A lightweight Qt5 UI integration library that simplifies UI development.

File manager for deepin desktop environment.

Fluent-UI For QT-Widget

UGENE is free open-source cross-platform bioinformatics software

Qt Base (Core, Gui, Widgets, Network, ...)

Head tracking software for MS Windows, Linux, and Apple OSX

A collection of Fluent Design UI plugins based on Qt5-Widget, specifically optimized for touchscreen devices. This project provides modern, fluid, and touch-friendly interface components for Qt applications.

Render Doxygen XML via text templates

Smithy code generator for Qt

OpenShot Video Library (libopenshot) is a free, open-source project dedicated to delivering high quality video editing, animation, and playback solutions to the world. API currently supports C++, Python, and Ruby.

Open source patternmaking software to democratize fashion.

Otter Browser aims to recreate the best aspects of the classic Opera (12.x) UI using Qt5

OpenSCAD - The Programmers Solid 3D CAD Modeller

A quick way to use webshortcuts and autocompletion for the KDE Krunner launcher

C++ Coroutines for Qt

Simple, cross-platform image viewer

Qucs-S is a circuit simulation program with Qt-based GUI

A simple compiler for bash outputing compilable c++ code (qt5/6)

Tag Input widget for Qt5 or Qt6

A Qt library to write cross-platform clients for Matrix