A Toolkit/Component Suite by Syncfusion, Inc.

Essential Grid
Essential Grid offers Microsoft Excel-like grid functionality and high performance grouping support for both flat and hierarchical data sources. It allows extremely detailed customization down to the cell level. Multi-level Undo/Redo, Shared Scrollbar support, Data/View separation, Floating cells, more than 15 cell types, and unmatched extensibility are features that are unique to Essential Grid.

Essential Tools
Essential Tools is an extensive collection of user interface components. Easily create robust and usable application interfaces using powerful frameworks like VS.NET-style Docking and fully customizable VS.NET-style menus. Also included are VS.NET-style Tabbed MDI interface, XP Tabs, XP Task Menu, Group bar, Text Editors, and much more.

Essential XlsIO
Essential XlsIO is a .NET library that can read and write Microsoft Excel files (BIFF 8 format). It features a full fledged object model just like the Microsoft Office COM libraries. It does not use COM interop and is built from scratch in C#. It can be used on systems that do not have Microsoft Excel installed, making it an excellent report engine for tabular data.

Essential Grouping
Essential Grouping is a high performance grouping engine that can group any list of data. Essential Grouping is extremely optimized and can handle large amounts of dynamic data. It features support for related data and filters. All aspects of the grouping engine are extensible and users can add functionality as needed.

Essential Chart
Essential Chart is a business oriented charting component. It offers an innovative data object model that makes it easy to populate the chart with any kind of data source. Essential Chart features an advanced styles architecture that makes complex multi-level formatting very easy.

Essential Diagram
Essential Diagram is an extensible and high-performance .NET diagramming framework for Windows Forms and ASP.NET applications. It can be used for developing Microsoft Visio-like interactive 2D graphics and diagramming applications. It stores graphical objects in a node graph and renders those objects onto the screen. Essential Diagram supports both vector and raster graphics on the drawing surface.