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Best Open Source qt Libraries

A curated list of the most popular GitHub repositories tagged with qt. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.

#1hiroi-sora/Umi-OCR

OCR software, free and offline. 开源、免费的离线OCR软件。支持截屏/批量导入图片，PDF文档识别，排除水印/页眉页脚，扫描/生成二维码。内置多国语言库。

42,159Python
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#2flameshot-org/flameshot

Powerful yet simple to use screenshot software :desktop_computer: :camera_flash:

29,337C++
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#3barry-ran/QtScrcpy

Android real-time display control software

28,437C++
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#4Swordfish90/cool-retro-term

A good looking terminal emulator which mimics the old cathode display...

25,184QML
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#5matplotlib/matplotlib

matplotlib: plotting with Python

22,467Python
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#6musescore/MuseScore

MuseScore is an open source and free music notation software. For support, contribution, bug reports, visit MuseScore.org. Fork and make pull requests!

14,278C++
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#7SFTtech/openage

Clone of the Age of Empires II engine 🚀

14,100Python
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#8PySimpleGUI/PySimpleGUI

Python GUIs for Humans! PySimpleGUI is the top-rated Python application development environment. Launched in 2018 and actively developed, maintained, and supported in 2024. Transforms tkinter, Qt, WxPython, and Remi into a simple, intuitive, and fun experience for both hobbyists and expert users.

13,711Python
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#9dail8859/NotepadNext

A cross-platform, reimplementation of Notepad++

13,489C++
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#10zealdocs/zeal

Offline documentation browser inspired by Dash

12,532C++
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#11mapeditor/tiled

Flexible level editor

12,353C++
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#12jopohl/urh

Universal Radio Hacker: Investigate Wireless Protocols Like A Boss

12,213Python
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#13nodegui/nodegui

A library for building cross-platform native desktop applications with Node.js and CSS 🚀. React NodeGui : https://react.nodegui.org and Vue NodeGui: https://vue.nodegui.org

9,189C++
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#14spyder-ide/spyder

Official repository for Spyder - The Scientific Python Development Environment

9,149Python
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#15olive-editor/olive

Free open-source non-linear video editor

8,942C++
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#16wwmm/easyeffects

Limiter, compressor, convolver, equalizer and auto volume and many other plugins for PipeWire applications

8,873HTML
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#17PrismLauncher/PrismLauncher

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

8,735C++
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#18Serial-Studio/Serial-Studio

Cross-platform telemetry visualization application for real-time data monitoring and analysis from multiple sources.

6,577C++
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