If you are tired of merging worksheets one by one, or frustrated by all kinds of complicated tasks in Excel, Kutools for Excel is the handy tool for you to simplify complicated tasks into a few clicks. It enhances and adds more than 200 advanced functions for you to easily cope with various kinds of tasks in Excel. For example, you can combine sheets quickly, merge cells without losing data, paste to only visible cells, count cells by color, batch operations with one click in Excel and so on. Kutools for Excel is undoubtedly an incredible handy add-in which will save your time and effort.

Migrate your database effortlesly. Copy all your table data, indexes, foreign keys - and more.

When you need the power:
migration of huge tables (> 500 GB)
unmatched customization features
scheduler for recurring migrations
target database explorer
powerful command-line interface
custom datatype mapping
custom default values mapping
on-the-fly data transformation
...and much much more.

Develop high performance applications to Create, Edit, Convert or Print Excel spreadsheet file formats without requiring Microsoft Excel. Aspose.Cells for .NET is an Excel Spreadsheet Programming API allowing software developers to manipulate and convert spreadsheet files from within their own applications. A combination of APIs and GUI controls - Aspose.Cells for .NET speeds up the Microsoft Excel programming and conversion tasks.

Support your web apps with 40+ UI controls for ASP.NET Web Forms

Includes modern, touch-first grids and charts
Extensive API and built-in customization options
Includes barcodes, ZIP, and file upload utilities

Multi-Language for Visual Studio provides extended support for creating localized applications using Microsoft Visual Studio. The supported application types are

Windows Forms
Windows Store Apps
WPF
Silverlight
ASP.NET 2.0
Compact Framework
MFC (unmanaged C++)

Database .NET is a simple and intuitive database management tool for multiple databases, making local and remote database administration easier. With it you can Create databases, Design tables, Edit data, Export data, Generate scripts and run SQL queries. Create, Shrink, Protect Database. Export to CSV/XML/TXT/XLS/SQL. Syntax Highlighting. Table Editor.

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.

Powerful, extensive & flexible component suite for native Excel report & file generation & manipulation for VCL & FireMonkey.

Feature overview
FlexCel for VCL / FireMonkey is a suite of Delphi components allowing to manipulate Excel files. It includes an extensive API allowing to natively read/write Excel files. If you need to read or create complex spreadsheets, on Windows or macOS on machines without Excel installed, Flexcel can do the job.
Support for cross platform use: Win32, Win64, macOS, iOS, Android and Linux
100% Native support for creating Excel .XLS, .XLSX, .XLSM file formats (Excel 97 - Excel 2016)

Golden is a query and scripting tool for Oracle databases. It features close compatibility with SQLPLus' scripting conventions including variable prompting and bind variable syntax. Easily build SQL statements with the SQLBuilder and popup helper lists. Directly export to Excel or Open Office calc or a number of different file formats. Includes the ImpExp Import/Export program.

xlsgen lets you read, write, calculate, display and print Excel spreadsheets without using Excel. It beats Excel in speed by orders of magnitude. Virtually any programming environment can be used including C/C++, VB, Java, C#/VB.NET, Delphi and so on thanks to its COM-based programming interface. xlsgen generates Excel files for Excel 97, 2000, XP, 2003, 2007, 2010, 2013 and 2016. xlsgen also exports your spreadsheets as PDF, ODF, XPS, HTML, CSV and XML.