Open-source alternatives to WPF Samples

This project is a collection of reference implementations and code samples for building cross-platform user interfaces using the Xamarin.Forms framework. It provides practical examples for developing mobile and desktop applications from a single codebase targeting multiple operating systems. The repository focuses on architectural patterns and integration strategies, specifically demonstrating the use of MVVM to synchronize data between models and views. It includes samples for native platform integration, such as invoking platform-specific APIs and creating custom renderers to override defau

This repository is a comprehensive collection of reference implementations and sample libraries for the Universal Windows Platform. It provides practical examples of how to use Windows Runtime APIs to build cross-device applications, including detailed guidance on XAML-based declarative user interfaces and DirectX-integrated rendering. The project distinguishes itself by providing a wide array of hardware integration suites, covering low-level communication with USB, Serial, I2C, SPI, and GPIO peripherals. It includes specialized implementations for mixed reality holographic rendering, advanc

Pixi.js is a high-performance 2D graphics engine used to render interactive animations, sprites, and visual effects in web browsers. It functions as a WebGL 2D rendering engine and HTML5 graphics library designed to produce high-performance two-dimensional visuals. The project operates as a 2D sprite framework and a web-based visual effects engine, providing tools to apply filters, blend modes, and masks to real-time graphics. It also serves as an interactive web canvas API for handling multi-touch and mouse input to build responsive graphical user interfaces. The framework covers a broad se

The United States Web Design System is a government design system and accessible UI framework. It provides a collection of standardized CSS and JavaScript components, along with a CSS component library, specifically designed for building consistent federal government websites. The system allows for custom CSS theme development through the use of design tokens for colors, spacing, and typography. Users can customize visual themes and compile custom styles to maintain a unified brand identity across multiple web properties. The framework covers responsive interface design and web accessibility

Bili.Uwp is a third-party video client and native desktop application for the Windows operating system. It functions as a Universal Windows Platform application designed to provide access to Bilibili video streams and community content outside of a standard web browser. The project focuses on Bilibili desktop access, enabling Windows video streaming through a dedicated interface. It integrates with the Windows UI Library to provide a native system experience for browsing and interacting with platform content.

LibGDX is a Java-based framework designed for cross-platform game development, enabling the creation and deployment of 2D and 3D games across desktop, mobile, and web environments from a single codebase. It functions as a comprehensive library that abstracts hardware-accelerated graphics, audio, input, and file system access, providing a unified interface for developers to manage game logic and application lifecycles. The framework distinguishes itself through a high-performance architecture that prioritizes efficiency and native interoperability. It utilizes a batch-oriented graphics pipelin

Ruffle is an Adobe Flash Player emulator built to execute legacy animation and interactive content within modern web browsers and desktop environments. By utilizing a high-performance WebAssembly engine, it interprets legacy bytecode and scripting languages to render content without requiring original plugins or outdated software. The project functions as a cross-platform media player that preserves access to archived digital assets by simulating the original runtime environment. The emulator distinguishes itself through its ability to automatically detect and replace obsolete media objects o

This project is a comprehensive library of reusable React hooks designed to simplify browser API integration, state management, and component lifecycle tracking. It provides a declarative interface for managing complex browser interactions, allowing developers to encapsulate imperative logic into modular, composable functions that integrate directly with the component lifecycle. The library distinguishes itself by offering specialized utilities for asynchronous data orchestration, including built-in caching, retry logic, and loading state management. It also features advanced performance opti

Developer Roadmap is a community-driven platform that provides structured, graph-based learning paths for software engineering. It serves as a comprehensive knowledge repository where technical domains are organized into visual sequences to guide professional skill acquisition and career growth. The project distinguishes itself through a collaborative ecosystem that enables users to contribute roadmaps, curate industry best practices, and maintain professional profiles. It integrates diagnostic assessment frameworks to evaluate technical proficiency, helping developers identify knowledge gaps

Windows Forms is a .NET framework for building graphical user interfaces for Windows operating systems using managed code and native controls. It functions as an event-driven UI library that provides a set of visual controls and event handlers for creating interactive desktop applications. The framework includes a visual UI designer that allows for the arrangement of interface elements on a canvas via a drag-and-drop layout system. It also serves as a Windows API wrapper, providing a compatibility layer to access system-level libraries such as User32 and GDI+. Additional capabilities include

WinUI Gallery is a comprehensive reference application and component showcase for the Windows desktop platform. It provides a collection of interactive examples and reusable interface patterns designed to demonstrate the implementation of native controls and layout structures within Windows applications. The project serves as a practical guide for applying the Fluent Design System, offering a centralized resource for developers to explore how to build consistent, accessible, and responsive user interfaces. By providing both visual demonstrations and the underlying code, it illustrates how to

Knockout is a client-side UI library and JavaScript framework used to create responsive web interfaces. It functions as a declarative data binding library and an observable data model system that decouples business logic from the document object model. The project implements the Model-View-ViewModel pattern to separate application logic from the user interface. It synchronizes data models with visual views by linking internal JavaScript properties to HTML elements, allowing the interface to update automatically when underlying data changes. The framework provides capabilities for dynamic fro

ModernWpf is a UI framework and control toolkit for the Windows Presentation Foundation framework. It provides a collection of modern styles and specialized interface elements designed to build current-generation desktop application layouts. The library functions as a theme and XAML styling system that allows for the updating of standard interface elements. It includes built-in support for managing visual themes, specifically enabling the switch between light, dark, and high contrast modes. The project covers general WPF user interface design, including the implementation of styled input, na

This repository is a collection of C++ desktop application examples and reference samples for building native software using the Win32 API. It serves as a programming guide through practical source code implementations of classic Windows desktop functionality and system-level API calls. The project provides reference implementations for Windows desktop development and Windows Server application development. These samples demonstrate how to integrate the Windows API to implement specific system functionalities and low-level features. The codebase covers native Windows programming using C++ an

