63 projects
Flutter
Flutter makes it easy and fast to build beautiful apps for mobile and beyond
Contributors
74,449
Organizations
7,376
Software value
$101M
Ultimaker Cura
Ultimaker Cura is an open-source 3D printing software that prepares 3D models for printing by slicing them into layers and generating toolpaths for 3D printers. It provides an intuitive interface for configuring print settings, previewing results, and managing the printing process.
Contributors
16,201
Organizations
955
Software value
$5.7M
.NET MAUI
.NET MAUI (Multi-platform App UI) is a cross-platform framework for building native mobile and desktop applications using C# and XAML. It enables developers to create apps that can run on iOS, Android, macOS, and Windows from a single shared codebase.
Contributors
10,078
Organizations
851
Software value
$42M
Dear ImGui
Dear ImGui is a bloat-free graphical user interface library for C++. It provides immediate mode GUI functionality, allowing developers to create debug tools, visualization/editing tools, and in-app UI with minimal dependencies and a simple, programmer-friendly API. It renders directly in the graphics API and is designed to be fast and highly portable.
Contributors
5,938
Organizations
901
Software value
$3M
Avalonia UI
Avalonia UI is a cross-platform UI framework for .NET that enables developers to create desktop applications that can run on Windows, macOS, Linux, iOS, Android, and WebAssembly. It provides a flexible and modern XAML-based framework with native controls, custom styling, and hardware acceleration.
Contributors
5,566
Organizations
740
Software value
$16M
Kivy
Open source UI framework written in Python, running on Windows, Linux, macOS, Android and iOS
Contributors
4,854
Organizations
698
Software value
$4.8M
WinUI 3
WinUI: a modern UI framework with a rich set of controls and styles to build dynamic and high-performing Windows applications.
Contributors
4,734
Organizations
582
Software value
$70M
egui
egui is an immediate mode GUI library for Rust that enables creating simple, fast, and highly portable graphical user interfaces. It features a pure Rust implementation, supports multiple backends including web and native platforms, and provides a clean, type-safe API for building responsive interfaces.
Contributors
3,298
Organizations
703
Software value
$3M
CefSharp
.NET (WPF and Windows Forms) bindings for the Chromium Embedded Framework
Contributors
3,023
Organizations
269
Software value
$4.8M
Windows Presentation Foundation (WPF)
Windows Presentation Foundation (WPF) is an open-source UI framework for building Windows desktop applications with rich graphics, controls, and data visualization capabilities. It provides a comprehensive set of features for creating modern Windows applications with XAML-based user interfaces.
Contributors
2,953
Organizations
383
Software value
$69M
Compose Multiplatform
Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable.
Contributors
2,458
Organizations
467
Software value
$3.9M
Qt Base
Qt Base is a core component of the Qt framework, providing essential functionality for cross-platform application development. It includes fundamental classes and modules for GUI programming, networking, file I/O, and platform abstraction, serving as the foundation for Qt-based software development.
Contributors
2,359
Organizations
202
Software value
$195M
MahApps.Metro
MahApps.Metro is a UI toolkit for WPF applications that enables developers to create modern, clean Windows desktop applications with a Metro/Modern UI style. It provides customizable controls, styles, and themes to enhance the visual appearance and user experience of WPF applications.
Contributors
2,245
Organizations
259
Software value
$2.4M
GTK
Read-only mirror of https://gitlab.gnome.org/GNOME/gtk
Contributors
2,226
Organizations
179
Software value
$44M
SkiaSharp
SkiaSharp is a cross-platform 2D graphics API for .NET platforms based on Google's Skia Graphics Library. It provides a comprehensive 2D API that can be used across mobile, server and desktop models to render images.
Contributors
2,199
Organizations
320
Software value
$8M
Uno Platform
Uno Platform is an open-source framework for building cross-platform applications that can run natively on iOS, Android, macOS, Linux, Web (WebAssembly), and Windows using C# and XAML. It enables developers to create single-codebase apps with native UI across multiple platforms while leveraging the Windows UWP/WinUI ecosystem.
Contributors
2,185
Organizations
271
Software value
$58M
Iced
Iced is a cross-platform GUI library for Rust focused on simplicity and type-safety. It enables building native, responsive user interfaces with a pure functional approach, supporting both immediate and retained mode rendering.
