Open-source alternatives to Views Widgets Samples

cardslib is an Android UI component library and card layout framework. It provides a set of specialized adapters and views designed as an extension for high-performance card rendering within recycling lists. The library distinguishes itself through a reorderable list implementation that supports drag-and-drop item rearrangement and nested content hierarchies. It also includes an interaction system for managing directional swipe constraints and a customizable undo action notification bar. The framework covers a broad range of card-based interface capabilities, including the composition of vis

This project is a reference guide and technical resource for building user interfaces with the SwiftUI framework. It provides a comprehensive collection of code examples, documentation, and a component library of reusable view implementations and layout patterns. The resource includes a compatibility map that links modern declarative views to their equivalent imperative counterparts in the UIKit framework. This documentation assists with the migration from UIKit to SwiftUI by providing guidance on wrapping legacy view controllers and view subclasses within a declarative hierarchy. The guide

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 is a library for Android RecyclerView that pins section headers to the top of a scrolling list to maintain navigation context in grouped datasets. It serves as a reusable interface component that adds persistent overlays and visual grouping to native Android list views. The component functions as a view-recycling layout decorator, reusing view holders to render sticky headers to minimize memory overhead. It includes a layout tool for touch event interception, allowing for click listeners and interactive behaviors on pinned section headers. The library covers rendering logic for fixing s

FastAdapter is a framework for building complex Android lists by mapping data models to view templates. It functions as a RecyclerView adapter framework and composite list controller, aggregating multiple independent data sources and view types into a single unified list. The library includes a specialized engine for flattening hierarchical data into expandable and collapsible rows. It provides a set of tools for managing user interactions, including clicks, long-presses, and item selection across diverse content types. The project covers broad list management capabilities, such as layout co

MvvmCross is a .NET MVVM framework designed for building cross-platform applications by separating business logic from native user interfaces. It functions as a navigation engine and a UI data binding library, enabling the encapsulation of logic within view models that are reused across different operating systems. The framework provides a native hardware abstraction layer and a dependency injection container to decouple components and provide a consistent interface for accessing device features. It coordinates type-safe transitions between native screens and manages the synchronization of da

Twoway-view is a Java library for Android list UI development designed to simplify the creation of custom list and grid interfaces. It focuses on reducing repetitive boilerplate code when building complex item arrangements and custom layouts. The project provides tools for custom layout manager design and sequence layout management, allowing for precise structural positioning of items. It includes mechanisms for list layout simplification and the rendering of custom user interface layouts. The library covers a broad range of list capabilities, including item decoration management for visual

Android-PullToRefresh is an Android view component and library designed to implement pull-to-refresh functionality and end-of-list detection for scrollable views within Android applications. It acts as a custom view that manages the animations and listener triggers necessary to update content via user interaction. The library provides mechanisms for triggering refresh actions when a user pulls from the boundaries of a scrollable view and detecting when a user reaches the bottom of a list to facilitate data pagination. It allows for the customization of the refresh indicator's visual theme and

SmartTabLayout is an Android user interface navigation component that synchronizes a tabbed navigation strip with the scroll position of a ViewPager. It functions as a layout system that maps page scroll offsets to active tab indicators, providing a visual marker that offers continuous feedback as users swipe through paginated content. The component utilizes an adapter-based system to bind fragment-based page sets to dynamic tab labels. It allows for the replacement of standard tab appearances with custom layouts or user-defined views while maintaining synchronization with the page viewer. T

AndroidSlidingUpPanel is an Android custom view component and sliding panel library used to create draggable overlays that slide up from the bottom of an application screen. It functions as a nested scrolling UI framework that coordinates touch events between a draggable panel and its internal scrollable content. The library distinguishes itself through a parallax effect implementation that shifts background content at different speeds than the foreground panel. It supports the definition of intermediate anchor points to create partial-view states and allows for transition physics customizati

This project is a comprehensive CSS animation tutorial and a structured frontend animation course. It serves as a web motion learning resource designed to teach the implementation of visual transitions and animations within a browser. The resource provides a guide to CSS 3D animation, covering the rendering of three-dimensional scenes and depth. It includes instructions on motion design, ranging from scroll-triggered animations and sprite sheet animation to the creation of complex web interface animations. The material covers core capabilities such as manipulating element geometry, controlli

CollectionKit is a framework for building high-performance scrollable grids and lists on Apple platforms. It provides engines for declarative state synchronization, dynamic grid rendering, and multi-section data composition within collection views. The framework features a declarative synchronizer that calculates data differences to update interface elements without reloading the entire view. It includes a dynamic grid layout engine for rendering data in flow or waterfall patterns, and a data composer that combines different data sources into a single view with independent section providers.

LayoutManagerGroup is a library of custom layout managers for Android RecyclerViews. It serves as a custom list layout engine and a set of UI components designed to control how items are positioned and scrolled within a mobile interface. The project provides a mechanism for defining non-standard item placements and scrolling behaviors. It allows for the creation of specialized grid and list arrangements that deviate from standard layouts to achieve specific visual configurations. The engine handles the spatial positioning of items through coordinate-based placement and orientation-aware logi

UltraViewPager is an Android UI component and ViewPager extension that provides a library of page transition animations and an infinite paging controller for mobile screens. It functions as a reusable interface element for rendering paging containers with custom dimensions and aspect ratios. The project implements circular paging navigation that cycles back to the first page after the final screen is reached, creating a continuous loop. It also includes a timer-driven mechanism for automated content rotation and a coordinate-based engine to interpolate view positions and alpha values during p

A library to bring fully animated Material Design components to pre-Lolipop Android.

