DevExpress Office File API

DevExpress Office File API is a comprehensive set of libraries designed to enable developers to seamlessly create, edit, and manage various types of office files, such as Excel, Word, PDF, and others, programmatically within .NET applications. This powerful API supports a wide range of document manipulation features, including formatting, data import/export, conversion, and complex document processing tasks, ensuring high performance and ease of use.

DevExpress Office File API can read, write and print XLS, PDF, DOC and RTF files. Convert documents to a different format. Password-protect documents, generate barcodes and compressed archives.

DevExpress Office File API Features

Spreadsheet Document API - Read/Write Microsoft Excel Documents. A high performance and full-functional API to work with Microsoft Excel documents. Our Spreadsheet Document API ships with the following integrated features:

  • Microsoft Excel compatibility (XLS, XLSX, XLSM...

Latest News

Easily Manage Tables in PowerPoint Files
Easily Manage Tables in PowerPoint Files
February 13, 2026Product Update
DevExpress Office File API adds support for PowerPoint tables, enabling applications to read, write, and modify table data inside presentation files.
Redact Sensitive Data in PDFs with Precision
Redact Sensitive Data in PDFs with Precision
July 30, 2025Product Update
DevExpress Office File API v25.1 adds a new redaction API to help conceal private content, improving PDF document confidentiality.
DevExpress Wins #1 Publisher and Product Awards
DevExpress Wins #1 Publisher and Product Awards
May 13, 2025Publisher Award
ComponentSource has awarded DevExpress the Top Publisher and Top Product Awards, along with eight further 2025 Awards.
Embed Images in Spreadsheet Cells with Ease
Embed Images in Spreadsheet Cells with Ease
March 4, 2025Product Update
DevExpress Office File API v24.2 allows images to be embedded directly into worksheet cells, ensuring seamless integration with Excel.
Simplify Formulas with Spill Range Automation
Simplify Formulas with Spill Range Automation
January 7, 2025Product Update
DevExpress Office File API adds spill range support, streamlining spreadsheet workflows and enhancing data manipulation efficiency.
Build .NET 9 Applications Faster with DevExpress
Build .NET 9 Applications Faster with DevExpress
December 13, 2024Product Update
The DevExpress 24.2 release adds full .NET 9 support, allowing developers to leverage the latest features and performance improvements.

Prices from: $ 1,175.99

One software license is required per developer. You may install the product on more than one machine as long as each developer has their own license. This allows you to install it on your work, home...

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Supported Frameworks
  • .NET 8 / .NET 9 / .NET 10
  • .NET Framework 4.6.2+

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