Contributors
2,038
Organizations
529
Software value
$2.5M
MvvmCross
The .NET MVVM framework for cross-platform solutions, including Android, iOS, MacCatalyst, macOS, tvOS, WPF, WinUI
Contributors
2,014
Organizations
256
Software value
$3.5M
Fyne
Fyne is a cross-platform GUI toolkit and application framework written in Go that enables developers to build native applications with a modern, material design-inspired interface across desktop and mobile platforms
Contributors
1,990
Organizations
452
Software value
$4.3M
wxWidgets
wxWidgets is a cross-platform GUI toolkit and framework that enables developers to create native-looking applications for Windows, macOS, Linux and other platforms with a single codebase. It provides a comprehensive set of widgets, tools and utilities for C++ application development.
Contributors
1,905
Organizations
265
Software value
$46M
Material Design In XAML Toolkit
Google's Material Design in XAML & WPF, for C# & VB.Net.
Contributors
1,904
Organizations
190
Software value
$5M
Windows Forms
Windows Forms (WinForms) is a free, open-source graphical user interface framework for building Windows desktop applications using .NET. It provides a comprehensive set of reusable controls and components for creating rich client applications with native Windows look and feel.
Contributors
1,857
Organizations
215
Software value
$36M
Prism Library
Prism is a framework for building loosely coupled, maintainable, and testable XAML applications in WPF, Xamarin Forms, and Uno Platform. It implements various software design patterns including MVVM (Model-View-ViewModel), dependency injection, commands, and event aggregation to help developers create modular cross-platform applications.
Contributors
1,835
Organizations
189
Software value
$2M
PyQtGraph
Fast data visualization and GUI tools for scientific / engineering applications
Contributors
1,675
Organizations
275
Software value
$3.1M
Toga
Toga is a native, Python native GUI toolkit that allows developers to create desktop applications with native user interfaces across multiple platforms including Windows, macOS, Linux/GTK, iOS, Android and web browsers using a single codebase
Contributors
1,359
Organizations
238
Software value
$3.5M
ReactiveUI
An advanced, composable, functional reactive model-view-viewmodel framework for all .NET platforms that is inspired by functional reactive programming. ReactiveUI allows you to abstract mutable state away from your user interfaces, express the idea around a feature in one readable place and improve the testability of your application.
Contributors
1,320
Organizations
228
Software value
$3.2M
Eclipse Platform UI
Eclipse Platform UI is a core component of the Eclipse IDE that provides the graphical user interface framework and workbench functionality. It includes the Standard Widget Toolkit (SWT), JFace, and Workbench components that enable building rich client applications with native OS integration.
Contributors
1,235
Organizations
126
Software value
$41M
JUCE
JUCE is an open-source cross-platform C++ application framework for desktop and mobile applications, including VST, VST3, AU, AUv3, LV2 and AAX audio plug-ins.
Contributors
908
Organizations
210
Software value
$45M
Eclipse SWT
Eclipse SWT (Standard Widget Toolkit) is a graphical widget toolkit for Java that provides a native look and feel by using the host operating system's GUI libraries through JNI. It enables developers to create portable applications with native GUI performance and appearance across Windows, macOS, Linux and other platforms.
Contributors
903
Organizations
128
Software value
$20M
Terminal.Gui
Terminal.Gui is a cross-platform console UI toolkit for .NET that enables developers to create text-based user interfaces with support for windows, dialogs, input fields, and other GUI elements in terminal/console applications
Contributors
742
Organizations
160
Software value
$7.9M
wxMaxima
A gui for the computer algebra system Maxima built with wxWidgets
Contributors
652
Organizations
88
Software value
$5.7M
FlatLaf
FlatLaf is a modern cross-platform Look and Feel (LaF) implementation for Java Swing applications that provides a flat design appearance. It offers light and dark themes, supports custom themes, and aims to modernize the visual appearance of Java desktop applications while maintaining native integration.
Contributors
528
Organizations
75
Software value
$6.6M
CSLA .NET
A home for your business logic in any .NET application.
