Open-source alternatives to AndroidViewAnimations

This project is a comprehensive technical interview preparation guide and computer science knowledge base. It serves as a structured study resource designed to help software engineers review core engineering concepts and prepare for professional coding assessments. The repository focuses on a wide array of theoretical and practical domains, including detailed references for mobile application architecture and operating system fundamentals. It provides curated materials on software architecture patterns and network protocol analysis to support professional development. The content covers foun

Rebound is a Java motion framework and physics engine designed to create natural physical movement in user interface animations. It functions as a spring physics library that models forces and oscillations to drive fluid interface transitions. The framework implements interactive motion design by simulating real-world spring dynamics and physical forces rather than using linear transitions. This allows for the creation of organic motion within Java applications. The engine handles physics-based animation through spring-based simulations, employing discrete time-step integration and frame-ind

Velocity is a JavaScript animation library used to create high-performance CSS and SVG animations. It functions as a CSS property interpolator and a spring physics engine, enabling the creation of smooth visual transitions and organic movement for web elements. The project provides a programmatic interface for modifying vector attributes and 3D transformations through its SVG animation framework. It further distinguishes itself as an animation sequence orchestrator, allowing for the chaining of movements and the staggering of start times across multiple elements using promises. The library c

Moti is a cross-platform animation framework and state-driven animation engine designed to create consistent visual transitions and motion effects across mobile and web platforms. It functions as a native-thread animation wrapper and library that leverages a shared-value system to synchronize state changes between the logic layer and the native rendering engine. The framework distinguishes itself through its layout transition tools and the ability to execute complex sequences and loops on the native thread to maintain high frame rates. It provides a system for orchestrating smooth entry and e

IBAnimatable is a set of visual design tools for prototyping bespoke interface elements, motion effects, and navigation transitions within a graphical environment. It provides a designer for creating and prototyping animations directly within the Apple Interface Builder environment and a system for building custom interface components through a visual attributes panel. The project distinguishes itself by offering a visual interface transition editor for configuring screen navigation and gesture-driven transitions without manual coding. It includes a prototyping sandbox for testing interaction

Effeckt.css is a hardware-accelerated CSS animation library and UI transition framework. It provides a collection of styles designed to create smooth element entrances, exits, and attention-grabbing visual effects while preventing visual stuttering during interface transitions. The library focuses on high-performance animations using GPU-accelerated properties to ensure fluid movement. It enables the simulation of application navigation by sliding page views in and out of the viewport from specified directions. The framework covers a suite of visual capabilities, including directional entran

This project is a Tailwind CSS animation library and accessibility-aware motion framework. It provides a collection of utility classes for adding high-performance keyframe animations and motion effects to web projects, while automatically respecting user-defined reduced motion preferences. The system includes a browser-based animation designer for creating and exporting custom presets as CSS styles or utility classes. It also functions as a scroll-triggered animation framework, enabling entrance and exit transitions that execute as elements enter the viewport, including support for staggered

Hover is a collection of pre-defined CSS3 animations and reusable stylesheets for links, buttons, and images. It serves as a web UI animation kit and a library of styles written in CSS, Sass, and LESS to provide visual feedback when a user hovers over an element. The library includes specialized interactive effects that simulate tactile behaviors, such as page curls and the rendering of speech bubbles. It also provides a set of animation primitives to manipulate backgrounds, borders, shadows, and glow effects to simulate depth and elevation. The project covers a wide range of element motion

This is a comprehensive library of code examples and reference implementations for building cross-platform user interfaces with Flutter. The project provides a collection of demo applications and guides designed to illustrate the implementation of design patterns, animation techniques, and testing workflows. The repository features specific demonstrations for native integration, including examples of embedding modules into existing native applications, using platform channels, and bridging native code with the framework. It also serves as an animation reference, providing implementations for

Arwes is a sci-fi React UI framework and futuristic component library designed for building web interfaces with cyberpunk aesthetics. It provides a thematic web UI toolkit that combines stylized components with an SVG animation engine to create immersive visual identities. The project distinguishes itself through coordinated animation sequences that control the assembly and disassembly of interface elements. It integrates a sensory feedback system that maps user interaction events to synchronized audio clips and manages dynamic backgrounds to enhance the environmental atmosphere. The framewo

react-motion is a physics-driven animation toolkit and library for React applications. It provides a system for creating fluid user interface transitions by simulating natural spring movement to move elements toward destination values using stiffness and damping parameters. The framework manages the visual entry and exit of components as they mount and unmount within the document structure. It coordinates complex motion patterns, including staggered animations and fluid transitions for items being added, removed, or reordered within dynamic lists. The library covers a broad range of animatio

Transitions Everywhere is an Android view animation library and UI transition framework. It serves as an extension to the Jetpack Transitions library, providing a toolkit for implementing motion and recoloring animations during element transitions. The library enables the creation of custom scale, translation, and rotation effects to manage visual state changes in mobile interfaces. It provides a set of additional animation effects built on top of the Android Jetpack framework to achieve a dynamic visual experience. The framework covers view transition customization and UI motion design, uti

ListViewAnimations is an Android list item motion framework and animation library designed to implement visual transitions and interactivity within list and grid views. It provides a toolset for managing item motion, specifically focusing on how elements appear, move, and transition within a user interface. The library enables complex interactive gestures, including swipe-to-dismiss and drag-and-drop reordering. It also supports the animated expansion of list items to reveal hidden content and applies visual effects such as fading and scaling as elements enter the screen. The framework cover

animateplus is a lightweight JavaScript animation library designed for creating high-performance 60 FPS visual transitions and numeric interpolations for website elements. It functions as a promise-based animation engine, using async await patterns to sequence complex motion timelines and timing delays. The library includes a motion blur simulator that applies directional speed blur along the X and Y axes to mimic high velocity. It also provides a numeric interpolation tool to transition colors and graphic properties between states. The system manages high-performance element control, allowi

