Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies
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Cross platform GUI toolkit in Go inspired by Material Design
- golang
- gui
- cross-platform
- go
LVGL is a free, full-featured embedded UI library for devices from small MCUs to 3D-capable MPUs, enhanced by LVGL Pro, a professional editor and tooling.
- c
- cpp
- display
- e-ink-display
Slint is an open-source declarative GUI toolkit to build native user interfaces for Rust, C++, JavaScript, or Python apps.
Rust GUI components for building fantastic cross-platform desktop application by using GPUI.
- gpui
- desktop-application
- uikit
- rust
Compose Multiplatform, a modern UI framework for Kotlin that makes building performant and beautiful user interfaces easy and enjoyable.
- kotlin
- ui
- multiplatform
- desktop
Open source UI framework written in Python, running on Windows, Linux, macOS, Android and iOS
Python GUIs for Humans! Create any GUI simple or complicated in a way that's intuitive. Launched in 2018. NEW for 2026 - the LGPL3 Version 6. Transforms tkinter, Qt, WxPython, and Remi into a simple, intuitive, and fun experience for both hobbyists and expert users.
- pysimplegui
- gui-framework
- python
- tkinter
A modern and customizable python UI-library based on Tkinter
- python
- ui
- ui-design
- tkinter
A single-header ANSI C immediate mode cross-platform GUI library
- c
- gui
- nuklear
- single-header-lib
Qt binding for Go (Golang) with support for Windows / macOS / Linux / FreeBSD / Android / iOS / Sailfish OS / Raspberry Pi / AsteroidOS / Ubuntu Touch / JavaScript / WebAssembly
- go
- gui-framework
- qt
- cross-platform-gui
Open-source platform for building cross-platform native Mobile, Web, Desktop, and Embedded apps from a single C#/XAML codebase. Work from any IDE/CLI with Hot Reload, Visual Designer, MCPs, and Skills built for modern .NET workflows. 200M+ NuGet downloads.
WinUI: a modern UI framework with a rich set of controls and styles to build dynamic and high-performing Windows applications.
Toolkit for building native desktop apps
WPF is a .NET Core UI framework for building Windows desktop applications.
- dotnet
- help-wanted
- wpf
Makepad is a creative software development platform for Rust that compiles to wasm/webGL, osx/metal, windows/dx11 linux/opengl
A Windows GUI toolkit for the Go Programming Language
- go
- gui
- gui-toolkit
- win32
Desktop GUI Framework
Windows Forms is a .NET UI framework for building Windows desktop applications.
Minimalistic GUI library for OpenGL
C library for building user interfaces
- gui-framework
- c
- gui-toolkit
- cross-platform-gui
Write an app once. It runs natively on the web, macOS, iOS, and Linux, and an AI agent can build it, run it, see it, and test it on every one of them.
- ai-agents
- appkit
- coding-agents
- cross-platform
The Rust UI-Toolkit.
- cross-platform
- entity-component
- rust
- rust-lang
A library for creating native cross-platform GUI apps