Use EasyXLS™ to create XLSX, XLSM, XLS, XLSB, XML, HTML, CSV, TXT file formats without Microsoft Excel installed and without Excel Automation. Excel library for .NET Excel file manipulation to read Excel files, write Excel files and convert Excel files from C#, VB.NET, C++.NET, ASP.NET, WinForms. Excel component for programming languages that support COM technology like PHP, Classic ASP, C++, VB6, VBS.

Native access to Excel files. The user doesn't need to have Excel, or any other software installed. XLSReadWriteII uses it's own memory manager that is optimized for storing cell values. This means that you can work with larger files. If your files still not will fit in memory, there is a Direct Read and Direct Write modes that let you process files on disc. Stability. One of the major goals with XLSReadWriteII was to create a product that won't corrupt the Excel files and won't alter any data in the file. The engine that handles XLSX files is automatically built directly from the file format specifications with our special developed tool. This will ensure maximum compatibility.

NativeExcel does not require installed Microsoft Office, it writes and reads excel files directly.
NativeExcel can be used as a replacement of standard Excel components, it has the same object model, properties and methods.
With NativeExcel v3.x you can open and modify an existing spreadsheet.
NativeExcel works with Delphi 4, 5, 6, 7, 2005, 2006, 2007, 2009, 2010, XE, XE2, XE3 and XE4.

EhLib.WinForms is a library of components and classes for Microsoft Visual Studio version 2012-2019. A library is for creating visual applications in the Windows Forms API.

Native access to Excel files. The user doesn't need to have Excel, or any other software installed. XLSReadWriteII uses it's own memory manager that is optimized for storing cell values. This means that you can work with larger files. If your files still not will fit in memory, there is a Direct Read and Direct Write modes that let you process files on disc. Stability. One of the major goals with XLSReadWriteII was to create a product that won't corrupt the Excel files and won't alter any data in the file. The engine that handles XLSX files is automatically built directly from the file format specifications with our special developed tool. This will ensure maximum compatibility.

Native access to Excel files. The user doesn't need to have Excel, or any other software installed. XLSReadWriteII uses it's own memory manager that is optimized for storing cell values. This means that you can work with larger files. If your files still not will fit in memory, there is a Direct Read and Direct Write modes that let you process files on disc. Stability. One of the major goals with XLSReadWriteII was to create a product that won't corrupt the Excel files and won't alter any data in the file. The engine that handles XLSX files is automatically built directly from the file format specifications with our special developed tool. This will ensure maximum comatibility.

Enjoy components for every need: navigation and layout, data management and visualization, editing, interactivity and more. In our 11 years of aggressive product development including 3 major and up to 6 minor releases per year we have implemented, tested and optimized over 4,000 features in Telerik ASP.NET controls.