Open-source alternatives to React Spring

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

React-anime is a declarative motion framework designed to integrate animation capabilities into component-based user interfaces. It functions as a library for animating CSS, SVG, and DOM properties by mapping component properties directly to animation states, allowing developers to define motion through a component-based architecture. The library distinguishes itself through its ability to manage hierarchical animation sequences and automated lifecycle transitions. It provides tools to orchestrate complex, nested motion effects and handles the entrance and exit of elements as they are added t

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

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

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

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tsparticles is a JavaScript particle animation library and configuration-driven visual effects engine used to create customizable effects, confetti, and interactive backgrounds using HTML5 Canvas. It functions as a plugin-based graphics engine and a web component animation engine, allowing for the generation of complex behaviors and themes through structured JSON configuration objects. The project provides a cross-framework animation wrapper with dedicated compatible components for integrating effects into React, Vue, Angular, and Svelte. Its modular architecture allows users to extend the en

ScrollReveal is a JavaScript library designed to manage scroll-triggered visual transitions for web elements. It functions as a framework for tracking element visibility relative to the browser viewport, allowing developers to apply declarative animation sequences as users scroll through a page. The library provides centralized control over motion design by maintaining a global configuration registry that merges with local element settings to ensure consistent behavior. It distinguishes itself through its lifecycle management capabilities, which include the ability to stagger the reveal of mu

React-simple-animate is a declarative motion framework designed for building CSS keyframe animations and style transitions within web interfaces. It functions as a utility for orchestrating complex, multi-step visual effects by defining style sequences, timing, and easing properties directly within component logic. The library distinguishes itself through its focus on sequencing and coordination, allowing developers to chain multiple animation instances or group them to execute in specific orders. By utilizing functional hooks and declarative properties, it manages animation lifecycles and st

lottie-react-native is a React Native animation library and cross-platform vector animation engine used to render high-quality animations exported from After Effects via the Lottie file format. It functions as a Lottie animation player that allows mobile applications to display hardware-accelerated animations that maintain visual quality across different screen resolutions. The library serves as a dynamic animation controller, enabling the manipulation of playback, color filters, and text layers in real time. It provides the ability to change animation colors and visuals by applying filters t

GreenSock-JS is a JavaScript animation library and framework designed for animating CSS properties, SVG attributes, and JavaScript values. It functions as a scroll-driven animation engine and a sequencing system for coordinating multiple animations into a single timeline for precise execution across web browsers. The project provides tools for creating interactive scroll effects by linking animation progress to a user's scroll position. It also includes a responsive animation framework that adjusts behaviors and timing based on media queries to maintain consistency across different device scr

tween.js is a JavaScript animation engine and numeric interpolation library. It is designed to calculate intermediate values between a start and end state over time, using easing functions to create smooth transitions for numeric values and object properties. The project functions as both an animation sequence manager and an easing library, allowing for the coordination of concurrent animation groups and the chaining of multiple transitions. It provides tools for managing the rate of change through acceleration and deceleration functions. The library covers a broad range of motion capabiliti

This library is an Android animation framework designed to manage the visual transitions and entrance effects of dynamic list components. It provides a collection of pre-built animation primitives that trigger automatically when items are added, removed, or moved within a list, allowing developers to apply polished motion effects to interface elements. The project distinguishes itself by offering granular control over the timing, interpolation, and sequencing of these transitions. It supports the composition of multiple animation layers and the implementation of staggered motion effects, whic

React is a JavaScript library for building user interfaces based on a component-driven architecture and unidirectional data flow.

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

Animate UI is an animated UI component library and motion-enhanced design system. It provides a collection of pre-animated interface elements and layout primitives used to build interactive web user interfaces. The library is integrated with the Model Context Protocol, making it an MCP compatible component set that allows AI coding tools to automatically discover and implement its components. It also functions as an accessibility-aware animation framework that respects system-level reduced motion settings. The system covers a broad range of interactive visual effects, including animated typo

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

Framer Motion is a React animation library and hardware-accelerated motion engine. It provides a suite of systems for managing declarative transitions, automated layout interpolation, and animation states within React user interfaces. The project distinguishes itself through a layout transition orchestrator that automatically interpolates visual changes when elements shift position or size. It includes an interactive gesture system to trigger motion based on drags, hovers, and taps, as well as tools for binding animation progress to scroll positions. The library covers a broad range of motio

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

Lax.js is a lightweight JavaScript library designed for creating scroll-driven animations and interactive motion effects on web pages. It functions as a frontend interaction framework that enables developers to apply dynamic visual transformations to elements as they enter or exit the viewport. The library distinguishes itself by decoupling animation logic from core scripts through a declarative mapping system that utilizes data attributes. It processes scroll progress through a functional pipeline, mapping vertical offsets to specific CSS property ranges using linear interpolation to ensure

Animated is a declarative framework designed for creating high-performance, cross-platform interface movements. It provides a system for defining complex UI transitions through property interpolation, value mapping, and physics-based motion, allowing developers to orchestrate fluid visual effects without manual frame updates. The library distinguishes itself by offloading animation instructions to the native UI thread, ensuring consistent performance across mobile and web environments. It supports sophisticated motion design by linking multiple animation variables together, enabling coordinat

react-flip-move is a React animation library designed for animating DOM element transitions and list reordering using the FLIP technique. It functions as a layout transition component and a DOM transition utility to create smooth movement during state changes. The library specializes in hardware-accelerated transitions for elements as they are added, removed, or reordered within a list. It employs bounding-box position tracking to calculate layout shifts and supports staggered animation timing to create sequenced visual flows. Its capability surface covers layout transition orchestration, in

This project is a transition component library for React that manages CSS animations during the mounting and unmounting of components. It functions as a CSS class state manager and animation orchestrator, applying specific class sequences to track the entry and exit states of elements. The library coordinates the timing and sequence of multiple elements entering or leaving the screen. This includes managing synchronized group transitions for lists and triggering visual animations when switching between different URL routes. The system covers a range of transition capabilities, including stat

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

Skrollr is a dependency-free scroll-driven animation engine and cross-platform frontend library. It functions as a toolkit for linking CSS properties and HTML attributes to scroll positions to create synchronized animations, specifically providing utilities for the interpolation of SVG attributes. The library enables the creation of parallax scrolling and interactive web storytelling by mapping scroll offsets to specific style values. It allows for the development of non-linear movement and dynamic SVG effects through the use of custom HTML attributes that define keyframes. The system covers

This project is a declarative animation library and high-performance engine designed for creating fluid, interactive vector motion graphics on the web. It provides a specialized framework for defining, rendering, and orchestrating complex visual sequences, including custom geometric shapes and dynamic property transitions. The library distinguishes itself through a robust particle system framework that generates explosive or organic visual effects by emitting multiple shapes with randomized trajectories and paths. It utilizes a master timeline controller to synchronize independent animation i