30 open-source projects similar to mojs/mojs, ranked by shared indexed features. Tags may describe platforms or build tools rather than the same primary purpose. Check each project’s use case, license, and deployment requirements before treating it as a replacement.
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 declarative motion framework and JavaScript animation engine designed to transition CSS properties, SVG attributes, and DOM elements. It provides a comprehensive set of tools for creating complex, multi-part motion sequences by synchronizing animations, timers, and callbacks into a single, unified timeline. The library distinguishes itself through a robust timeline-based sequence orchestrator that allows for precise timing, label-based control, and hierarchical nesting of animations. It also features a physics-driven interaction library that enables draggable elements with c
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
Remotion is a programmatic video framework that enables the creation of video content using component-based logic and standard web technologies. By leveraging a declarative animation engine, it allows developers to structure visual content as a hierarchy of reusable components, ensuring that animations and state updates remain consistent through deterministic frame execution. The framework distinguishes itself by utilizing a headless browser renderer that captures visual output frame-by-frame to generate high-quality video files. This architecture supports a cloud-native media pipeline, allow
LibGDX is a Java-based framework designed for cross-platform game development, enabling the creation and deployment of 2D and 3D games across desktop, mobile, and web environments from a single codebase. It functions as a comprehensive library that abstracts hardware-accelerated graphics, audio, input, and file system access, providing a unified interface for developers to manage game logic and application lifecycles. The framework distinguishes itself through a high-performance architecture that prioritizes efficiency and native interoperability. It utilizes a batch-oriented graphics pipelin
Raphael is a JavaScript library for creating, manipulating, and animating scalable vector graphics. It provides a programmatic interface and a cross-browser renderer for drawing 2D vector graphics and complex shapes within a web browser. The project functions as an SVG animation framework and drawing API, allowing for the construction of diagrams, charts, and custom illustrations. It enables the creation of motion graphics through the transformation of vector elements using coordinate systems and easing functions. The library covers capabilities for scalable vector rendering, dynamic data vi
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
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
This project is a client-side library for rendering responsive, animated SVG progress indicators. It functions as a frontend UI component and vector animation library designed to visualize completion status through linear, circular, and radial shapes. The library is distinguished by its support for custom vector path geometries, allowing users to define specific SVG path data to create specialized shapes. It uses a vector-based rendering approach to ensure that indicators remain sharp across different screen resolutions. The tool covers a range of capabilities including both static and anima
Keyframes is a cross-platform animation library and playback engine designed to render Adobe After Effects shape animations as high-quality vector graphics on mobile devices. It functions as a vector animation player that executes complex path and shape animations using a JSON-based data format, removing the need for rasterized video files. The system enables the conversion of shape-based animations from After Effects into a portable schema for delivery across both Android and iOS platforms. This ensures visual consistency by utilizing a shared framework to render the same vector animation da
Bodymovin is a motion graphics pipeline tool and plugin that exports After Effects animations into JSON files for native rendering on web and mobile platforms. It serves as a cross-platform animation bridge, converting complex vector motion designs into a portable Lottie format for use across different operating systems and frameworks. The project enables high-performance web animation by rendering motion graphics using SVG, Canvas, or HTML. It ensures consistent playback across diverse environments by converting dynamic expressions into static keyframes during the export process. The toolse
Skia is a high-performance 2D graphics rendering library used for drawing text, geometries, and images on digital surfaces. It functions as a hardware-accelerated graphics engine that offloads drawing operations to the GPU, a vector graphics processor for SVG and complex paths, and a typography engine for shaping and drawing characters with Unicode support. The project provides a cross-platform image codec for encoding and decoding standard image formats into raw pixel data across multiple operating systems. It also enables the development of user interfaces that maintain visual consistency a
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
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
This project is a programmable, high-performance drawing engine designed for building collaborative whiteboards, diagramming tools, and infinite canvas applications. It provides a reactive graphics runtime that manages complex canvas interactions, viewport animations, and input handling through a unified signal-based API. The framework is built on a schema-driven data store that maintains application state in a strictly typed, centralized record system, enabling efficient UI updates and persistent data management. The engine distinguishes itself through a highly modular architecture that supp
This repository is a comprehensive collection of functional 2D and 3D demo projects and implementation samples for the Godot Game Engine. It serves as an interactive tutorial and reference library, providing a working codebase to demonstrate how to apply engine features in real-world scenarios. The collection focuses on practical implementation guides, covering a wide array of technical capabilities from basic engine fundamentals to advanced rendering and scripting techniques. It allows users to study the application of node-based composition, asset pipelines, and game logic through direct ex
Vue is a progressive, component-based JavaScript framework designed for building reactive user interfaces and single-page applications. It centers on a declarative template system that transforms HTML into efficient render functions, allowing developers to organize complex interfaces into isolated, reusable units that synchronize automatically with application state. The framework distinguishes itself through a dependency-tracking reactivity system that monitors data access during rendering to trigger precise updates. It provides a flexible architecture that supports both incremental adoption