Duilib is a Windows UI library and custom rendering engine designed for building high-performance graphical user interfaces for PC client software. It functions as a DirectUI framework that allows for the creation of bespoke layouts and tailored interface elements without relying on standard operating system controls. The framework implements a direct user interface approach to render custom graphical elements. This allows for the design of non-standard visual layouts for desktop applications, including those that require high-performance rendering for resource-heavy software. The system cov

TAICHI-flet is an AI-integrated resource browser and Windows desktop application built with Flet. It serves as a centralized multimedia hub and web content aggregator designed to combine artificial intelligence utilities with tools for searching and accessing movies, music, and software. The application enables the aggregation of resources from multiple sources, including cloud storage drives and external web addresses. It provides specialized tools for streaming and downloading anime and music, reading online novels with text-to-speech playback, and automating operations on the Windows opera

Walk is a comprehensive framework for building native Windows desktop applications. It functions as a GUI library and Windows API wrapper, providing a toolkit of native widgets and a declarative layout system for developing high-performance user interfaces. The project is distinguished by its data-binding framework, which uses reflection and string-based property paths to synchronize data sources with interface widgets. It also provides specialized support for high-DPI interface scaling and an optimized native message loop to reduce runtime overhead. The toolkit covers a wide range of capabi

wpfui is a framework and component library for Windows desktop applications built with the .NET WPF framework. It provides a collection of modern visual controls, styles, and immersive interface elements that implement the Fluent Design language. The project includes a specialized icon library delivered as font resources and a project template that provides a pre-configured structure for applications using the Model-View-ViewModel architectural pattern and dependency injection. The framework covers Windows desktop development through XAML-based control templating, resource-dictionary style i

This project is a Material Design XAML library and UI framework for building Windows desktop applications. It provides a collection of components and styles used to implement Material Design interfaces within WPF applications. The toolkit functions as a XAML styling toolkit that provides reusable styles and color swatches. This allows for the maintenance of a unified visual identity and the application of standardized primary and secondary color palettes across .NET desktop screens. The framework covers WPF UI development and XAML interface styling, facilitating the implementation of Materia

This project is a general purpose library for the .NET ecosystem, providing a collection of reusable helper methods and APIs for common programming tasks. It encompasses a UI component library for cross-platform development, a toolkit for MVVM architecture, and specialized utilities for memory management and native interoperability. The library distinguishes itself through high-performance memory abstractions, such as pooled buffers and contiguous two-dimensional memory spans, designed to reduce garbage collection pressure. It also provides native interop wrappers and bindings to facilitate d

This project is a custom implementation of the Model-View-ViewModel pattern designed to replicate the core reactivity and template parsing of the Vue framework. It functions as a data-binding engine, a reactive state manager, and a custom template compiler. The framework employs a system for synchronizing model state with DOM elements through property interception and an observer pattern. It uses a parser to scan DOM elements for directives, replacing placeholders and binding data to view nodes to achieve two-way data synchronization. The system covers reactive data binding and the developme

This project is a SwiftUI app template and architectural blueprint for building iOS applications. It implements Clean Architecture and the MVVM pattern to separate business logic, data access, and the user interface into distinct layers. The framework utilizes a dependency injection container to manage object lifetimes and a flow coordinator pattern to handle navigation and screen transitions independently from the view layer. The codebase includes systems for network data management, featuring remote data pagination, cache-backed retrieval, and data mapping via data transfer objects. It als

Microsoft UI XAML is a XAML UI framework and Windows desktop UI toolkit used for building native desktop user interfaces. It functions as a cross-version Windows UI library that adapts modern interface features to remain compatible across different versions of the operating system. The project includes a low-level composition engine for creating high-performance animations, lighting effects, and translucent window materials. It provides a system for native desktop interface construction using a consistent design system for layouts and interactions. Capability areas cover interactive map rend

This project is a reference Kotlin Android application template and a set of sample implementations demonstrating Clean Architecture principles. It provides a structural design that isolates core business rules from the user interface and data sources into distinct, layered modules. The implementation focuses on the Model-View-ViewModel (MVVM) pattern to decouple UI logic from data models. It utilizes a dependency injection framework to automate object creation and manage component lifecycles, while employing a repository pattern to abstract data requests across memory, disk, and cloud source

The Windows Community Toolkit is a collection of reusable UI controls, helper functions, and app services designed to accelerate development for Universal Windows Platform (UWP) applications on Windows 10. It provides a library of XAML-based controls and components that handle common interaction patterns, enabling developers to build apps that run across PC, Mobile, Xbox, IoT, and HoloLens devices with consistent adaptive layouts. The toolkit is distributed as NuGet packages for straightforward integration into .NET projects, and it includes a companion sample app that demonstrates control be

Handsontable is a JavaScript data grid that provides a spreadsheet-like interface for managing and editing large datasets within web applications. It functions as a virtualized data table that renders only visible cells to maintain performance, paired with a synchronization layer that binds the grid to underlying data structures. The project distinguishes itself through a built-in spreadsheet calculation engine for evaluating mathematical and logical expressions and a dedicated tool for exporting grid content into Excel XLSX files. It ensures interoperability with external spreadsheet softwar

CKEditor 5 is a modular rich text editor framework and JavaScript UI component used to build customizable visual editors. It serves as a system for generating HTML or Markdown content, providing both full rich-text editor components and restricted inline editor components for web applications. The framework includes a collaborative editing engine for real-time simultaneous editing, change tracking, and threaded commenting. It features an AI text assistant for polishing, rewriting, and generating content, as well as a document export engine that transforms rich text into PDF and Word files. T