WinUI Controls for the Windows Desktop
Add enterprise features to your new desktop applications based on the latest WinUI 3.0 framework. Expand your toolbox with access to powerful UI controls, including:
- FlexGrid - The Most Complete WinUI Datagrid
- FlexChart - 80+ Fast, Flexible, and Fluent WinUI Charts
- FlexDiagram - Create Flow Graphs and Org Charts
- FlexReport - .NET Report Engine & Document Viewer
Available with ComponentOne WinUI & MAUI Edition.
Download Free Trial (2026 v1)The 2026 v1 release adds Diagramming and Gauge controls!
Popular WinUI Controls
WinUI controls are reusable design elements that help developers implement a variety of features in their desktop applications in less time. ComponentOne provides a complete set of high-performing, flexible WinUI controls, including grids, charts, input, and more.
FlexGrid - The Most Complete WinUI Datagrid
- Power your new WinUI desktop applications with the industry's most flexible and feature-packed datagrid.
- Enables grid features like tabular data editing, sorting, filtering, and grouping.
- Upgrade your WinUI datagrid with on-demand loading, custom cells, built-in editor controls, responsive column layout, selection, and export.
FlexChart - Fast, Flexible & Fluent WinUI Charts
- Visualize your data in bold, colorful graphs with our simple, yet flexible chart control.
- Choose from essential chart types including pie and treemap.
- Combine different chart types bound to multiple data sources.
- Export the charts to an image, display labels and more.
FlexDiagram - Create Flow Graphs and Org Charts
ComponentOne FlexDiagram is a complete WinUI 3.0 library for building visual, interactive node-and-connector diagrams.
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Create Quick Diagrams in C# - Build data-bound or unbound diagrams from flat or hierarchical data with minimal code
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Customize Every Detail - Configure layout direction, node shapes, connectors, line styles, arrows, and overall diagram appearance
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Support Text-based Diagram Definitions - Load complete diagrams from Mermaid syntax using a simple string or text file
FlexReport & FlexViewer - .NET Report Engine & Viewer
- With FlexReport, deliver fast, modern .NET reports for your business apps—complete with data visualization and code-free report building.
- View and print reports and PDF documents with FlexViewer.
Calendar - Modern Calendar Component
- Provide touch-friendly date selection or create an appointment calendar in your WinUI desktop apps.
- The calendar control can be easily customized with built-in formatting, styles, and extensible templates.
- Select a single date or date range.
- Navigate months and years with smooth horizontal or vertical animation.
- Bind the control to date values and selection events
- Customize the day templates to display data or add more interaction
Why Choose ComponentOne for Your WinUI Applications?
Build Cross-Platform Applications
Our WinUI & MAUI Edition includes cross-platform mobile components for developing desktop, Android and iOS applications using the same code. See MAUI controls.
Fast and Powerful WinUI Datagrid
Get our industry-standard, lightning-fast FlexGrid WinUI datagrid control with advanced features like row details, full-text filtering, and data virtualization.
Fluent Style for the Modern Desktop
ComponentOne's .NET WinUI controls feature fluent, built-in styles that are minimal and modern and offer support for both light and dark themes.
Efficiently Load and Display Large Data Sets
Our innovative DataCollection enables data virtualization for loading large data sets on-demand, where data is loaded in pages as the user scrolls in real-time.
Easy API and MVVM Support
Develop apps seamlessly using our easy-to-use API and XAML. Fully declare controls in XAML, following MVVM best practices, or write code completely in C#.
Support for NuGet and Visual Studio 2026
Build your Windows desktop apps using .NET 10 and the latest version of Visual Studio with design-time and NuGet package management.
Explore All WinUI Controls
Data Management
Data Services
*Included with Studio Enterprise
Data Visualization
Navigation and Layout
Reporting & Documents
Featured Blogs, Videos, and Other Resources
Easy Licensing and Distribution
Manage your licenses through your MESCIUS account.
Licensing Information
ComponentOne is licensed per developer on a yearly subscription basis. You can build and publish unlimited .NET applications using ComponentOne controls during your subscription period. Published applications are royalty-free and never expire.
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.
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