Theatre is a motion graphics and animation library designed for the web. It functions as a declarative state animation engine that manages the properties of visual elements over time, allowing developers to create complex, time-based sequences and interactive motion graphics directly within the browser. The framework distinguishes itself through its focus on audio-synced animation, providing tools to coordinate visual motion sequences with external sound files. By utilizing a declarative animation graph and keyframe-based property interpolation, it enables the creation of rhythmic, music-driv
This project is a cross-platform animation engine and vector animation player designed to render complex motion graphics within web browsers. It functions as a declarative motion framework, allowing developers to decouple visual design from application logic by using structured data files to define sophisticated animations. The library distinguishes itself by offering multiple rendering paths, including native support for vector graphics through the browser document object model and raster-based drawing via canvas elements. It utilizes a dedicated property interpolation engine to calculate ke
Graphite is a node-based visual design environment that integrates vector illustration, raster image processing, and motion graphics generation into a single platform. It utilizes a functional reactive pipeline and a data-flow execution model to propagate state changes through a graph of interconnected nodes, allowing users to construct complex, automated design workflows. The platform distinguishes itself through a context-aware evaluation engine that injects runtime metadata—such as coordinate data and loop indices—directly into the node graph. This enables the creation of procedural geomet
Macaw is a Swift vector graphics library and animation framework used to create and render scalable geometric shapes and text. It functions as an SVG rendering engine and an interactive vector graphics toolkit for displaying complex artwork while maintaining image quality at any scale. The framework enables the animation of shape properties and node transformations, including the ability to morph one vector path into another. It allows for the integration of external SVG files and the application of linear and radial gradients to fills and strokes. The toolkit covers a range of capabilities
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
huashu-design is a design system infrastructure and a set of specialized design engines for high-fidelity HTML prototyping, quality evaluation, and presentation conversion. It provides tools for generating interactive single-file HTML mockups, frame-based motion design, and a visual evaluator that analyzes design quality across five dimensions using radar charts. The system distinguishes itself through a translation pipeline that converts HTML slide decks into editable PowerPoint and PDF objects rather than flat images. It includes a motion design engine that uses a time-slice model to render
Two.js is a multi-backend graphics engine and vector drawing library that provides a unified API for creating two-dimensional graphics and animations. It functions as a renderer-agnostic abstraction layer, allowing users to generate vector shapes and paths that can be rendered via SVG, Canvas2D, or WebGL. The engine includes a scene graph manager to organize objects into hierarchical groups, enabling the propagation of collective transformations and parent-child relationships. It also features a headless graphics renderer, providing a node-based implementation for generating 2D drawings in se
Lottie is a JSON vector animation engine and cross-platform player that renders resolution-independent motion graphics. It functions as a runtime renderer that translates Adobe After Effects compositions into real-time animations using a JSON-based intermediate representation. The project distinguishes itself by enabling dynamic control over vector assets at runtime. It allows for the programmatic modification of animation properties, colors, and playback states through hierarchical key-paths and dynamic theming. This allows animations to respond to real-time application state changes and use
canvas-confetti is an HTML5 canvas animation library and browser particle effect engine designed to render celebratory confetti bursts. It functions as a visual effects tool that transforms SVG paths, emojis, and text into animated particles. The library offloads heavy particle calculations to a web worker to maintain main thread responsiveness and prevent the user interface from lagging. It includes built-in support for operating system reduced motion settings, automatically disabling animations for users with motion sensitivities to ensure accessibility compliance. The system supports conf
Fabric.js is an object-oriented canvas library that provides an interactive framework for managing shapes, images, and text within an HTML5 canvas environment. It abstracts raw pixel-based drawing commands into a structured hierarchy of objects, enabling developers to manipulate, transform, and animate elements through a centralized event-driven system. The library distinguishes itself by offering comprehensive state serialization, allowing complex graphic compositions to be converted into JSON or SVG formats for persistent storage and reconstruction. It includes a built-in SVG parser that co
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
Shan-shui-inf is an algorithmic art engine designed to generate infinite, procedurally created mountain and tree scenery. It functions as a generative Chinese painting engine that mimics the style and composition of traditional ink landscapes using mathematical noise and geometric functions. The system produces a seamless and endless stream of scalable vector graphics, enabling infinite vector scrolling. It maps noise values to spatial coordinates to arrange landscape elements and calculates vector coordinates to simulate organic hand-painted strokes. All artwork is rendered as scalable vect
Vello is a cross-platform graphics library and GPU-accelerated 2D vector renderer. It functions as an engine for drawing high-performance 2D scenes, rendering scalable vector graphics files, and playing Lottie animations. The project utilizes GPU compute shaders for rasterization and stores vector geometry in a GPU-resident scene graph to minimize data transfer. It employs a tiled rendering architecture and parallelized path rendering to process complex imagery across diverse graphics APIs. The library provides hardware-accelerated compositing and enables the output of rendered 2D visual dat