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modern-xlsx Wiki

Welcome to the modern-xlsx wiki — comprehensive knowledge base for the library.

Current version: v0.4.0

Quick Links

• Getting Started — Installation, setup, and your first spreadsheet
• Browser & CDN — Use directly in browsers via jsDelivr or unpkg
• API Reference — Complete API documentation
• Styling Guide — Fonts, fills, borders, alignment, number formats
• Examples — Common patterns and recipes
• Feature Comparison — modern-xlsx vs SheetJS (250 features compared)
• Performance — Benchmarks, optimization tips, and architecture
• FAQ — Common questions and troubleshooting

Migration Guides

• Migration from SheetJS — Side-by-side API comparison
• Migration from ExcelJS — ExcelJS → modern-xlsx patterns

Project

• Architecture — Rust WASM + TypeScript hybrid design
• Changelog — Release history

External Links

• GitHub Repository
• npm Package
• Documentation Site
• Interactive Playground
• Issue Tracker

New in v0.4.0

• Table Layout Engine — declarative drawTable() and drawTableFromData() API for styled XLSX tables
  • Header styling, zebra striping, auto-width with CJK support
  • Per-cell overrides, merge cells, column number formats
  • Freeze header, auto-filter, nested and side-by-side composition
• Bug Fixes — jsonToSheet startCol, initWasmSync race condition, writer performance