Top QT GitHub Repositories & Tools (2026)

:house_with_garden: Open source home automation that puts local control and privacy first.

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

Official repository for Spyder - The Scientific Python Development Environment

A self-hosted dashboard for CrowdSec: investigate alerts, manage decisions, monitor runtime metrics, and send notifications from one responsive UI.

Open-source AI video platform: a self-hosted NVR (ONVIF/RTSP, recording, WebRTC) plus any AI model through one adapter contract, an app SDK and a catalog of ready-made apps. Offline-first, air-gapped capable, Home Assistant built in. AGPLv3. A Frigate / ZoneMinder alternative you can build on.

A customisable music player

Open-source IoT Platform - Device management, data collection, processing and visualization.

Downloads spotify playlists and songs along with metadata through an easy to use GUI (Downloads from YouTube)

Understand your Git history!

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.

solar charging ☀️🚘

:cookie: A full-featured, hackable tiling window manager written and configured in Python (X11 + Wayland)

:tangerine: Clementine Music Player

:strawberry: Strawberry Music Player

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

Apache ActiveMQ

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

Communication infrastructure for the AI era — one binary, one broker, one storage layer, any protocol

OwnTracks Android App

Open-source Back-end, self-hostable & ready to use - Real-time, storage, advanced search - Web, Apps, Mobile, IoT -