今天一天都没帖子。我来开一个吧。下面是我收藏的一些 Qt 的第三方库。欢迎大家补充。

## Qwt

[Qwt - Qt Widgets for Technical Applications ](https://qwt.sourceforge.io/)

## qwtpolar

[Qt/Qwt Polar Plot Widget](https://sourceforge.net/projects/qwtpolar/)

## qwtplot3d

[QwtPlot3D ](https://sourceforge.net/projects/qwtplot3d/)

QwtPlot3D is a graphics extension to the Qt GUI application framework.  It provides a 3D plotting widget for scientific data and mathematical  expressions. It compares to the existing Qwt Project.



## qcustomplot

[QCustomPlot](https://www.qcustomplot.com/)

**QCustomPlot** is a Qt C++ widget for plotting and data visualization. It has no further dependencies and is [well documented](https://www.qcustomplot.com/index.php/support/documentation). This plotting library focuses on making good looking, publication  quality 2D plots, graphs and charts, as well as offering high  performance for realtime visualization applications. Have a look at the [Setting Up](https://www.qcustomplot.com/index.php/tutorials/settingup) and the [Basic Plotting](https://www.qcustomplot.com/index.php/tutorials/basicplotting) tutorials to get started.

QCustomPlot can export to various formats such as vectorized PDF files  and rasterized images like PNG, JPG and BMP. QCustomPlot is the solution for displaying of realtime data inside the application as well as  producing high quality plots for other media.

## QXmpp

[QXmpp is a cross-platform C++ XMPP client and server library](https://github.com/qxmpp-project/qxmpp)

QXmpp is a cross-platform C++ XMPP client and server library. It is written in C++ and uses Qt framework.

QXmpp is released under the terms of the GNU Lesser General Public License, version 2.1 or later.

## quazip

[QuaZIP - Qt/C++ wrapper for ZIP/UNZIP package ](https://github.com/stachenov/quazip)

QuaZip is the C++ wrapper for Gilles Vollant's ZIP/UNZIP package (AKA Minizip) using Trolltech's Qt library.

If you need to write files to a ZIP archive or read files from one using QIODevice API, QuaZip is exactly the kind of tool you need.

## qjson

[the easiest way to manage JSON objects with Qt](http://qjson.sourceforge.net/)

[JSON (JavaScript Object Notation)](http://www.json.org/) is a lightweight data-interchange format. It can represents integer, real number, string, an ordered sequence of value, and a collection of name/value pairs.

QJson is a [Qt-based](http://qt-project.org/) library that maps JSON data to `QVariant` objects and vice versa.

JSON arrays will be mapped to `QVariantList` instances, while JSON objects will be mapped to `QVariantMap`.

## qxtglobalshortcut

[Qxt qxtglobalshortcut qt5](https://github.com/ddqd/qxtglobalshortcut5)


## QOAuth

[QOAuth is an attempt to support interaction with OAuth-powered network services
in a Qt way](https://github.com/ayoy/qoauth/)

## Qt Accessibility Client

[Qt Accessibility Client](https://api.kde.org/libqaccessibilityclient/html/index.html)

## libcommuni

[A cross-platform IRC framework written with Qt.](https://github.com/communi/libcommuni)

A cross-platform IRC framework written with Qt.

Communi provides a set of tools for enabling IRC connectivity in Qt-based C++ and QML applications.
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