🏆 JavaScript Library Benchmarks

Automated performance benchmarks for popular JavaScript libraries

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📊 Benchmark Categories

Category	Description	Libraries	Status	View Results
🗃️ State Management	React state management libraries	1		View →
🔄 Immutability	Immutability helper libraries	6		View →
🧭 Router	React routing libraries	4		View →
🎨 CSS Frameworks	CSS-in-JS and utility-first CSS frameworks	4		View →

Each category has its own detailed README with benchmark results, methodology, and insights.

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🔬 How It Works

• Automated: Runs daily via GitHub Actions
• Smart Execution: Only runs when libraries update or test files change
• Comprehensive: Multiple real-world test scenarios per category
• Transparent: Open source, reproducible locally

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🚀 Quick Start

View Results

Browse to any category folder to see detailed benchmark results and insights.

Run Locally

# Clone the repo
git clone https://github.com/sylphxltd/benchmark.git
cd benchmark

# Install root dependencies
npm install

# Run a specific category
cd benchmarks/state-management
npm install
npm run benchmark

# Generate report
npx tsx ../../scripts/generate-readme.ts .

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🤝 Contributing

Adding a New Library

1. Update package.json in the category folder
2. Update library-metadata.json with GitHub link
3. Add benchmark tests in src/benchmark.bench.ts
4. Run benchmarks and generate README
5. Submit PR with results

Adding a New Category

1. Create directory in benchmarks/
2. Copy structure from existing category
3. Add libraries and write tests
4. Update main README table
5. Submit PR with sample results

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📈 Results Format

Each category README includes:

• Library Versions: Current versions with last updated dates
• Bundle Sizes: Minified + Gzipped sizes from Bundlephobia
• Benchmark Results: Operations/sec, variance, mean time, p99
• Key Insights: Performance comparisons and recommendations

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Developed and maintained by Sylph

Supporting Tools

Vitest • Bundlephobia • GitHub Actions

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