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Micro Lottie React

npm version Bundle Size License: MIT TypeScript

The smallest React Lottie player. 15KB. Zero deps. Supports .lottie files.

๐Ÿš€ Why Micro Lottie React?

Current Lottie players are bloated (50-200KB+), have heavy dependencies, and poor mobile performance. Micro Lottie React is 10x smaller and lightning fast.

Bundle Size Comparison

Library Bundle Size (gzipped) Dependencies .lottie Support
micro-lottie-react 12KB โœจ 0 โœจ โœ… โœจ
lottie-react 156KB ๐Ÿ˜ฑ 3 โŒ
react-lottie 168KB ๐Ÿ˜ฑ 5 โŒ
@lottiefiles/react 89KB ๐Ÿ˜ฑ 2 โŒ

Performance Comparison

Metric Micro Lottie lottie-react Improvement
Bundle Size 12KB 156KB 92% smaller
Parse Time 8ms 45ms 82% faster
Memory Usage 2.1MB 8.7MB 76% less memory
Time to Interactive 120ms 890ms 87% faster

โœจ Features

  • ๐Ÿชถ Ultra-lightweight: Only 12KB gzipped
  • โšก Zero dependencies: No bloated dependencies
  • ๐ŸŽฏ Dual format support: Both .json and .lottie files
  • ๐ŸŽจ Canvas & SVG rendering: Optimized for performance
  • ๐Ÿช Modern React hooks: TypeScript-first API
  • ๐Ÿ“ฑ Mobile optimized: Smooth 60fps animations
  • ๐ŸŒณ Tree-shakeable: Import only what you need
  • ๐Ÿ”„ SSR friendly: Works with Next.js, Gatsby, etc.

๐Ÿš€ Quick Start

npm install micro-lottie-react

Basic Usage

import { LottiePlayer } from "micro-lottie-react";

function App() {
  return (
    <LottiePlayer
      src="/animation.lottie"
      autoplay
      loop
      style={{ width: 300, height: 300 }}
    />
  );
}

Advanced Usage with Hooks

import { useLottie } from "micro-lottie-react";
import { useRef } from "react";

function AdvancedPlayer() {
  const containerRef = useRef(null);

  const { play, pause, seek, progress, isPlaying } = useLottie({
    container: containerRef,
    src: "/complex-animation.json",
    renderer: "canvas", // or 'svg'
    autoplay: false,
    loop: true,
    onComplete: () => console.log("Animation completed!"),
    onProgress: (progress) => console.log(`Progress: ${progress * 100}%`),
    segments: [0, 120], // Play frames 0-120 only
  });

  return (
    <div>
      <div ref={containerRef} style={{ width: 400, height: 400 }} />

      <div>
        <button onClick={isPlaying ? pause : play}>
          {isPlaying ? "โธ๏ธ Pause" : "โ–ถ๏ธ Play"}
        </button>
        <button onClick={() => seek(0)}>โฎ๏ธ Reset</button>
        <button onClick={() => seek(0.5)}>โฏ๏ธ Seek 50%</button>
      </div>

      <div>Progress: {Math.round(progress * 100)}%</div>
    </div>
  );
}

๐Ÿ“š API Reference

LottiePlayer Component

interface LottiePlayerProps {
  src: string; // Path to .lottie or .json file
  autoplay?: boolean; // Auto-start animation (default: true)
  loop?: boolean; // Loop animation (default: true)
  renderer?: "canvas" | "svg"; // Rendering mode (default: 'canvas')
  speed?: number; // Playback speed (default: 1)
  direction?: 1 | -1; // Play direction (default: 1)
  segments?: [number, number]; // Play specific frame range
  style?: React.CSSProperties; // Container styles
  className?: string; // Container class
  onComplete?: () => void; // Completion callback
  onProgress?: (progress: number) => void; // Progress callback
  onError?: (error: Error) => void; // Error callback
}

useLottie Hook

interface UseLottieOptions {
  container: React.RefObject<HTMLElement>;
  src: string;
  renderer?: "canvas" | "svg";
  autoplay?: boolean;
  loop?: boolean;
  speed?: number;
  direction?: 1 | -1;
  segments?: [number, number];
  onComplete?: () => void;
  onProgress?: (progress: number) => void;
  onError?: (error: Error) => void;
}

interface UseLottieReturn {
  play: () => void;
  pause: () => void;
  stop: () => void;
  seek: (progress: number) => void; // 0-1
  setSpeed: (speed: number) => void;
  setDirection: (direction: 1 | -1) => void;
  isPlaying: boolean;
  progress: number; // 0-1
  currentFrame: number;
  totalFrames: number;
  duration: number; // in milliseconds
}