Spring is a Swift animation library and iOS view animation framework. It provides a spring physics animation engine designed to generate realistic, organic motion for user interface movements. The framework utilizes a declarative animation interface, allowing developers to define animation properties and behaviors without writing complex imperative code. This includes a declarative animation workflow where motion is configured through visual storyboards. The system manages iOS UI animations and Swift view transitions, specifically automating how views appear and disappear through triggered a

snabbt.js is a JavaScript motion framework and CSS transform animation library used to create high-performance animations for DOM elements. It functions as a 3D CSS animation engine and a matrix-based geometry toolkit for calculating precise translations, rotations, scales, and skews. The framework provides a user-driven animation controller that allows animation progress to be tied to manual user input rather than standard time-based playback. It enables the simulation of depth and perspective by animating HTML elements into three-dimensional shapes. The system covers motion orchestration t

30DaysofSwift is a structured educational curriculum designed to teach native mobile application development for Apple devices. It provides a collection of practical coding exercises that guide learners through the implementation of core iOS frameworks and the Swift programming language. The project focuses on mastering standard mobile design patterns and system integration tasks. It covers the creation of interactive interface components, the application of motion and transitions to user interfaces, and the management of local data persistence. Additionally, the curriculum includes exercises

This is a custom Android view designed for rendering high-resolution images using subsampling and tiling to prevent memory overflows. It serves as an interactive image component that supports pinch-to-zoom, panning, and double-tap animations. The project is distinguished by its rendering engine, which loads low-resolution previews and high-resolution tiles to enable the efficient navigation of massive image files. It includes a coordinate mapper that converts screen touch points into raw image pixel coordinates and vice versa during scaling and panning. The view provides a broad set of capab

This project is a technical guide and implementation library for advanced visual effects and hardware-accelerated animations using the Core Animation framework on iOS. It provides a comprehensive reference for creating high-performance motion graphics, custom graphic rendering, and the construction of 3D engines using perspective transforms and Z-axis manipulation. The collection distinguishes itself through a deep focus on GPU rendering optimization and graphics performance. It covers advanced strategies to maintain high frame rates, such as reducing offscreen rendering via shadow path optim

AndroidImageSlider is a reusable Android UI component designed to display sequences of local or remote images. It functions as a swipeable image viewer and media gallery widget for integrating carousels and banners into Android application layouts. The library provides customizable transition animations for its image slider component. It includes capabilities for presenting photo galleries and introductory slideshows for app onboarding. The component utilizes an adapter pattern for data binding and a scrolling container for navigation. It incorporates image loading with bitmap caching, a pro

Pop is an animation library for iOS and macOS designed to manage property animations, value interpolation, and physics engines. It functions as a framework for linking animation engines to arbitrary object properties, extending beyond standard view attributes. The library features a physics-based animation engine that generates motion based on velocity, friction, and target values. This system enables the creation of spring and decay animations to simulate real-world dynamics. The project also provides tools for value interpolation using easing curves, display-link driven updates synced to s

SlidingMenu is an Android navigation drawer library and UI component library used to create side-panel navigation menus that slide over or push primary content. It functions as an activity wrapper and a set of XML layout components to manage the interaction between main content and navigation layers. The library provides a system for menu aesthetic customization, allowing for the adjustment of scroll scales, fade effects, drop shadows, and touch-responsive areas. It implements a slide-in navigation interface that reveals a hidden side panel through programmatic activity wrapping and XML menu

Lottie-android is a native vector animation engine and library for Android that parses JSON specification files into high-fidelity animations. It functions as a JSON animation parser and renderer, translating After Effects exported data into native draw calls to maintain design fidelity on mobile devices. The library supports dynamic user interface control by allowing the modification of animation properties, such as colors, text, and shape attributes, during runtime playback. It also integrates with system-level accessibility settings to adjust playback and visibility in accordance with redu

A beautiful ripple animation for your app

Popmotion is a JavaScript animation library and declarative motion engine designed for creating programmatic motion and interactive transitions within web user interfaces. It provides a functional animation API that allows developers to define complex animation sequences through configuration objects rather than manual frame management. The engine utilizes a functional approach to animate user interface elements, implementing spring-based physics simulations to mimic real-world momentum. It employs interpolation-based value mapping and functional transformations to translate animation progres

Magic is a CSS animation library and visual effects framework providing a collection of predefined motion styles for moving, rotating, and transforming web elements. It serves as a build-time CSS optimizer that compiles only the specific animation styles used in a project to minimize the final stylesheet size. The framework enables interactive user interface development by allowing animations to be triggered programmatically through scripts, hover events, or timing delays. It utilizes a system of timing and motion classes to manage the duration and speed of visual transitions. The project co

This project is a cross-platform animation library for React Native that provides a declarative engine for building high-performance user interfaces. It functions by offloading animation logic and interaction processing to the native UI thread, ensuring that visual transitions remain smooth and responsive even when the main application thread is under heavy load. The library distinguishes itself through a specialized architecture that transforms standard functions into units capable of executing directly on the native thread. It utilizes shared-memory synchronization to maintain consistent da