PyQt5 is a Python binding of the cross-platform GUI toolkit Qt. Applications built with PyQt5 will run on any platform supported by Qt & Python including Windows, OS X, Linux, iOS and Android.

Created by Riverbank Computing, PyQt is free software (GPL licensed) and has been in development since 1999. PyQt5 was released in 2016 and last updated in October 2021.

For a complete guide to desktop application development with Python & PyQt5, see the PyQt5 tutorial and PyQt5 book Create Simple GUI Applications with Python & Qt.

Explore PyQt5

PyQt5

Palette

Simple colour palette widget in linear or grid layouts for PyQt5/PySide2

Calculon — Build a Desktop Calculator with PyQt

Create a fully functional calculator app using PyQt5 and Qt Designer

Failamp — A Multimedia Player Built with Python & PyQt

Build a multimedia playlist and media player in Python using PyQt5

QtWebEngineWidgets, the new browser API in PyQt 5.6

Simplified page model and asynchronous methods

Tabbed web browsing

Use signal redirection to add a multi-tab interface to your PyQt5 browser

Mozzerella Ashbadger

The first steps to building your own web browser with PyQt5 and QWebEngineView

Adding application Help and About dialogs

Put some finishing touches to your Python GUI application

Open and Save HTML in a PyQt5 Browser

Adding file dialogs to load and save HTML files in your Python browser

Multithreading PyQt5 applications with QThreadPool

Run background tasks concurrently without impacting your UI

No2Pads, a simple Notepad clone

The QTextEdit widget does 90% of the work

PyQtConfig — Sync PyQt Widgets with Configuration Settings

A simple Python API for keeping your PyQt and PySide widgets and config in sync

PyQt5 Support in Matplotlib

PyQt5 backend support merged into matplotlib for the v1.4.0 release

ColorButton — A Custom Color Picker Widget for PyQt & PySide

Build a color-selector button widget for your PyQt and PySide applications
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