Open-source alternatives to Mvvm

Get is a framework for Flutter that provides a comprehensive toolkit for dependency injection, internationalization, route management, and reactive state management. It includes a UI utility kit for handling themes, adaptive layouts, and the display of overlays such as snackbars and dialogs. The framework is distinguished by its ability to perform navigation and overlay management without requiring a build context. It also features a dependency injection container that manages the memory lifecycle of controllers and services, and a localization system that maps keys to strings to update appli

Hyperscript is a DOM manipulation library and HTML scripting language that functions as a logic engine and reactive UI framework. It allows for the definition of interactive behavior and client-side logic directly within HTML attributes. The system distinguishes itself through declarative web scripting and in-HTML interactive behavior, which removes the requirement for separate JavaScript files to manage element states. It utilizes a specialized syntax for data processing, employing pipe operators to filter, sort, and convert data collections within the browser. The framework provides capabi

Vuido is a framework for building native desktop applications for Windows, macOS, and Linux using Vue.js components, without requiring Electron or Chromium. It maps Vue components directly to native widgets from the libui library, creating lightweight applications that run on a single-threaded event loop and compile templates at build time for optimized runtime performance. The framework provides a complete Vue.js component-to-native bridge, enabling two-way data binding via v-model, component-based window composition, and platform-specific package generation for distributing executables. It

This project is a technical study guide and architectural analysis of the Vue.js framework. It serves as an educational resource for understanding the implementation of a reactive framework, providing source code analysis and architectural visualizations to explain the internal workings of the Model-View-ViewModel pattern. The project focuses on the mechanics of reactive framework implementation, specifically how dependency tracking, getters, and setters are used to synchronize state with a user interface. It includes detailed examinations of the virtual DOM and the process of reconciling ele

This is the comprehensive documentation website for the Vue 2 progressive JavaScript framework. It serves as a technical reference and development guide for building reactive user interfaces and single-page applications. The site provides a detailed JavaScript API reference and a web component directory. It covers the implementation of component-based architectures, reactive state management, and the use of a virtual DOM to synchronize application state with the browser. The documentation details capabilities including client-side routing, declarative DOM manipulation, and frontend build opt

UnoCSS is an atomic CSS engine and utility-first framework that generates styles on-demand based on the specific classes used in your source code. By scanning your project files during the build process, it produces only the CSS necessary for your application, effectively minimizing bundle size and eliminating unused styles. The engine distinguishes itself through a highly modular, configuration-driven architecture that allows for deep customization of design tokens, rules, and presets. It supports advanced styling patterns such as attribute-based styling, tag-based styling, and dynamic varia

Ractive is an open-source JavaScript framework for building reactive user interfaces where the DOM automatically updates when underlying data changes. It is fundamentally a declarative data binding library that synchronizes data between the model and the view, enabling two-way binding without manual DOM manipulation, and operates as a template-based component system for composing markup, styles, and logic into reusable UI components. The framework distinguishes itself through a plugin-extensible architecture that allows custom components, adaptors, and extensions to be registered without modi

AngularJS is a structural framework for building dynamic web applications by extending standard HTML with custom tags and attributes. It operates as a client-side template engine that transforms declarative markup into interactive components, organizing application logic through a model-view-controller pattern. By utilizing a centralized dependency injection container, the framework manages the lifecycle of services and components to ensure modularity and maintainable architecture. The framework is defined by its two-way data binding mechanism, which automatically synchronizes data models wit

Bond is a Swift data binding framework designed to synchronize data models and user interface elements through one-way and two-way value flows. It functions as a reactive suite for monitoring collection changes, transforming data streams, and bridging user interface events to data models. The project provides a reactive bridge that transforms user interface interactions and protocol delegate method calls into observable signals. It includes a collection observer to monitor changes in arrays and a functional data stream processor that applies operators to modify or combine values before they r

Angular-chart.js is a frontend charting library that provides a set of reusable directives for integrating the Chart.js visualization engine into AngularJS applications. It functions as a wrapper that encapsulates complex rendering logic within declarative components, enabling the creation of interactive and responsive graphical data representations. The library distinguishes itself by providing reactive data synchronization, which automatically triggers canvas re-renders whenever underlying data or configuration models change. It also utilizes a provider-based configuration system, allowing

textAngular is a rich text editor component for AngularJS applications. It provides a visual editing interface that enables users to format text and embed media, acting as a synchronization layer that connects the editor to an application data model. The editor features a customizable interface where formatting button groups and toolbar layouts are defined via configuration. It supports the registration of custom tools and plugins to extend the editor's functional capabilities. The project covers HTML content binding with two-way data synchronization, event-driven change tracking, and the us

Prism is a XAML application framework and MVVM architectural framework designed to build loosely coupled and testable applications across WPF, Xamarin Forms, and WinUI. It serves as a structural pattern implementation that separates business logic from the user interface to improve maintainability and testing. The framework provides a XAML event bus for exchanging data and triggering actions between independent components without direct coupling. It also functions as a dependency injection integrator, bridging external inversion-of-control containers to manage service delivery across multiple

vue-draggable-plus is a drag-and-drop library for Vue 2 and Vue 3 used to create data-bound draggable interfaces. It provides components for implementing list sorting and reordering elements within a sequence while synchronizing the visual position of items with the underlying application state. The library includes a cross-list transfer tool that enables the movement of items between multiple containers using shared group identifiers and cloning rules. Interaction can be restricted to specific child elements through handle-based triggering. The project covers a broad range of drag-and-drop

