Open-source alternatives to React Native Interactable

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

This project is a cross-platform mobile animation library and component wrapper that enables movement and style transitions for mobile UI elements. It functions as a keyframe animation engine and a preset motion library, allowing developers to apply visual effects to components through a declarative API. The library provides a set of built-in entrance, exit, and alert effects for rapid implementation. It also supports the definition of custom motion sequences and unique keyframes to create repeatable, branded visual experiences. The system covers a range of motion capabilities, including the

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

AndroidSwipeLayout is an Android UI library and custom view framework that enables the creation of layouts that reveal hidden action buttons when a user performs a swipe gesture. It functions as a gesture-based UI component that triggers callbacks based on the real-time position of the swipe. The framework is designed to support complex interaction patterns, specifically allowing for the nesting of multiple swipeable components within one another. The library covers mobile gesture interaction and custom view orchestration, providing tools to track swipe states and synchronize UI changes duri

iscroll is a JavaScript smooth scrolling library and web interaction framework. It provides a 2D web panning controller and a CSS transform zoom engine to manage inertial scrolling, panning, and zooming for web elements across different devices. The project enables the implementation of custom scrollbar interfaces and navigation maps that track the current viewport position. It supports the creation of interactive web carousels with element snapping, web parallax effects, and content scaling via pinch-to-zoom or mouse-wheel inputs. The library covers a broad range of interaction capabilities

TwinklingRefreshLayout is a pull-to-refresh layout for Android that provides a scrollable container for implementing refresh and load-more functionality. It acts as a view wrapper for components such as RecyclerView, ScrollView, and WebView to ensure consistent refreshing and loading behaviors across different scrollable views. The project distinguishes itself through an overscroll rebound component that creates an elastic bouncing animation when users scroll past layout boundaries. It includes a system for custom refresh indicators, allowing header and footer views to animate their visual st

dynamics.js is a physics-based JavaScript animation engine designed to create spring and bounce animations. It utilizes the browser animation frame loop to ensure motion is synchronized with the refresh rate. The engine includes tools for animation debugging, allowing users to slow down or freeze active motions to tune parameters. It also features a timing mechanism that executes callbacks synchronized with the animation frame rate to prevent visual stuttering. The project provides a physics solver based on mass, stiffness, and damping constants. Additionally, it includes a utility for apply

This repository is a collection of reference implementations and sample projects that demonstrate high-fidelity animations and gesture-driven interface patterns for cross-platform mobile frameworks. It provides a library of demonstration code and interactive components to showcase advanced user interface patterns. The project focuses on mapping complex touch inputs to fluid visual animations and coordinated layout changes. These examples serve as prototypes for developing and testing complex interaction patterns to determine the feasibility of specific design behaviors in React Native. The i

Vanta is a browser-based engine and library for rendering real-time, interactive 3D animations and stylized visual effects. It initializes and manages WebGL graphics within the HTML5 Canvas element to create animated digital art and dynamic backgrounds for web pages. The engine focuses on interactivity, mapping mouse and touch inputs to real-time visual changes. It provides configuration tools to adjust visual parameters, such as colors and animation properties, to align with specific branding and aesthetic requirements. The system handles the full animation lifecycle, including GPU renderin

interact.js is a JavaScript interaction library used to implement drag and drop, resizing, and multi-touch gestures within web browsers. It provides a specialized interaction framework for scalable vector graphics, allowing these elements to be moved and resized. The library features a multi-touch gesture engine that recognizes complex patterns such as pinch and rotate, and a coordinate snapping engine for aligning elements to grids or restricting movement within boundaries. It also includes a cross-frame state synchronizer to share interaction states and input events across multiple browser

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

CRToast is an iOS toast notification library and animation framework providing customizable temporary alert views for mobile interfaces. It serves as a toolkit for displaying non-intrusive system-style alerts that appear over or push out the status and navigation bars. The library features a physics-based transition engine that controls how notification banners slide into the screen using spring and damping coefficients. It supports custom notification styling for typography and imagery, alongside a gesture-driven interaction model for handling taps and swipes. The project manages the full n

Motion is a declarative animation framework designed for Vue applications. It provides a system for defining complex visual states and element transformations through an object-based syntax, allowing developers to manage interface motion directly within component templates. The library distinguishes itself by utilizing a physics-driven engine that calculates frame-by-frame values using spring-based mathematical models. This approach enables natural movement and fluid transitions between visual states without the need for manual keyframe management. By leveraging a fine-grained reactivity syst

