Radzen Blazor is the most sophisticated free UI component library for Blazor, featuring 155+ native components including DataGrid, Scheduler, Charts, and advanced theming with full support for Material Design and Fluent UI. If Radzen Blazor is useful to you, a ⭐ on GitHub helps other Blazor developers find it.
Blazor Webassembly GitHub Repositories (2026) · Open Source Tools
Discover the best Blazor Webassembly open source repositories on GitHub. Explore trending tools, live star counts, source code, and developer projects updated daily.
Blazor UI components you own: headless primitives + styled components delivered as source by a dotnet tool. Tailwind CSS v4, 8 skins, 16 palettes, RTL and WCAG AA out of the box.
C# .NET 10 Blazor habit tracker application. Works on Web, Windows, Linux, Android, iOS and macOS.
OpenID/Connect, OAuth2, WS-Federation and SAML 2.0 server based on Duende IdentityServer and ITFoxtec Identity SAML 2.0 with its admin UI
Simple excel-like datasheet Blazor component
PKMDS: Pokémon Save Editor for Web (no support for game hacks)
Markdown component based on the MudBlazor environment
Build real-time Blazor and MAUI apps while writing just 0.1% of the usual real-time update code. Handle 10× more API requests with the ActualLab.Rpc protocol—or 1000× more with Fusion’s transparent and perfectly coherent caching.
A comprehensive collection of high-quality Blazor components
:electron: Build cross platform desktop apps with ASP.NET Core (Razor Pages, MVC, Blazor).
A highly-performant memo component for Blazor, similar to React.memo, that avoids redundant re-renders and lifecycle method calls.
Full Blazor WebAssembly and Javascript interop. Supports all Javascript data types and web browser APIs.
Bouncy Hsm is a software simulator of HSM and smartcard simulator with HTML UI, REST API and PKCS#11 interface.
🌈A rich set of enterprise-class UI components based on Ant Design and Blazor.