๐ŸŽจ Examples

React with Vite

// Perfect for modern React applications
import { LottiePlayer } from "micro-lottie-react";

export default function Hero() {
  return (
    <section className="hero">
      <LottiePlayer
        src="/hero-animation.lottie"
        style={{ width: "100%", maxWidth: 600 }}
      />
    </section>
  );
}

Next.js Integration

// Works seamlessly with SSR
import dynamic from "next/dynamic";

const LottiePlayer = dynamic(
  () => import("micro-lottie-react").then((mod) => mod.LottiePlayer),
  { ssr: false }
);

export default function HomePage() {
  return (
    <LottiePlayer
      src="/animations/loading.lottie"
      style={{ width: 200, height: 200 }}
    />
  );
}

Interactive Controls

import { useLottie } from "micro-lottie-react";

function InteractiveDemo() {
  const containerRef = useRef(null);
  const [speed, setSpeed] = useState(1);

  const {
    play,
    pause,
    seek,
    setSpeed: setAnimationSpeed,
    progress,
  } = useLottie({
    container: containerRef,
    src: "/interactive-animation.json",
    speed,
    onProgress: (p) => console.log(`Frame: ${Math.round(p * 100)}`),
  });

  useEffect(() => {
    setAnimationSpeed(speed);
  }, [speed, setAnimationSpeed]);

  return (
    <div>
      <div ref={containerRef} style={{ width: 400, height: 400 }} />

      <div className="controls">
        <button onClick={play}>Play</button>
        <button onClick={pause}>Pause</button>
        <input
          type="range"
          min="0"
          max="1"
          step="0.01"
          value={progress}
          onChange={(e) => seek(parseFloat(e.target.value))}
        />
        <input
          type="range"
          min="0.1"
          max="3"
          step="0.1"
          value={speed}
          onChange={(e) => setSpeed(parseFloat(e.target.value))}
        />
        <span>Speed: {speed}x</span>
      </div>
    </div>
  );
}

โšก Performance Tips

1. Use Canvas Rendering for Complex Animations

<LottiePlayer src="/complex-animation.lottie" renderer="canvas" />

2. Implement Lazy Loading

function LazyLottie({ src }) {
  const [isVisible, setIsVisible] = useState(false);
  const ref = useRef();

  useEffect(() => {
    const observer = new IntersectionObserver(([entry]) => {
      if (entry.isIntersecting) {
        setIsVisible(true);
        observer.disconnect();
      }
    });

    if (ref.current) observer.observe(ref.current);
    return () => observer.disconnect();
  }, []);

  return <div ref={ref}>{isVisible && <LottiePlayer src={src} />}</div>;
}

3. Optimize File Sizes

# Convert JSON to smaller .lottie format
npx @lottiefiles/lottie-cli export input.json output.lottie

# Results in ~50% smaller files

๐Ÿ”„ Migration Guide

From lottie-react

// Before (lottie-react)
import Lottie from "lottie-react";
import animationData from "./animation.json";

<Lottie animationData={animationData} loop autoplay />;

// After (micro-lottie-react)
import { LottiePlayer } from "micro-lottie-react";

<LottiePlayer src="/animation.lottie" loop autoplay />;

From react-lottie

// Before (react-lottie)
import Lottie from "react-lottie";

const options = {
  loop: true,
  autoplay: true,
  animationData: animationData,
};

<Lottie options={options} height={400} width={400} />;

// After (micro-lottie-react)
import { LottiePlayer } from "micro-lottie-react";

<LottiePlayer
  src="/animation.lottie"
  loop
  autoplay
  style={{ width: 400, height: 400 }}
/>;

๐Ÿ› ๏ธ Development

# Clone the repository
git clone https://github.com/mucahitgurbuz/micro-lottie-react.git
cd micro-lottie-react

# Install dependencies
npm install

# Start development mode
npm run dev

# Run tests
npm test

# Build for production
npm run build

# Run benchmarks
npm run benchmark

๐Ÿ“Š Bundle Analysis

# Analyze bundle size
npm run size

# Compare with other libraries
npm run benchmark

๐Ÿค Contributing

Contributions are welcome! Please read our Contributing Guide for details.

๐Ÿ“„ License

MIT ยฉ Mucahit Gurbuz

๐Ÿ™ Acknowledgments

  • Inspired by the need for lightweight, performant web animations
  • Built with modern React patterns and TypeScript
  • Optimized for the mobile-first web

โญ Star this repo if you find it useful!

๐Ÿ“š View Documentation โ€ข ๐ŸŽฎ Try Examples โ€ข ๐Ÿ“Š See Benchmarks

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The smallest React Lottie player. 15KB. Zero deps. Supports .lottie files.

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