Excel SDK Libraries

The LEADTOOLS Excel API gives developers the power to load, create, edit, and save Excel sheets programmatically. Built with our award-winning Document SDK Technology, the LEADTOOLS Excel API provides support for a large variety of features including formatting, formula creation, styling, merging, and splitting cells and images.



Whether you're building a financial analysis tool, a data management system, or a reporting dashboard, the Excel API empowers you to manipulate Excel sheets programmatically with ease. Developers in .NET 6+, C#, VB, and HTML / JavaScript can feel secure knowing the LEADTOOLS Excel API has their back.

Image of a datasheet made with LEADTOOLS Excel
Feature-rich Excel SDK

Powerful Excel API

The LEADTOOLS Excel API gives developers the power to load, create, edit, and save Excel sheets programmatically. Support for all the features you would expect to be able to edit and change.

  • Formatting
  • Formula creation
  • Styling
  • Merging
  • Splitting cells and images
  • Works seamlessly with the LEADDocument class
Feature-rich Excel SDK

Online Excel Web Editor

Designed similar to our Document Editor Control, this full-featured spreadsheet library is easy to integrate into existing HTML/JavaScript applications. This dynamic and user-friendly editor includes the following features:

  • Dynamic data manipulation to easily add, edit, or delete rows and columns
  • Support for multiple worksheets
  • Formulas and functions capabilities including basic mathematical operations, statistical functions, and date/time functions
  • Cell formatting including text size, text color, font, backgrounds, and more
  • Ability to import .XLS and .XLSX documents and export .XLSX
Many other document frameworks

Document Framework

The Excel Document API and Web Editor is one component of the LEADTOOLS Document Framework. Other components of the framework include:

Excel Development Made Easy

Easy to Integrate

LEADTOOLS handles the heavy lifting, eliminating months of R&D, while giving you the best quality and performance available. You'll be free to focus on other components of your application. Download the LEADTOOLS evaluation to streamline your development.

Cross platform libraries

Excel SDK Platforms and Programming Interfaces

Operating Systems

Projects that use LEADTOOLS Excel libraries can be deployed to Windows and Web devices.

Frameworks

Developers that are leveraging these frameworks can utilize the Excel SDK: .NET 6+ and Web Services / Web API (JSON, SOAP, REST)

Programming, Scripting, Markup

Excel code snippets and demo applications are provided for the following: C#, VB, and HTML / JavaScript

Start Coding With LEADTOOLS Excel


Excel libraries as well as all LEADTOOLS Recognition, Document, Medical, Vector, and Imaging technologies for all development and target platforms, including Windows, Linux, and macOS.

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Online Demo Application that include Excel SDK Libraries


HTML5/JavaScript Excel Web Editor

Designed similar to the Document Editor Control, the LEADTOOLS Excel Web Editor is a full-featured spreadsheet library and easy to integrate into existing HTML/JavaScript applications.