Stop bundling SheetJS for simple Excel exports: a 5 KB alternative

📰 Dev.to · azizam techno

Ditch SheetJS for simple Excel exports and use mini-xlsx, a 5 KB alternative, to reduce bundle size and improve performance

intermediate Published 28 Apr 2026
Action Steps
  1. Use mini-xlsx to build XLSX files
  2. Replace SheetJS with mini-xlsx in your project
  3. Test your Excel exports with mini-xlsx
  4. Compare the bundle size before and after switching to mini-xlsx
  5. Optimize your application's performance using the reduced bundle size
Who Needs to Know This

Developers working on web applications that require Excel exports can benefit from using mini-xlsx to reduce bundle size and improve performance. This is particularly useful for teams looking to optimize their application's size and speed.

Key Insight

💡 mini-xlsx is a lightweight, zero-dependency XLSX builder that can significantly reduce bundle size and improve performance

Share This
💡 Reduce your bundle size by 99% with mini-xlsx, a 5 KB alternative to SheetJS for simple Excel exports!
Read full article → ← Back to Reads