I Built a 510-Byte Analytics Script. Here's How (and Why).

📰 Dev.to · Guillermo Llopis

Learn how to build a tiny 510-byte analytics script and understand the benefits of minimizing script size

intermediate Published 7 Apr 2026
Action Steps
  1. Build a minimal analytics script using vanilla JavaScript
  2. Run a size comparison with popular analytics libraries like Google Analytics
  3. Configure your script to track essential events and metrics
  4. Test your script's performance and data accuracy
  5. Optimize your script for production use by minifying and compressing the code
Who Needs to Know This

Developers and product managers can benefit from this knowledge to improve page load times and reduce bandwidth usage

Key Insight

💡 Smaller analytics scripts can significantly improve page load times and reduce bandwidth usage

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🚀 Built a 510-byte analytics script! Learn how to minimize script size and improve page load times

Key Takeaways

Learn how to build a tiny 510-byte analytics script and understand the benefits of minimizing script size

Full Article

Most analytics scripts are massive. Google Analytics loads ~82 KB of JavaScript. Even privacy-focused...
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