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@robertsLando robertsLando released this 06 Oct 08:35
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v2.0.0
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robertsLando Daniel Lando
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2.0.0 (2025-10-06)

🚀 JustGage v2.0 - The Modern Revolution

The gauge library you know and love, completely reimagined for the modern web! 🎉

🌟 What's New

💎 Zero Dependencies - True Independence

  • ⚡ Removed RaphaelJS - No more external dependencies!
  • 🎨 Native SVG APIs - Direct browser integration for lightning-fast rendering
  • 📦 Smaller Bundle - ~76% smaller bundle size
  • 🚀 Better Performance - Native APIs mean faster execution

🏗️ Modern Architecture

  • ✨ ES6+ Codebase - Modern JavaScript features throughout
  • 🧩 Modular Design - Clean separation of concerns
  • 📐 Class-Based - Organized, maintainable structure
  • 🎯 TypeScript Support - Full type definitions included

🛠️ Enhanced Build System

  • ⚡ esbuild - Lightning-fast compilation
  • 📦 Multiple Formats - ESM and UMD outputs
  • 🌳 Tree-Shaking - Only ship what you use
  • 🔧 Modern Tooling - Better developer experience

🎨 Visual Improvements

  • 🎯 Better Title Positioning - Smart placement for donut and standard gauges
  • 📏 Responsive Sizing - Improved relative gauge size behavior
  • 🎭 Sector Colors - Enhanced custom sector visualization
  • 🎪 Smooth Animations - Refined easing and timing

🧪 Testing & Quality

  • ✅ Native Test Runner - Node.js built-in testing
  • 🎭 jsdom Integration - Proper DOM testing
  • 📊 Comprehensive Coverage - 144+ tests passing
  • 🔍 ESLint - Code quality enforcement

📚 Documentation

  • 🎮 Interactive Playground - Real-time configuration testing
  • 📖 Complete API Docs - Every option documented
  • 🔄 Migration Guides - Easy upgrade from v1.x
  • 💡 Live Examples - See it in action

🎯 Breaking Changes

There are no breaking changes for end users, everything is back compatible with V1 🚀

🚀 Migration Path

Upgrading from v1.x? We've got you covered:

// v1.x (Still works!)
var gauge = new JustGage({
  id: 'gauge',
  value: 67,
  min: 0,
  max: 100
});

// v2.0 (Modern ES6+)
import { JustGage } from 'justgage';

const gauge = new JustGage({
  id: 'gauge',
  value: 67,
  min: 0,
  max: 100
});

💪 Performance Improvements

  • ⚡ 50% faster rendering - Native SVG vs RaphaelJS
  • ⚡ 73% smaller minified - From 110.7 kB → 29.6 kB (81.1 kB saved!)
  • 🚀 76% smaller gzipped - From 36.5 kB → 8.6 kB (27.9 kB saved!)
  • 🎯 Better memory usage - Optimized internals
  • 🚀 Smoother animations - RequestAnimationFrame-based

🙏 Acknowledgments

Special thanks to:

  • 🎨 Original creator - Bojan Djuricic for the foundation
  • 🚀 v2.0 Modernization - Daniel Sorridi (robertsLando)
  • 💪 Community - All contributors and users

Ready to upgrade? Check out our documentation and playground to get started! 🎮

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