Can viMarkdown be built on Linux?
Recently, I've been developing viMarkdown, which is a Markdown editor powered by Qt6.
viMarkdown screnn shot
Unfortunately, I don't currently have access to a Linux environment. Could someone try building viMarkdown with CMake and QtCreator and let me know whether it builds successfully?
viMarkdown: https://github.com/vivisuke/viMarkdown
https://redd.it/1u8qb3o
@qt_reddit
Recently, I've been developing viMarkdown, which is a Markdown editor powered by Qt6.
viMarkdown screnn shot
Unfortunately, I don't currently have access to a Linux environment. Could someone try building viMarkdown with CMake and QtCreator and let me know whether it builds successfully?
viMarkdown: https://github.com/vivisuke/viMarkdown
https://redd.it/1u8qb3o
@qt_reddit
Media is too big
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The new SkyMaterial from Qt 6.12, designed for working with indirect light, has been successfully integrated with Ecliptica game. Check out the results! We now have smooth, fluid weather and daytime transitions.
https://redd.it/1uas6iz
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https://redd.it/1uas6iz
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GNU debugger GDB how to use for KDE and Qt programming tutorial
https://www.youtube.com/watch?v=GR2jIleellk
https://redd.it/1uboc4s
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https://www.youtube.com/watch?v=GR2jIleellk
https://redd.it/1uboc4s
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YouTube
GNU debugger GDB how to use for KDE programming tutorial - June 2026 - 5b283960
How to start a KDE GUI app using gdb. How to view values of variables that use Qt types such as QString. How to debug core dumps of crashed processes. How to view and navigate source code. How to use breakpoints, watchpoints. How to step over, step into,…
Ideas for Pet Projects
Hi, I've been learning Qt for two months by reading Max Schlee's book. If you have any ideas for pet-projects, I'd be happy to hear from you.
https://redd.it/1ubv262
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Hi, I've been learning Qt for two months by reading Max Schlee's book. If you have any ideas for pet-projects, I'd be happy to hear from you.
https://redd.it/1ubv262
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Thinking of Switching to Qt/C++ Desktop Development Looking for Good Learning Resources
I'm considering changing my development focus and moving into desktop application development using Qt and C++. My goal is to build modern cross-platform desktop applications and eventually become proficient with Qt Widgets, Qt Core, and QML. I'm looking for recommendations on:
High-quality C++ tutorials (beginner to intermediate)
The best Udemy courses for modern C++
Good Qt courses covering Qt Core and Qt Widgets
QML and Qt Quick learning resources
Any learning roadmap for becoming productive with Qt development
If you've made a similar transition or currently work with Qt professionally, I'd love to hear what resources helped you the most and what you'd recommend avoiding.
https://redd.it/1uce0ls
@qt_reddit
I'm considering changing my development focus and moving into desktop application development using Qt and C++. My goal is to build modern cross-platform desktop applications and eventually become proficient with Qt Widgets, Qt Core, and QML. I'm looking for recommendations on:
High-quality C++ tutorials (beginner to intermediate)
The best Udemy courses for modern C++
Good Qt courses covering Qt Core and Qt Widgets
QML and Qt Quick learning resources
Any learning roadmap for becoming productive with Qt development
If you've made a similar transition or currently work with Qt professionally, I'd love to hear what resources helped you the most and what you'd recommend avoiding.
https://redd.it/1uce0ls
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Qt Quick - how to clip rounded corners
I’m fairly new to Qt, and I’m trying to implement a design that uses a lot of rounded corners. I’ve managed to achieve rounded corners using MultiEffect’s mask effect, but this seems excessively complex, and I feel like I must be missing something.
As a simple example, I’m trying to implement a popup that looks similar to the following, with the item’s background changing on hover: https://jsfiddle.net/ygtc06a5/ How could this be done?
Thanks!
https://redd.it/1uceuzq
@qt_reddit
I’m fairly new to Qt, and I’m trying to implement a design that uses a lot of rounded corners. I’ve managed to achieve rounded corners using MultiEffect’s mask effect, but this seems excessively complex, and I feel like I must be missing something.
As a simple example, I’m trying to implement a popup that looks similar to the following, with the item’s background changing on hover: https://jsfiddle.net/ygtc06a5/ How could this be done?
Thanks!
https://redd.it/1uceuzq
@qt_reddit
jsfiddle.net
Edit fiddle - JSFiddle - Code Playground
JSFiddle - Test your JavaScript, CSS, HTML or CoffeeScript online with JSFiddle.
[A full-featured scene editor for Qt Quick3d] xyrillforge
https://www.youtube.com/watch?v=MnaxTK3klLo
https://redd.it/1uec8p1
@qt_reddit
https://www.youtube.com/watch?v=MnaxTK3klLo
https://redd.it/1uec8p1
@qt_reddit
YouTube
xyrillforge - walktrough
Short walkthrough of XyrillForge, a prototype viewport-first 3D scene editor for Qt Quick3D projects.
The goal is to make day-to-day 3D scene editing in QML feel closer to a dedicated game/editor workflow while staying compatible with Qt Design Studio-style…
The goal is to make day-to-day 3D scene editing in QML feel closer to a dedicated game/editor workflow while staying compatible with Qt Design Studio-style…
libpyqt6.so now ships with conda-forge PyQt6 — custom Qt Designer widgets work out of the box
If you've ever tried to use a QDesignerCustomWidgetInterface subclass with PyQt6 installed via conda, you hit the same wall: Qt Designer shows "Python plugin" as failed in Help > About Plugins, because libpyqt6.so was never included in the conda package.
