Qt 6.11 Released

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Summary

The 6.11 release for Qt Framework is now available, with improved performance, newly supported techniques and capabilities on graphics, connectivity and languages, not to mention a whole new approach to asynchronous C++ coding. Take a closer look. Watch the Highlights Release Video Here's Maycon's summary of the release highlights: If the embed doesn't show, you can watch the release video in YouTube. Performance & Productivity to 2D Rendering: Qt Canvas Painter The release brings about a new, modern way of drawing 2D graphics with Qt: Qt Canvas Painter. It’s a new module with imperative 2D graphics rendering capabilities built on top of Qt’s Rendering Hardware Interface (RHI). The hardware acceleration provides notable performance gains for your UI graphics, with benchmarks showing significant speedups over the earlier module, QPainter’s OpenGL backend. Qt Canvas Painter closely follows the familiar HTML Canvas 2D context, making it fast and easy to start using it, and providing productivity from the start. In addition to the performance and productivity uplifts, the new module adds some great advanced features to the table. These include adjustable antialiasing, box gradients and shadows, grid patterns, custom shader brushes, and color effects—supporting modern, visually rich UIs and efficient GPU‑driven drawing workflows. See what it’s about in this 1-minute teaser video: And dive deeper in Kaj’s blog series: Improvements to One of the Best 3D Frameworks Qt has evolved into offering the same 3D capabilities as a game engine but providing consistent, high performance. That means UIs with Qt Quick 3D run smoothly even with complex elements, effects, or animations. New Real-Time Rendering Techniques: SSGI, SSR, and Motion Vectors Where Qt 6.10 introduced improvements on lightmap baking, a technique used for how light interacts with static objects, the 6.11 release now introduces a dynamic alternative to it. SSGI (Screen Space Global Illumination) is a rendering tech...

First seen: 2026-03-23 20:11

Last seen: 2026-03-24 00:13