stack performance issues and porting problems for hundreds of customers, many among the Fortune 500. KDAB’s tools and extensive experience in creating, debugging, profiling and porting complex, great looking applications help developers worldwide to deliver successful projects. KDAB’s global experts, all full-time developers, provide market leading training with hands-on exercises for Qt, OpenGL and modern C++ in multiple languages.

https://www.kdab.com/

The openSUSE project is a worldwide effort that promotes the use of Linux everywhere. openSUSE creates one of the world's best Linux distributions, working together in an open, transparent and friendly manner as part of the worldwide Free and Open Source Software community. The project is controlled by its community and relies on the contributions of individuals, working as testers, writers, translators, usability experts, artists and ambassadors or developers. The project embraces a wide variety of technology, people with different levels of expertise, speaking different languages and having different cultural backgrounds. Learn more at:

https://www.opensuse.org/

At PPRO we believe that awesome software and awesome people are the foundation of our business and the key to our success. We hire excellent engineers and let them build our services, which are used by our partners and millions of consumers. Our Munich-based engineering team build our payment systems using FreeBSD, modern C++, SQL, and Python, combined with open source components like cmake, clang, React, Ice, MariaDB, git, Phabricator etc. PPRO's main products are prepaid MasterCard and Visa cards, as well as access to alternative payment methods for cross-border e-commerce. Learn more at:

https://www.ppro.com/

Froglogic is a software company based in Hamburg, Germany, with additional offices in the USA, and with over 3,000 customers world-wide. froglogic is famous for its automated testing suite Squish with its flagship product Squish GUI Tester, the market-leading automated testing tool for GUI applications based on Qt, Java AWT/Swing, SWT/RCP and JavaFX, Mac OS X Carbon/Cocoa, Windows MFC, NET and WPF, iOS Cocoa Touch, Android, and for HTML/Ajax/Flex-based web applications running in a variety of web browsers. In addition, froglogic's offering includes the professional cross-platform C, C++, C# and Tcl Code Coverage tool Squish Coco. Learn more at:

https://www.froglogic.com/

Nextcloud is the most popular Open Source file sync and share technology, giving you easy and secure access to your data on your own server through mobile/desktop apps or our web interface. You can extend nextcloud to manage your Calendars, Mail, secure Video Calls, Bookmarks and much more.

Open Invention Network is the largest patent non-aggression community in history and supports freedom of action in Linux as a key element of open source software. Launched in 2005 and funded by Google, IBM, NEC, Philips, Red Hat, Sony, SUSE, and Toyota, OIN has more than 2,000 community members and owns more than 1,100 global patents and applications. The OIN patent license and member cross-licenses are available royalty free to any party that joins the OIN community. Joining OIN helps provide community members with patent freedom of action in Linux and adjacent open source technologies, free of charge or royalties.

Red Hat is the world's leading provider of open source solutions, using a community-powered approach to provide reliable and high-performing cloud, virtualization, storage, Linux, and middleware technologies.