The World's #1 Selling JavaScript Spreadsheet With Over 500 Excel Functions

Deliver true Excel-like spreadsheet experiences, fast - with zero dependencies on Excel. Create financial apps, dashboards, charts, pivot tables, performance benchmarks, science lab notebooks, and other similar JavaScript spreadsheet applications.

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  • Create custom spreadsheets, advanced grids, dashboards, reports, and data input forms with the comprehensive API
  • Leverage the powerful, high-speed calculation engine for your most complex calculations
  • Import and export your most demanding Excel .xlsx spreadsheets
  • Full support for ReactVueAngular, and TypeScript
  • Includes basic compatibility support for screen readers and ADA compliance for the NVDA for Windows, Windows Narrator, and VoiceOver for OS X screen readers.
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Overview

JavaScript spreadsheet components are software elements that help developers add Excel-like functionality to web applications. SpreadJS is a suite of JavaScript spreadsheet controls that includes import/export, data inputs, cell customization, and an extensive calculation engine with over 500 functions.

Why Choose SpreadJS for Your JavaScript Applications?

The Industry Leader in Spreadsheets for JavaScript Developers

With over 25 years of experience in creating award-winning spreadsheets for professional developers, we already know what you want and need. No other spreadsheet vendor can match that. Put our spreadsheet experience to work for you today.

A Complete Toolbox in One Spreadsheet Control

Leverage the extensive JS spreadsheet library API and powerful calculation engine to create analysis, budgeting, dashboard, data collection and management, scientific, healthcare, education, financial applications and more.

Complete Document Control

Optimized to work in the browser for large and complex spreadsheet models, you can secure, manage, control and help eliminate risk while keeping the same spreadsheet functionality and ease of use they love online.

Powerful Calculation Engine Includes 500+ Functions in 19 Languages

With more built-in functions than any other JavaScript spreadsheet, SpreadJS offers a complete function library that includes statistical and financial functions, dynamic arrays and custom user defined functions that are optimized for big data, complex calculations, and advanced Excel models.

Code-Free with the SpreadJS Designer

Leverage the power of the included WYSIWYG SpreadJS Designer to quickly design a complex spreadsheet layout using a familiar UI with our desktop designer app - no learning curve required. You can also load your existing Excel .xlsx template files and start being productive immediately.

Deliver True Excel-Like Spreadsheet Experiences, Fast

Import, modify, and export your most complex Excel .xlsx spreadsheets. SpreadJS offers the most complete Excel-like experience, including pivot tables, charts, tables, shapes, sparklines, conditional formatting, filtering, and an extensive library with no Excel dependencies to create the most advanced data visualizations.

JavaScript Pivot Tables

Pivot Tables

SpreadJS includes full support for Pivot Tables, including the import and export of Excel pivot tables. This optional deployment add-on is a powerful data analysis tool used to group, calculate, summarize, and present large amounts of data.

Design JS Spreadsheets

Design JS Spreadsheets

Instantly design Excel-like JavaScript spreadsheets with the Web Designer.

Create Interactive JavaScript Dashboards

Create Interactive Dashboards

Easily create dashboards that quickly provide a snapshot of your business data.

JavaScript Financial Reports and Statements

Financial Reports and Statements

Create JavaScript Spreadsheets for financial, budgeting/forecasting, scientific, engineering, healthcare, insurance, and many other similar business applications.

Grid-Based Input Forms

Grid-Based Input Forms

Easily create complex data input and other similar structured forms that users can complete online.

JavaScript Sparklines

Sparklines

Visualize data with dozens of charts and elements.

JavaScript Custom Shapes

Custom Shapes

Use custom and data driven shapes to create interactive applications, such as a car insurance claim.

JavaScript Business Dashboard

Business Dashboards

Create business dashboards for your JavaScript applications, such as presenting a retail metric summary.

JavaScript Business Report

Business Report

Create business reports for your JavaScript applications, such as an account receivable report.

JavaScript Healthcare Medical Dashboard

Healthcare Medical Dashboard

Create dashboards for your JavaScript applications, such as a medical or healthcare summary.

JavaScript Spreadsheet Top Features

Performance Benchmark

Performance Benchmark

SpreadJS is optimized for fast performance. Launch the Performance Benchmark demo to load random values and set various properties. For example, populate 2 million cells in less than a second.

Spread Designer

Spread Designer

Take full control over the design of your spreadsheets with the SpreadJS Designer: create workbooks from scratch or import your own Excel .xlsx files to edit in an Excel-like WYSIWYG interface.

Import/Export Excel

Import/Export Excel

The most complete support for importing and exporting your Excel files. Load your most complex Excel (.xlsx) files in JavaScript, make changes, and export to an Excel file or save the data to a database.

JavaScript Pivot Tables

Pivot Tables

SpreadJS includes full support for Pivot Tables, including the import and export of Excel pivot tables. This optional deployment add-on is a powerful data analysis tool used to group, calculate, summarize, and present large amounts of data.

TableSheet DataTable

TableSheet

TableSheet is a separate high-performance enterprise-grade DataTable that adds the power of the SpreadJS spreadsheet calculation engine, runtime panels, and customized views to handle your most demanding data binding needs fast.