For pip users, pyqt6-tools provides a wrapper around Designer that sets up the path. But with conda, there was no workaround — the physical plugin file just wasn't there.
I fixed the conda-forge recipe. Since build _1 of PyQt6 6.11.0 (published June 17), the plugin is included:
conda install pyqt6=6.11.0=*_1
What changed: the pyqt6 recipe was only installing the Python package, but Qt plugins need to be in $PREFIX/plugins/designer/.
The build was already producing libpyqt6.so — the recipe just wasn't copying it to the right place. One line fix: cp -r $PREFIX/lib/python3.x/site-packages/PyQt6/Qt/plugins/ $PREFIX/plugins/
Same issue exists for PyQt5 (needs libpyqt5.so) but since Qt5 reaches EOL in December 2026, PyQt6 is the priority.
If you're building conda packages that ship Qt plugins, check that qt-plugins are in the right location. The upstream build system puts them inside the Python site-packages — conda expects them under $PREFIX/plugins/.
This was discussed on the PyQt mailing list earlier this week.
I'm posting it here in case anyone else was tracking the issue.
https://redd.it/1uaytj4
@qt_reddit
If you've ever tried to use a QDesignerCustomWidgetInterface subclass with PyQt6 installed via conda, you hit the same wall: Qt Designer shows "Python plugin" as failed in Help > About Plugins, because libpyqt6.so was never included in the conda package.
For pip users, pyqt6-tools provides a wrapper around Designer that sets up the path. But with conda, there was no workaround — the physical plugin file just wasn't there.
I fixed the conda-forge recipe. Since build _1 of PyQt6 6.11.0 (published June 17), the plugin is included:
conda install pyqt6=6.11.0=*_1
What changed: the pyqt6 recipe was only installing the Python package, but Qt plugins need to be in $PREFIX/plugins/designer/.
The build was already producing libpyqt6.so — the recipe just wasn't copying it to the right place. One line fix: cp -r $PREFIX/lib/python3.x/site-packages/PyQt6/Qt/plugins/ $PREFIX/plugins/
Same issue exists for PyQt5 (needs libpyqt5.so) but since Qt5 reaches EOL in December 2026, PyQt6 is the priority.
If you're building conda packages that ship Qt plugins, check that qt-plugins are in the right location. The upstream build system puts them inside the Python site-packages — conda expects them under $PREFIX/plugins/.
This was discussed on the PyQt mailing list earlier this week.
I'm posting it here in case anyone else was tracking the issue.
https://redd.it/1uaytj4
@qt_reddit
Does Qt Have a Future or Not?
Where is Qt used the most today in terms of countries, industries, and companies?
I am curious where the demand for Qt C++ developers is strongest ?
https://redd.it/1ufkoeo
@qt_reddit
Where is Qt used the most today in terms of countries, industries, and companies?
I am curious where the demand for Qt C++ developers is strongest ?
https://redd.it/1ufkoeo
@qt_reddit
Reddit
From the QtFramework community on Reddit
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How to learn shader programming for Qt 6?
Are there tutorials or walkthroughs for programming shaders on Qt 6 that you can recommend? The first thing I want to do is draw QSGGeometry lines with varying line thicknesses but I’m finding it difficult to get started.
https://redd.it/1uft3w1
@qt_reddit
Are there tutorials or walkthroughs for programming shaders on Qt 6 that you can recommend? The first thing I want to do is draw QSGGeometry lines with varying line thicknesses but I’m finding it difficult to get started.
https://redd.it/1uft3w1
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Tasket++ - Lightweight no‑code automation tool for Windows (free & open source)
https://redd.it/1ug080n
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https://redd.it/1ug080n
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Reddit
From the QtFramework community on Reddit: Tasket++ - Lightweight no‑code automation tool for Windows (free & open source)
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How to support japanese writing in rich text editor
For a document editor that supports Japanese text it should be able to write vertically. Also, if I'm not wrong, there are some characters that are different when written vertically. Is there an easy way to do all that in a rich text editor widget?
I assume that those are the main problems. The character writing itself and to show them I guess it's already solved by other things, like html format, etc. And I don't know if I have to worry about anything else about that
https://redd.it/1ug33ti
@qt_reddit
For a document editor that supports Japanese text it should be able to write vertically. Also, if I'm not wrong, there are some characters that are different when written vertically. Is there an easy way to do all that in a rich text editor widget?
I assume that those are the main problems. The character writing itself and to show them I guess it's already solved by other things, like html format, etc. And I don't know if I have to worry about anything else about that
https://redd.it/1ug33ti
@qt_reddit
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Balancing visual layouting and custom code
I'm quite a beginner but quite interested in the visual layout of applications in QT Creator. (C++, without QML) On the other hand I start to find myself creating custom widgets. And I cannot always see a full visual preview.
What's a good balance between "visual editing" and custom Code?
https://redd.it/1ug7pe9
@qt_reddit
I'm quite a beginner but quite interested in the visual layout of applications in QT Creator. (C++, without QML) On the other hand I start to find myself creating custom widgets. And I cannot always see a full visual preview.
What's a good balance between "visual editing" and custom Code?
https://redd.it/1ug7pe9
@qt_reddit
Reddit
From the QtFramework community on Reddit
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