Time- and resource-related planning data such as jobs, tasks, orders, activities, and capacities are best displayed in Gantt charts.
In an intelligent Gantt chart, the planner can take corrective actions at his fingertips.

Highcharts is a SVG-based, multi-platform charting library that has been actively developed since 2009. It makes it easy to add interactive, mobile-optimized charts to your .NET projects. It features robust documentation, advanced responsiveness and industry-leading accessibility support.

SmartXLS is a high performance .NET component which can write, read, calculate Excel compatible files without the need for Microsoft Excel on either the developer or client machines. It was entirely written in 100% managed C# code.

Create, read, write and save Excel file formats as well as Export spreadsheets to various data sources without requiring Microsoft Excel. Aspose.Cells for .NET is an Excel Spreadsheet Programming API to speed up the spreadsheet management and processing tasks. API supports to build cross-platform applications having the ability to generate, modify, convert, render and print spreadsheets. Moreover, It does not rely on Microsoft Excel or any Microsoft Office Interop components to be installed but a robust set of APIs that deal with all Excel formats as well as CSV and SpreadsheetML formats.

A Visual Studio add-on, and the fastest 2D & 3D data visualization SDK for Windows Forms and WPF. The charting library is used in applications for the most demanding industries: science and research, engineering, economics and finance, trading, medicine, energy, space and defense.

A Visual Studio add-on, and the fastest 2D & 3D data visualization SDK for Windows Forms and WPF. The charting library is used in applications for the most demanding industries: science and research, engineering, economics and finance, trading, medicine, energy, space and defense.

TeeChart Charting Controls for NET offer a great generic component suite for a myriad of charting requirements, targeting too, important vertical areas such as the financial, scientific and statistical worlds.

FlexGraphics - is a set of components for creating vector graphics applications under Borland Delphi/C++Builder. The library's implementation is based on Windows GDI and supports the following graphical objects:

line;
box (including the rounded box);
circle (ellipse);
poly-line;
polygon;
curve;
text (including multi-line text);
bitmap raster image (WMF, BMP, ICO, JPG, JPEG, GIF, EMF).