Deliver intuitive and beautiful Windows Forms applications in less time.
ComponentOne 2022 v2 is available! Discover what's new
WinForms UI controls are reusable design elements that help developers implement a wide variety of features in their desktop applications in less time. ComponentOne provides a complete set of high-performing, flexible WinForms controls, including datagrids, charts, input, and more.
The Industry's Best .NET Datagrid
FlexGrid continues to be the industry's fastest data grid—loading large data sets up to 10x faster than the competition.
Extensive and Flexible API
Get the features you need for today and tomorrow, with an ever-growing API that allows you to customize every control to your specifications.
Fun and Easy-To-Use Design
Enjoy building your UI swiftly thanks to our smart Visual Studio design-time integration.
Develop Desktop Apps With Style
Go beyond the standard desktop look-and-feel with 40+ built-in themes, or create your own with our Theme Designer.
Deliver Modern, Touch-first Desktop Apps
Broaden the reach of your desktop apps for touch screens and tablets using our unique TouchToolkit.
500+ VB and C# Samples
Learn how to implement every feature hands-on with access to hundreds of code samples—installed locally or found on GitHub.
Visual Studio 2022 and Windows 11 Support
With seamless toolbox and project template integration, ComponentOne is the perfect companion to Visual Studio development on Windows 11.
Manageable Distribution With NuGet Packages
Make package management effortless with ComponentOne NuGet packages on nuget.org or installed locally.
Ribbon: Complete Toolbar System
Complete your desktop apps with a fluent, ribbon-style toolbar based on UI concepts from Microsoft Office 365—supporting vector icons, backstage view, simplified toolbar, and more.
The following controls support .NET 5, .NET 6 and .NET Framework 4.5.2+.
The following controls are supported in .NET Framework 4.5.2+.
Access all WinForms demos in a single, downloadable desktop explorer.
Explore every feature in the Control Explorer and showcase FlexGrid and FlexChart demos.
See the controls in action across several realistic applications, including Sales Dashboard, Software Development Plan, Stock Analysis, Weather Chart, Rich Text Editor, and more.
Upgrade your WinForms Control Suite to our WinForms Data Services Edition and get the same 120+ WinForms UI controls, plus helpful data layer components for connecting, querying, and analyzing multiple data sources.
ComponentOne WinForms controls are time-tested—used by thousands of .NET developers over the past two decades. We help support older versions of .NET while also innovating and providing new features in the latest version.
Both are full-featured datagrids that are fully supported in .NET 4.0 and higher. For new development, we recommend using FlexGrid for new features and enhancements.
We include controls for .NET 2.0 and higher, but fully support only .NET 4.5.2 and higher.
The price is $995.
ComponentOne is licensed per developer. Once you purchase a license, you can build and publish your .NET applications using ComponentOne controls. Licensing is perpetual and royalty-free.
Become an OEM Partner
To create your own commercially licensed SDK or web application builder, choose the Commercial OEM license. Commercial OEM and SaaS licenses are customized per customer.
End-User Licensing Agreement
Our End-User License Agreement (EULA) includes information on ComponentOne's licensing, legal agreement, and the terms and conditions that govern software usage.
"Prompt responses, quality feedback, and help with code examples. Fantastic service!"
"Excellent product with good support"
"I am very appreciative of the effort your entire team gave to make this transaction happen. Thank you for your efforts!"
"With GrapeCity WinForms components, along with their effective support, we were able to create and maintain our systems. Maximum customer satisfaction and extreme usability are our goals, and these tools have been our best partners."
Artur Gomes, Product Manager - Digidelta Software Development
"Using tools within the Microsoft ecosystem, ComponentOne Studio has extended charting capabilities with advanced features such as trend lines and scaling. "
Dave Mendlen, Senior Director of Developer Marketing - Microsoft Corp.
"I purchased ComponentOne FlexGrid and it saved my project. I took a gamble that I could effectively display the data using WinForms DataGrids. These features have turned my project from a test program into a polished professional product with a secure financial future."
Phil Best, C# SQL Software Developer & Electrical Engineer - Strategy Map
"We evaluated third-party components from several vendors, and ComponentOne clearly was the best fit for our needs. With ComponentOne Reports for WinForms, I was able to do more in two weeks than I achieved in a month with another vendor’s solution."
David Kepple, Software Engineer, ASPEX
"ComponentOne is the only solution that provided both high-quality and performance-optimized UI components along with a world-class reporting solution."
Robert Collins, President - Brisinger Group