Contributors
502
Organizations
22
Software value
$10M
Ruby-GNOME
A set of bindings for the GNOME libraries to use from Ruby.
Contributors
359
Organizations
98
Software value
$3.2M
FLTK
FLTK (Fast Light Toolkit) is a cross-platform C++ GUI toolkit that provides modern GUI functionality without the bloat. It supports 3D graphics via OpenGL, and its native look-and-feel is designed to be fast and minimalist.
Contributors
356
Organizations
77
Software value
$11M
aqtinstall
A command-line installer for Qt development framework that enables automated downloading and installation of Qt SDK components, modules, and tools from the official Qt repositories
Contributors
320
Organizations
116
Software value
$1.3M
iPlug2
iPlug2 is a C++ framework for building audio plugins and applications, supporting multiple plugin formats like VST3, AU, and AAX. It provides a cross-platform development environment with a focus on modern C++ features, MIDI support, and graphical user interface tools for creating digital audio workstation plugins.
Contributors
305
Organizations
45
Software value
$22M
Deepin Tool Kit Widget
Deepin Toolkit, widget module for DDE look and feel
Contributors
271
Organizations
27
Software value
$4.2M
PyObjC
The Python <-> Objective-C Bridge with bindings for macOS frameworks
Contributors
249
Organizations
76
Software value
$31M
Qt For Python
Git super project for PySide
Contributors
209
Organizations
29
Software value
$14M
.NET Windows Desktop Runtime
Windows Desktop is a Linux Foundation project focused on enabling Linux compatibility and integration with Windows operating systems, providing tools and frameworks for cross-platform desktop application development and interoperability.
Contributors
160
Organizations
19
Software value
$371K
GNUstep GUI Library
The GNUstep gui library is a library of graphical user interface classes written completely in the Objective-C language; the classes are based upon Apple's Cocoa framework (which came from the OpenStep specification). *** Larger patches require copyright assignment to FSF. please file bugs here. ***
Contributors
156
Organizations
16
Software value
$7.6M
.NET MAUI Community Toolkit
The .NET MAUI Community Toolkit is a community-created library that contains .NET MAUI Extensions, Advanced UI/UX Controls, and Behaviors to help make your life as a .NET MAUI developer easier
This project hasn't been onboarded to LFX Insights.
Catel
An application development platform
This project hasn't been onboarded to LFX Insights.
GTK for Windows
GTK stack for Windows
This project hasn't been onboarded to LFX Insights.
KivyMD
KivyMD is a collection of Material Design compliant widgets for use with Kivy, a framework for cross-platform, touch-enabled graphical applications. https://youtube.com/c/KivyMD https://twitter.com/KivyMD https://habr.com/ru/users/kivymd https://stackoverflow.com/tags/kivymd
This project hasn't been onboarded to LFX Insights.
OpenJFX
JavaFX mainline development
This project hasn't been onboarded to LFX Insights.
Phoebus
A framework and set of tools to monitor and operate large scale control systems, such as the ones in the accelerator community.
This project hasn't been onboarded to LFX Insights.
Phosphor
The PhosphorJS Library
This project hasn't been onboarded to LFX Insights.
Project Reunion
The Windows App SDK empowers all Windows desktop apps with modern Windows UI, APIs, and platform features, including back-compat support, shipped via NuGet.
This project hasn't been onboarded to LFX Insights.
PyGObject
Read-only mirror of https://gitlab.gnome.org/GNOME/pygobject
This project hasn't been onboarded to LFX Insights.
QtPy
Provides an uniform layer to support PyQt5, PySide2, PyQt6, PySide6 with a single codebase
This project hasn't been onboarded to LFX Insights.
Qt_Complete_Repository
A comprehensive repository for Qt, the cross-platform application framework, maintained by The Linux Foundation. Contains source code, documentation, and tools for developing software with Qt's libraries and modules.
This project hasn't been onboarded to LFX Insights.
libQuotient
A Qt library to write cross-platform clients for Matrix
This project hasn't been onboarded to LFX Insights.
wxPython Phoenix
wxPython's Project Phoenix. A new implementation of wxPython, better, stronger, faster than he was before.
This project hasn't been onboarded to LFX Insights.