SpreadJS 2026: Benefits, Features & Pricing

SpreadJS stands as the premier choice for JavaScript developers in the spreadsheet arena, boasting an impressive track record of over 25 years in delivering award-winning spreadsheets for .NET, COM, and JavaScript developers. It has earned its reputation by consistently meeting the needs of professional developers worldwide. Create financial, budgeting/forecasting, scientific, engineering, healthcare, insurance, educational, manufacturing, and many other similar business applications.

SpreadJS offers the most complete Excel-like experience, including tables, charts, shapes, sparklines, slicers, calc engine, conditional formatting, filtering, globalization, import and export native Excel spreadsheets, and more with no Excel dependencies. By creating JavaScript applications with SJS, you can develop apps that secure, manage, and control to eliminate risk while keeping the functionality and ease of use.

The SpreadJS control includes:

• High-speed, powerful calculation engine to handle complex calculations

• Import and export your most demanding Excel .xlsx spreadsheets

• Full support for React, Vue, Angular, and TypeScript

• Code-free WYSIWYG spreadsheet designer, enabling devel...