CoordinatorTabLayout is a custom Android user interface component that integrates tabbed navigation with folding headers and paging container synchronization. Built for the native Android view system, it implements Material Design patterns to create immersive screens where header content collapses as the user scrolls. The component synchronizes tab selection events with a paging container to update visible content. It manages the coordination between a tab navigation bar and a folding header, ensuring that scrolling events and page transitions remain aligned. The layout includes capabilities

EffectiveAndroidUI is a collection of reference implementations and sample projects demonstrating Android UI architectural patterns, navigation strategies, and resource management techniques. It provides practical examples of implementing Model-View-Presenter and Model-View-ViewModel patterns to separate business logic from the user interface. The project features demonstrations of centralized screen transition logic and communication between fragments. It includes examples of resource management using custom qualifiers to organize assets and adapt layouts based on screen density and size. T

Dialogplus is an Android dialog UI library and layout framework providing a collection of customizable pop-up windows and reusable interface elements. It serves as a toolkit for organizing list, grid, and custom view content within mobile screen overlays. The library enables the rendering of pop-up windows with tailored headers, footers, and content areas. It includes systems for placing these overlays at the top, center, or bottom of the display using built-in animations and predefined layout patterns. The framework supports flexible content organization through the use of scrollable lists,

ahbottomnavigation is an Android UI component library that provides a view-based bottom navigation bar for implementing tabbed interfaces. It functions as a navigation framework for managing active tab states and triggering application logic through user interactions with a menu of three to five items. The library includes a dynamic notification badge system that renders visual overlays on navigation items to alert users to pending updates. It also features an interactive view manager that coordinates navigation bar visibility and transitions based on real-time scroll events. The component c

This repository provides a comprehensive collection of functional code samples designed to demonstrate modern development patterns and architectural practices for the Android platform using Kotlin. It serves as a practical guide for implementing standard design patterns that decouple business logic from user interface components, ensuring that applications remain maintainable and testable. The project distinguishes itself by offering isolated, hands-on implementations of complex mobile programming tasks. It covers a wide range of capabilities, including asynchronous networking, local database

FlycoTabLayout is a Java-based library for building tabbed navigation interfaces in Android applications. It functions as a custom view component and navigation tool that allows developers to organize content into switchable categories using customizable indicators and animations. The library distinguishes itself through integrated notification badge components that display unread message tips and status indicators directly on individual tabs. It also provides specialized navigation synchronization, allowing the tab layout to function as a standalone component or as a linked navigation bar ti

SmoothProgressBar is an Android custom progress bar library designed to render customizable horizontal and circular indeterminate loading indicators. It functions as a reusable UI component and view extension used to display the status of background processes within Android applications. The library provides smooth animations and custom styles to create fluid loading states. It supports both linear and circular formats, allowing for specific colors and styles to match a mobile application's design system.

BannerViewPager is a customizable Android UI component for creating sliding banners and image carousels. Built upon ViewPager2, it provides a system for rendering sequences of content with integrated automatic playback and infinite looping. The library distinguishes itself through transformer-based page transitions that allow for scaling or overlapping effects. It features a pluggable indicator system and support for multi-layout rendering, enabling different visual structures for individual items based on their data type. Broad capabilities include playback control synced with the Android v

Masonry is a JavaScript library for arranging elements of varying heights into a grid without vertical gaps. It serves as a DOM element positioner and dynamic layout manager that calculates and applies absolute coordinates to HTML elements based on available vertical space. The system functions as a responsive grid engine using percentage-based widths to maintain consistent structures across different screen sizes. It includes capabilities to recalculate grid positions after images load or browser windows resize to prevent element overlap. The library covers grid management and positioning,

This project is a suite of visual components and interface models designed to create animated transitions between condensed grid previews and expanded detail views. It provides a card transition library and SwiftUI animated UI components that enable a peek-and-pop interface where small preview cards expand into full-screen content. The system implements an animated grid layout that allows collections of cards to expand and contract to reveal more information. These interactions are supported by animations that transform small content cells into full-screen interfaces to maintain visual contin

XRecyclerView is an Android list component and extension library that adds pull-to-refresh and infinite scrolling behaviors to a standard RecyclerView. It serves as a scrollable mobile UI element designed to manage data-driven lists with support for dynamic headers and footers. The library provides a gesture-based interface for triggering content reloading via a pull-to-refresh widget and implements a mechanism for triggering data fetch callbacks when a user reaches the bottom of a list to enable infinite scrolling. It further supports dynamic list header management and the implementation of

ComposeCookBook is a Jetpack Compose UI component library and layout reference. It serves as a collection of declarative interface elements, reusable widgets, and structural mockups for organizing content within the Jetpack Compose framework. The project functions as an Android UI design gallery and animation showcase. It provides a library of visual transitions and interactive state changes, alongside full-page layout examples and demo screens that demonstrate visual patterns for Android applications. The repository covers broader capabilities including Android layout prototyping, UI testin