Syncfusion Blazor File Upload

SyncfusionFile Transfer Tools.NET

Upload and preview files securely with Blazor components.

  • Supports uploading multiple files including images, documents, audio, and video.
  • Enables image preview before upload using customizable templates.
  • Integrates JWT authentication for secure file upload and removal.
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Syncfusion Essential Studio UI Component SuiteLoading
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Syncfusion Blazor File Upload product image
Syncfusion Blazor File Upload enhances file management by allowing developers to add efficient, multi-format upload capabilities within Blazor WebAssembly and server apps. It supports image preview, drag-and-drop, folder uploads, and robust file validation, with features to secure file operations using JWT authentication for authenticated access control.

Multi-File and Folder Upload Support

Allows selecting and uploading multiple files or entire folders at once, including images, documents, audio, and video formats, facilitating flexible user interactions.

Image Preview Before Upload

Offers an image preview feature within upload dialogs or edit forms, enabling users to verify selected images prior to uploading by displaying previews with customizable templates.

Drag and Drop Functionality

Supports intuitive drag-and-drop actions for quicker file selection and upload initiation, improving the user experience in web applications.

Auto-Upload and Progress Indication

Provides automatic file upload upon selection and visually displays progress bars to indicate the status of each file upload, ensuring user transparency.

File Validation and Size Restrictions

Implements client-side validations such as file type and size restrictions to prevent invalid files from being uploaded.

JWT Authentication Integration

Supports adding JSON Web Token (JWT) headers during file upload and removal operations to enforce secure access controls, ensuring that only authorized users can manage files.

Server-Side Upload and Removal Handling

Includes API endpoints and server-side logic to process file uploads and removals securely, verifying authentication tokens and managing files efficiently.

Customizable Templates and Event Handling

Offers template customization for the upload UI and events like file selection, upload, and removal to allow developers flexible integration within Blazor applications.

Compatibility with Blazor WebAssembly and Server

Designed for use in both Blazor WebAssembly and server-hosted applications, supporting modern .NET Core environments for broad applicability.

Product Compatibility

Review the details below to ensure this product is supported within your environment.

Component Type

  • .NET

.NET Version

  • .NET 10 LTS
  • .NET 9 STS
  • .NET 8 LTS

.NET Platform

  • .NET Blazor / WebAssembly

IDE Support

  • Visual Studio