Top QT6 GitHub Repositories & Tools (2026)

A custom launcher for Minecraft that allows you to easily manage multiple installations of Minecraft at once (Fork of MultiMC)

Stellarium is a free GPL software which renders realistic skies in real time with OpenGL. It is available for Linux/Unix, Windows, macOS and Haiku. With Stellarium, you really see what you can see with your eyes, binoculars or a small telescope.

edb is a cross-platform AArch32/x86/x86-64 debugger.

Avogadro libraries provide 3D rendering, visualization, analysis and data processing useful in computational chemistry, molecular modeling, bioinformatics, materials science, and related areas.

Native Linux port of Thermalright LCD Control Center (TRCC 2.1.2). Themes, video, overlays, RGB LED control. Supports SCSI, HID LCD, and HID LED devices.

Native amateur-radio workstation for FlexRadio (FLEX-6000/8000/Aurora) — Linux, macOS, Windows · Qt6 + C++20

A custom launcher for Minecraft that allows you to easily manage multiple installations of Minecraft at once (Fork of MultiMC)

git-cola: The highly caffeinated Git GUI