GemBox.Spreadsheet

Read, write, convert, and print XLSX, XLS, XLSB, CSV, HTML, and ODS spreadsheets from .NET applications.

GemBox.Spreadsheet

Top Features

Multiple File Formats

Use a single programming interface for multiple file formats (XLSX, XLS, XLSB, ODS, CSV, HTML, PDF, PDF/A, and XPS).

Standalone .NET Component

Not dependent on Microsoft Excel; 100% managed code (C#); follows .NET class library design guidelines.

Multiple Platforms

Read, write, view, and edit spreadsheets in .NET, .NET Core, .NET Framework, Mono, and Xamarin.

Fast Performance

Read and write 1,000,000 rows with less than 256MB RAM and less than 3.5 seconds.

Model Manipulation

Edit sheets, cells, styles and formatting, formulas, images, charts, pivot tables, protection, etc.

High Quality

High quality rendering and printing, formula calculation engine, medium trust support, and more.

GemBox.Spreadsheet is a .NET component that enables you to read, write, edit, convert, and print spreadsheet files from your .NET applications using one simple API.

With GemBox.Spreadsheet you get a fast and reliable component that’s easy to use. It requires only the .NET, so you can deploy your application easily without having to think about other licenses. And it’s up to 250 times faster than Microsoft Excel automation!

Download your Free version or the Trial version. For the Professional version, which comes with 12 months of free bug fixes, new releases, and technical support, each developer needs a developer license. We offer a no-risk money back guarantee for 30 days. No need for a subscription; no need for server or OEM licenses.

GemBox.Spreadsheet Features

Features

Read Excel files (XLSX, XLS, XLSB, ODS) files, text files (CSV, TXT), and HTML files.
Write / create and convert to XLSX, XLS, XLSB, ODS, CSV, TXT, HTML, PDF, PDF/A, XPS, and image formats.
View and edit spreadsheets in WPF, ASP.NET, ASP.NET Core, and Windows.Forms applications.
Print spreadsheets or charts.
Cell formula calculation engine.
Protect, encrypt, and digitally sign spreadsheets.
Get, create, or edit sheets, rows, columns, cells, formulas, hyperlinks, comments, images, charts, shapes, text boxes, tables, and pivot tables.
Get, create, or edit cell styles and formatting, chart formatting, in-line text formatting, and conditional formatting.
Get, create, or edit headers and footers, grouping and outlining, data validation, sheet protection, document properties, and print and view options.
Get, create, or edit row height and column width, print titles and area, and freeze or split panes.
Import or export spreadsheet data from / to a DataTable.
Search, filter, or sort spreadsheet data.
Preserve unsupported elements including smart arts, certain charts, macros, sparklines, and slicers.
Medium trust support.

If the feature you are looking for is not listed above, please check the examples, or visit our support center where you can vote for missing features.