User interface (UI) design or user interface engineering is the design of user interfaces for machines and software, such as computers, home appliances, mobile devices, and other electronic devices, with the focus on maximizing usability and the user experience. The goal of user interface design is to make the user’s interaction as simple and efficient as possible, in terms of accomplishing user goals (user-centered design).

A cross-platform GUI library for Rust, inspired by Elm

• UpdatedDec 15, 2025
• Rust

.NET MAUI is the .NET Multi-platform App UI, a framework for building native device applications spanning mobile, tablet, and desktop.

• UpdatedDec 18, 2025
• C#

Slint is an open-source declarative GUI toolkit to build native user interfaces for Rust, C++, JavaScript, or Python apps.

• UpdatedDec 16, 2025
• Rust

Python GUIs for Humans! PySimpleGUI is the top-rated Python application development environment. Launched in 2018 and actively developed, maintained, and supported in 2024. Transforms tkinter, Qt, WxPython, and Remi into a simple, intuitive, and fun experience for both hobbyists and expert users.

• UpdatedJun 1, 2025
• Python

Terminal UI library with rich, interactive widgets — written in Golang

• UpdatedSep 29, 2025
• Go

A modern and customizable python UI-library based on Tkinter

• UpdatedOct 11, 2025
• Python

💻 C++ Functional Terminal User Interface. ❤️

• UpdatedDec 17, 2025
• C++

Skeleton is an adaptive design system powered by Tailwind CSS.

• UpdatedDec 17, 2025
• TypeScript

Windows GUI Automation with Python (based on text properties)

• UpdatedSep 21, 2025
• Python

🦊 I respect proton UI and aim to improve it.

• UpdatedDec 13, 2025
• SCSS

Xamarin.Forms is no longer supported. Migrate your apps to .NET MAUI.

• UpdatedApr 29, 2024
• C#

ImTui: Immediate Mode Text-based User Interface C++ Library

• UpdatedOct 10, 2025
• C++

The simplest and most complete UI for your private docker registry v2 and v3

• UpdatedNov 11, 2025
• Riot

UI automation library for .Net

• UpdatedJun 18, 2025
• C#

💻Build one codebase and get native UI on Windows, Linux and Web

• UpdatedJul 25, 2025
• Zig

React components and demo for the Tabler UI theme.

• UpdatedDec 8, 2022
• CSS

🐉 Dark powered asynchronous unite all interfaces for Neovim/Vim8

• UpdatedMar 12, 2024
• Python

Declarative Rust UI library

• UpdatedSep 4, 2025
• Rust

Pangolin Desktop UI shell, designed for dahliaOS, written in Flutter.

• UpdatedOct 4, 2025
• Dart

A declarative GUI library written in Rust

• UpdatedDec 2, 2025
• Rust