JavaScript Data Manager

Data Manager

The SpreadJS Data Manager is a new data engine API built for performance that makes connecting and interacting with TableSheet's bound data faster and easier than ever before with data relationships and views.



JavaScript Charts

Charts

SpreadJS provides support for 11 chart groups, 30+ chart types, trendlines, and combo charts. Set chart layouts, customize elements, and combine chart types to evaluate financial information, perform stock analysis, present sales revenues, and much more.

JavaScript Sparklines

Sparklines

Sparklines provide a graphical representation of your data Embed. these small sparkline charts in any cell to quickly show trends in your data, such as increases/decreases, minimum/maximum values, stock levels, costs, and more.

JavaScript Calculations

Advanced Calculations

SpreadJS includes a comprehensive Calculation Engine that supports 500+ built-in functions, custom functions, array functions, dynamic arrays, formula textbox, localized language function names, most Excel functions, and more.

Dynamic Arrays

Dynamic Arrays

Return multiple results from a singular formula like FILTER, RANDARRAY, SEQUENCE, SORT, SORTBY, and UNIQUE. Use the implicit intersection operator within formulas to get single values from a dynamic array formula.

Tables

Tables

Tables make it easier to manage and analyze related spreadsheet data. SpreadJS supports AutoExpand, conditional formatting, data validation, context menus, fixed headers, table resize and navigation, a total summary row and more.

JavaScript Filtering

Filtering

Use the built-in Excel-like filter dialog to allow your users to automatically filter their data or take advantage of creating custom filters to show and hide the relevant data as per your applications needs.

JavaScript Slicers

Slicers

Similar to filters, Excel-like slicers offer an intuitive visual way to filter your spreadsheet data. Available slicers include table, item, chart, aggregation, and custom slicers such as those used on consumer websites.

JavaScript Shapes

Shapes

SpreadJS includes support for many of the Excel shapes and provides more advanced functionality using data-driven shapes to dynamically generate the shape to create interactive shapes such as a manufacturing plant floor.

Sorting

Sorting

SpreadJS can sort data in ascending or descending order and you can specify a column or row index to sort on as well as the sort criteria. Custom complex sorting can also be defined with compare functions

Context Menu

Context Menu

SpreadJS includes an Excel-like context pop up menu for interacting with the sheet when the mouse is right-clicked on the control. Easily customize the context menu by adding and removing custom menu options

Data Binding

Data Binding

Bind JavaScript objects and object arrays of data. Bind entire worksheets, tables, or individual cells to data sources. You can also use the SpreadJS Designer to create a binding relation to the data with a template.

Printing

Printing

Print a single worksheet, specific data, or multiple worksheets with headers, borders, gridlines and other options. Set page breaks, display preview lines, get page information and print a background image as a watermark.

Exporting to PDF

Exporting to PDF

SpreadJS supports exporting to a PDF file. You can also import your Excel .xlsx files and export it to PDF. The Export operation uses the printInfo object for page setting and provides support for all the printing features that are available in SpreadJS.

Search

Search

SpreadJS makes it easy to find any data in the spreadsheet using the advanced built-in search function. You can also specify options such as the case, exact match, wild cards, cell range to search, and the order.

Floating Objects

Floating Objects

Add custom floating objects like pictures, logos, or custom HTML content that display on the top of the cells in a sheet. Customize objects using the included properties to control interaction.


Globalization

Globalization

SpreadJS includes built-in support for English, Chinese, and Japanese, and create custom resource files for other languages. The SpreadJS calculation engine also includes 18+ language packages and custom function localization.

Drag Fill

Drag Fill

SpreadJS makes it easy for your users to enter data by using AutoFill to automatically fill similar data or increment the values in adjacent values. Use custom fill to load the data at runtime programmatically.

Auto Merging

Auto Merging

SpreadJS supports AutoMerge for any cell range, column and the row and column headers. The neighboring cells in both the rows and columns can be visually merged automatically if the text is the same.

Hyperlinks

Hyperlinks

SpreadJS supports Excel-like hyperlinks, allowing users to quickly open up links from inside worksheet cells. Navigate to sheet locations, open up URLs, a draft email, or create custom commands that work like buttons in the sheet.

JavaScript Barcodes

Barcodes

SpreadJS supports eleven popular barcode sparklines including QR code, EAN-13, EAN-8, Codabar, Code39, Code93, Code128, GS1_128, Code49, PDF417, and DataMatrix that can be applied to any cell using formulas.

Cell States

Cell States

Define custom cell styles to provide visual clues when the cell state has changed such as edit mode, hover, invalid, active, selected, read only, or changed. Create interactive input form controls, advanced structured forms and other interactive forms.

Cell Drop-Downs

Cell Drop-Downs

Quickly and easily select data using the cell drop-down features. Create input forms, advanced structured forms, and other interactive forms using drop-downs such as lists, date pickers, sliders, calculators, and color pickers.

Data Validation

Data Validation

Data validation allows you to define restrictions on what data can or cannot be entered within a cell. You can also provide visual indicators on the invalid data to help the user correct the data to fit restrictions of a database.