React Native Gesture Handler is a declarative library that exposes the platform's native touch and gesture system to React Native, enabling smooth, deterministic gesture handling on the UI thread. It manages gesture recognition through a native state machine with defined transitions between states like BEGAN, ACTIVE, END, and CANCELLED, routing touch events through platform-native gesture recognizers on both iOS and Android. The library provides a comprehensive gesture composition framework that allows developers to combine multiple gestures into race, simultaneous, or exclusive sequences, co

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

This project is a jQuery plugin designed to detect and handle touch gestures on touch-enabled devices. It serves as a touch input handler and mobile gesture interface for identifying interactions such as swipes and pinches within a jQuery environment. The library distinguishes intentional gestures from accidental movements through configurable distance and time thresholds. It includes mechanisms to manage input interference, allowing for the exclusion of specific interactive child elements and the locking of default browser behaviors like scrolling or zooming during an active gesture. The sy

KawaiiPhysics is an Unreal Engine physics plugin that provides a skeletal mesh simulation tool for calculating pseudo-physics bone sway. It is designed to create natural movement for hair and clothing by controlling bone rotation based on stiffness and damping without requiring a full rigid body physics engine. The system features a character physics constraint framework and a runtime controller that allows for the dynamic adjustment of simulation parameters and external forces. It utilizes data-asset preset management to ensure consistent physics behavior across different characters and obje

Draggabilly is a JavaScript drag and drop library used to make DOM elements draggable on desktop and mobile. It serves as a coordinate-based UI tool and interaction library for tracking and setting the horizontal and vertical positions of interface elements during user interaction. The library provides a mobile-ready touch handler that converts mouse and touch movements into element translation. It includes specialized capabilities for restricting movement to specific axes or container boundaries and implements grid snapping to align elements to a predefined pixel grid. The tool manages the

react-spring is a declarative animation framework for React that drives visual transitions through state-driven declarations. It functions as a motion engine where animations are defined as target values pursued by a physics engine based on application state. The library utilizes a spring physics engine to calculate natural movements by simulating mass, tension, and friction instead of relying on fixed durations. To maintain high frame rates, it updates DOM elements directly via references to bypass the standard React render cycle. The framework covers physics-based motion and state-driven t

Motion-vue is a declarative animation library for Vue that provides a framework for building fluid, high-performance user interface motion. It enables developers to define complex animation states and transitions using code-based variants and spring-driven physics, ensuring that visual updates remain synchronized with component lifecycles and application state. The library distinguishes itself through a layout projection engine that tracks element coordinates to animate transitions between layout states, and a gesture-driven input pipeline that maps pointer and scroll interactions to animatio

Motion is a high-performance animation library that provides a unified, declarative architecture for managing visual transitions and motion states across web interfaces. By utilizing a lightweight engine, it allows developers to define complex animations through component properties rather than manual DOM manipulation, ensuring consistent behavior across various component-based frameworks and vanilla JavaScript environments. The library distinguishes itself through a sophisticated physics-based motion engine that simulates natural movement using mass, damping, and stiffness parameters. It inc

Niri is a Wayland compositor and tiling window manager designed for Linux systems. It functions as a display server that organizes application windows into a scrollable, column-based layout, providing a structured environment for managing graphical sessions, input routing, and hardware output. The project distinguishes itself through a declarative configuration engine that enables live-reloading of settings, allowing users to modify window rules, input bindings, and visual appearance without restarting the session. It features a physics-based animation system that uses spring-based curves to

GSAP is a comprehensive JavaScript animation library designed for orchestrating complex motion sequences and interactive user interfaces. It provides a robust property-interpolation engine that calculates intermediate values for CSS styles, attributes, and numeric properties, enabling smooth visual transitions across web elements. The framework is built on a core architecture that manages animation lifecycles, timeline-based sequence orchestration, and virtual property interception to ensure precise control over motion. The library distinguishes itself through a modular, plugin-based extensib

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

react-flip-toolkit is a coordinate-based transition framework and layout animation library for React. It uses a magic-move technique to calculate element positions, preventing jarring jumps during layout shifts through interpolation and physics. The library provides a spring-based motion engine that uses stiffness and damping settings to create natural movement for layout and style changes. It includes specialized tools for shared element transitions, which coordinate visual movements across client-side route changes to maintain continuity between different pages. The system covers layout tr

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

Deskhop is a DIY hardware KVM switch and USB HID input router. It provides the PCB layouts and firmware necessary to build a physical device that routes keyboard and mouse inputs between two computers. The project features a web-based configuration interface delivered via a virtual USB mass storage device, allowing users to manage hardware settings and calibration through a browser using WebHID. It supports seamless transitions between workstations via edge-of-screen cursor movement or hotkeys, including coordinate-mapped scaling to maintain vertical pointer position across monitors of differ