Nano Stores is a framework-agnostic state management library that uses a system of small, independent atomic stores to synchronize data across different JavaScript UI frameworks. It provides a reactive state container designed to minimize unnecessary component re-renders by decoupling application state into independent stores. The library features specialized synchronizers for real-time distributed state using WebSockets with conflict-free replicated data types, as well as a browser storage persistor for maintaining state across multiple open tabs. It utilizes adapter-based integration to map

Avalon is a client-side MVVM JavaScript framework that binds model data to DOM elements and automatically updates views when state changes. It functions as a component-based UI framework, encapsulating markup, logic, and styles into reusable custom components that can be composed across pages, while also serving as a virtual DOM diffing engine that computes minimal DOM updates by comparing lightweight in-memory view tree snapshots. The framework distinguishes itself through a template directive compiler that transforms declarative HTML attributes like ms-repeat and ms-if into executable view

Appsmith is a low-code platform designed for building internal business tools, such as operational dashboards and administrative panels. It enables developers to construct dynamic user interfaces by dragging and dropping modular widgets onto a canvas and binding them directly to backend data sources. The platform utilizes a reactive framework that automatically updates interface elements and triggers functions whenever underlying data or widget properties change, eliminating the need for manual event handling. The platform distinguishes itself through a server-side proxy architecture that exe

This project is a TypeScript-driven toolkit that provides decorators and class-based structures for building Vue.js components. It acts as a wrapper that replaces the standard options API object configuration with a class-based library, allowing developers to define component logic, state, and metadata using typed properties. The toolkit focuses on using TypeScript decorators to map class properties to component options such as props, models, and watchers. It enables type-driven prop validation and provides a structured syntax for managing reactive state synchronization and component communic

Unstated is a React state management library that encapsulates application state and update logic within decoupled containers. It functions as a container-based state store, allowing state and business logic to be organized into standalone classes that trigger component re-renders when data changes. The project serves as a dependency injection framework, enabling specific state container instances to be supplied to the component tree. This mechanism supports the use of mock containers or stubs to facilitate controlled testing and custom configurations. The library covers global state managem

vue-chartjs is a component library that wraps Chart.js chart types as reusable Vue components, integrating the charting library into Vue's component model. It provides reactive props binding so that charts automatically redraw when data or options change, and exposes the underlying Chart.js instance via template refs for direct programmatic access. The library also forwards Chart.js interaction events like clicks and hovers to Vue component event handlers, and applies ARIA labels to chart elements for screen reader support. The library distinguishes itself by offering typed Vue components for

Stimulus is a JavaScript behavior framework and client-side logic layer used to add interactive behavior to server-rendered HTML. It functions as a system of DOM component controllers that organize JavaScript logic into classes, allowing developers to enhance server-delivered markup without replacing the rendering process with a client-side framework. The framework uses data attributes to bind JavaScript classes to HTML elements and map DOM events to specific methods through document-level event delegation. It employs a lifecycle manager based on mutation observers to automatically instantiat

This project is a minimal reproduction of the Vue 3 core logic, designed for studying the framework's internal source code. It implements a reactive state engine, a template compiler, a virtual DOM renderer, and a component lifecycle manager. The implementation uses proxies and effect schedulers to track data dependencies and trigger automatic interface updates. It features a template compiler that parses interpolation and text nodes to convert template syntax into renderable structures, alongside a virtual DOM system that transforms component definitions into a tree of elements. The system

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

notion-py is a Python library that serves as an unofficial API client for interacting with Notion pages and databases. It functions as an object-relational mapper that translates Notion database tables and blocks into Python classes for structured data management. The project features a reactive synchronization layer that uses long-polling and callbacks to keep local Python objects updated with remote changes. It includes a thread-safe local data cache with disk persistence to reduce network requests and a converter for transforming Markdown text into formatted Notion content blocks and rich

react-konva is a declarative React canvas graphics library and 2D vector graphics framework. It serves as a rendering engine and interactive canvas toolset that allows for the drawing and management of complex 2D shapes and graphics using a React component model. The library maps reactive component trees to an underlying object-oriented graphics scene graph, enabling the synchronization of visual states with application data. It provides specialized tools for building interactive graphical interfaces, including support for multi-touch gestures, drag-and-drop functionality, and real-time trans

Mithril.js is a JavaScript framework for building single page applications. It functions as a virtual DOM library and reactive UI framework, providing a system to synchronize application state with visual elements to ensure interfaces update instantly. The toolkit includes a built-in client side router that maps browser URL paths to specific components without reloading the page. It also features an integrated HTTP request client for performing asynchronous network calls to remote APIs for data retrieval and transmission. The framework covers broad capabilities for frontend development, incl

WPF is a .NET desktop UI framework and application framework designed for creating graphical user interfaces specifically for the Windows operating system. It functions as a XAML-based UI toolkit that uses an XML-based language to define interfaces and separate design from application logic. The framework includes a vector graphics rendering engine that produces resolution-independent visuals. This system allows graphics to scale without loss of quality on high-density monitors. The project covers broad capability areas including modern UI styling, rich media content hosting, and desktop int

vue2-happyfri is a frontend development starter kit and application template for the Vue 2 framework. It provides a foundational codebase designed for learning and implementing the core ecosystem of Vue.js. The project serves as a reference implementation for building single-page applications by combining Vue.js with Vue Router for navigation setup and Vuex for state management examples. It demonstrates how to map URL paths to page components and maintain consistent application state across multiple components. The codebase covers high-level capabilities including client-side routing and cen