Formatting

Formatting

SpreadJS supports extensive formatting at the cell level. Format any cell properties, including the cell type, font, font size, border, colors, alignment, word wrap, indentation, cell padding and labels, orientation, validation, tags, comments, and more.

Range Templates

Range Templates

The Range cell type allows custom rendering of cell data based on a cell range template. Data is bound to the template and rendered into the cell. Create custom rendering, such as card view, multi-row, and custom KPI blocks all without extra code.

Cell Types

Cell Types

SpreadJS includes many different cell types you can apply to any cell. Define the type of information that can be entered and displayed in any cell or use predefined dropdowns to make it easier for your users to select and enter valid data.

JavaScript Conditional Formatting

Conditional Formatting

Use conditional formatting to automatically highlight important information or easily spot trends in your data using the values you specify. SpreadJS supports the importing and exporting of many of Excels' rules.



Input Mask for Cells

Input Mask Style

The Input Mask Style constrains user input in a set format to ensure data accuracy and prevent input errors. SpreadJS supports creating customizable styles with the help of user-generated rules containing patterns, placeholders, masking characters, and more.


SpreadJS Designers

Easily Design your JavaScript Spreadsheets

SpreadJS Desktop Designer

SpreadJS Desktop Designer

The SpreadJS Designer, included with the licensed product and trial, is a very powerful WYSIWYG stand-alone desktop application that helps JavaScript developers quickly design spreadsheets using a familiar interface.

  • Create and design new spreadsheets
  • Import your existing Excel files and make any needed changes
  • Create templates that populate data at run-time
  • Export your finished spreadsheet to .ssjson or .xlsx to load into your SpreadJS application
Online Spread Designer Demo

Online Spread Designer Demo

This demo uses the developer SpreadJS Designer and brings it to the web so you can experience the Designer right in your browser. Optimized to work within your browser for large and complex spreadsheet models, you can secure, manage, control, and help eliminate risk while keeping the same spreadsheet functionality and ease of use for your end-users love online.

Test out our extensive and powerful calculation engine, allowing you to import your own Excel spreadsheets in our application and create custom functions, dynamic arrays, and 500+ other built-in functions. Our WYSIWYG SpreadJS Designer uses a very familiar UI to ensure that there is no learning curve required, just load in your existing Excel .xlsx template files and start being productive immediately.

Experience 11 chart groups, 30+ chart types, trendlines, and combo charts designed to help you visualize your data. Create custom chart layouts and combine various chart types to better evaluate information.

Spreadsheet Designer Component

Spreadsheet Designer Component

The SpreadJS Designer Component is a separate deployment add-on package that gives JavaScript developers the ability to embed this same ribbon bar and UI functionality into their own web applications making it easy for their customers to customize the spreadsheet.

The Designer includes Angular, React, and Vue wrappers, which provide you with the ability to embed the designer into your Angular, React, or Vue projects easily. Using the Designer in these frameworks is as simple as referencing the required node packages, importing the required modules, and implementing the required framework script code to initialize the designer.

Frequently Asked Questions About SpreadJS

Ready to try it out? Download free trial.

A great place to start would be to checkout our comprehensive demos with full sample source code and our getting started documentation.

SpreadJS is licensed by developer and hostname deployment license and includes one year of maintenance, phone support, and new version upgrade and updates. We also offer discounts for volume licensing, academic pricing, and competitive upgrades. Please refer to our Pricing Page for more information on pricing and licensing.  

You can find our JavaScript Spreadsheet demos here.

Of course! SpreadJS is licensed per developer and hostname deployment. The number of clients or applications does not matter. If you deploy to different/multiple hostnames, you would need a separate deployment license for each of them. Read more about our licensing and pricing.

No. SpreadJS is licensed per developer and deployment hostname only. SpreadJS only looks at the hostname it is being deployed to regardless of the number of customers.

Award-Winning Products and First-Class Support

"I have been using a various form of Spread back to the COM days. Spread is the most reliable spreadsheet that retrieves and stores data, whether interacting with a database or simply an Excel file. Try it out, and you will not go back to any other control"

TRUSTED CUSTOMER

"Great support through evaluation process, Spread is my favorite development add-in, adds great, high value capabilities to applications!"

TRUSTED CUSTOMER

"Excellent Products. I have been using their products for around 15 years. Always there to help."

TRUSTED CUSTOMER

Component Source Awards - 2023 #2 Publisher ComponentSource TOP 50 Product 2023 Award

"Thanks for providing the best [JavaScript] spreadsheet widget in the world, we're very happy customers. Your product has saved us a TON of time relative to other solutions we used in the past."

Jan Domanski, Labstep

"We have been using Spread in our desk and web products (PerpetualBudget) for over a decade. Not only are the Spread grids great controls but the support at GrapeCity is the best. When you need them, they're there!"

Jim Spicer, Spicer-Baer Associates

"I haven't come across such a feature-rich solid Spread before. Thanks for giving such a nice component."

Adavesh Managaon, MVP, Visual C#

"Spread benefits my company because our clients can now see the immediate benefit the websites we create for them provide."

Michael Stark, Owner, StarkNetwork.com