SpreadJS

SpreadJS is a complete enterprise JavaScript spreadsheet solution used to create financial reports and dashboards, budgeting and forecasting models, scientific, engineering, healthcare, education, science lab notebooks, and other similar JavaScript business applications. Leverage the high-speed calculation engine with over 500 Excel built-in functions in 19 languages, to deliver true Excel-like spreadsheet experiences with zero dependencies on Excel. Fully customize these JavaScript spreadsheet applications with optional deployment add-ons, including Pivot Table and Pivot Panel UI, a spreadsheet designer ribbon, an AI Assistant for natural-language productivity, a Collaboration Server for real-time editing, and more! Full support for React, Vue, Angular, and TypeScript.

SpreadJS Features

  • The Industry Leader in Spreadsheets - 25+ years of experience creating award-winning spreadsheets for professional developers
  • Deliver True Excel-like Spreadsheet Experiences, Fast - Import, modify and export your most complex Excel .xlsx spreadsheets. SpreadJS offers a complete Excel-like experience, including tables, charts, shapes, sparklines, conditional formatting, filtering, and an extensive library with no Excel dependencies to create the most advanced data visualizations...

Latest News

Apply Spreadsheet Templates to New Workbooks
Apply Spreadsheet Templates to New Workbooks
May 12, 2026Product Update
SpreadJS 19.1 enhanced designer can now apply pre-configured spreadsheet templates with consistent styles and formats from the start.
Import and Export Excel XLSX Using JavaScript
Import and Export Excel XLSX Using JavaScript
April 17, 2026Feature Highlight
Explore this online tutorial to learn how to use SpreadJS to open and save spreadsheets without Excel being installed.
Build Collaborative Spreadsheets in JavaScript Apps
Build Collaborative Spreadsheets in JavaScript Apps
February 16, 2026Feature Highlight
Attend the MESCIUS CodeClinic Live Webinar to Explore the Collaboration Server add-on to SpreadJS.
Enable Real-Time Spreadsheet Collaboration
Enable Real-Time Spreadsheet Collaboration
December 19, 2025Product Update
SpreadJS 19 adds support for collaborative work with a new server add-on that enables multiple users to edit the same spreadsheet simultaneously.
Add a Vue Pivot Table to your Web Application
Add a Vue Pivot Table to your Web Application
October 14, 2025Feature Highlight
SpreadJS Pivot Tables provide a powerful way to easily explore and summarize large datasets.
Discover How Much You Can Save on Document APIs
Discover How Much You Can Save on Document APIs
September 15, 2025Feature Highlight
Document Solutions Total Cost of Ownership comparison includes an interactive TCO calculator.

Prices from: $ 1,969.02

Licensed Per Developer and Deployed Hostname: A Developer license is needed for each developer using SpreadJS. In addition, a Deployment license is needed for each separate production hostname...

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MESCIUS (formerly GrapeCity)
As official and authorized distributors, ComponentSource supplies you with legitimate licenses directly from MESCIUS (formerly GrapeCity).
Supported Browsers
  • Microsoft IE9+
  • Mozilla FireFox
  • Safari
  • Google Chrome

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