KDeclarative provides integration of QML and KDE work spaces. It's comprises two parts: a library used by the C++ part of your application to integrate QML with KDE Frameworks specific features, and a series of QML imports that offer bindings to some of the Frameworks.

KArchive provides classes for easy reading, creation and manipulation of archive formats like ZIP and TAR.

It also provides transparent compression and decompression of data, like the GZip format, via a subclass of QIODevice.

The Extra CMake Modules package, or ECM, adds to the modules provided by CMake to find common software. In addition, it provides common build settings used in software produced by the KDE community.

KCMUtils provides various classes to work with KCModules. KCModules can be created with the KConfigWidgets framework.

NetworkManagerQt provides access to all NetworkManager features exposed on DBus. It allows you to manage your connections and control your network devices and also provides a library for parsing connection settings which are used in DBus communication.

KXMLGUI provides a framework for managing menu and toolbar actions in an abstract way. The actions are configured through a XML description and hooks in the application code. The framework supports merging of multiple descriptions for integrating actions from plugins.

Solid is a device integration framework. It provides a way of querying and interacting with hardware independently of the underlying operating system.

A library for rendering SVG-based themes with stylesheet re-coloring and on-disk caching.

This library provides tools to annotate images.

KUnitConversion provides functions to convert values in different physical units. It supports converting different prefixes (e.g. kilo, mega, giga) as well as converting between different unit systems (e.g. liters, gallons).

This package provides a Implementation of Status Notifier Items.

KConfigWidgets provides easy-to-use classes to create configuration dialogs, as well as a set of widgets which uses KConfig to store their settings.

KDBusAddons provides convenience classes on top of QtDBus, as well as an API to create KDED modules.

This library implements the framework for KDE parts, which are widgets with a user-interface defined in terms of actions.

KDED stands for KDE Daemon. KDED runs in the background and performs a number of small tasks. Some of these tasks are built in, others are started on demand.

Kirigami is a set of high level QtQuick components looking and feeling well on both mobile and desktop devices. They ease the creation of applications that follow the Kirigami Human Interface Guidelines.

KTextWidgets provides widgets for displaying and editing text. It supports rich text as well as plain text.

KGlobalAccel allows you to have global accelerators that are independent of the focused window. Unlike regular shortcuts, the application's window does not need focus for them to be activated.

KXMLGUI provides a framework for managing menu and toolbar actions in an abstract way. The actions are configured through a XML description and hooks in the application code. The framework supports merging of multiple descriptions for integrating actions from plugins.

KCrash provides support for intercepting and handling application crashes.

Sonnet is a plugin-based spell checking library for Qt-based applications. It supports several different plugins, including HSpell, Enchant, ASpell and HUNSPELL.

This library provides primitives to interface with pseudo terminal devices as well as a KProcess derived class for running child processes and communicating with them using a pty.

KItemViews includes a set of views, which can be used with item models. It includes views for categorizing lists and to add search filters to flat and hierarchical lists.

This is a style for QtQuickControls2 which is using QWidget's QStyle to paint the controls in order to give it a native look and feel.