AjaxUploader v5.3 · ASP.NET Web Forms
INTERACTIVE DEMO LIBRARY ASP.NET Web Forms

Find your next
upload workflow.

Explore working examples for your Web Forms app. Try an upload, find the behavior you need, and see how it is configured.

Try an upload Explore all demos →
135 working examples17 categoriesv5.3 Web Forms
START HERE

Give it a file.
See it in action.

Browse, drop, or paste files into this live upload control. Watch each file progress through the queue.

  • Up to 10 MB per file
  • JPG, PNG, GIF, PDF, DOC, DOCX, ZIP
  • Uploads start when you select a file

This is a public demo. Use sample files without personal or confidential information.

Open the full example →
Live uploaderInteractive
Drag & drop files here, or paste from clipboard
View the Web Forms markup
<au:AjaxFileUpload ID="OverviewUploader" runat="server"
 AllowMultiple="true"
 AllowedExtensions=".jpg,.png,.gif,.pdf,.doc,.docx,.zip"
 MaxFileSize="10MB"
 AutoUpload="true"
 ShowProgress="true"
 EnableDropZone="true"
 ShowThumbnails="true" />
POPULAR STARTING POINTS
Read the quick start →
01

Drag & drop

Create a clear drop target with a file browser fallback.

Open demo → 02

Large file uploads

Explore chunking, progress, retries, and resumable transfers.

Open demo → 03

Image workflows

Preview selected images before they upload.

Open demo →
EXPLORE THE LIBRARY

The right example for your app.

135 demos across 17 categories

Getting Started

6 demos
01Overview 02Minimal Setup 03Configuration 04Server Controls 05JavaScript API 130How saving works (lifecycle)

Basic Upload

8 demos
06Single File 07Multiple Files 08Auto Upload 09Manual Upload 10Custom Button 11Upload With Form 12Programmatic Upload 13Pre-loaded Files

Drag and Drop

8 demos
42Basic Drop Zone 43Full Page 44Styled 45Preview 46Multiple Zones 47Folder Upload 48Drop + Browse 49Overlay

Chunked Upload

8 demos
50Basic Chunked 51Custom Chunk Size 52Resume 53Parallel Chunks 54Large File 1GB+ 55Retry 56SSE Progress 57Chunk Visualization

Validation

11 demos
14File Extensions 15Max Size 16Min Size 17MIME Type 18Max Count 19Client Validation 20Server Validation 21Image Dimensions 22Duplicate Detection 23Combined Rules 126Aspect Ratio

Appearance

10 demos
24Default 25Bootstrap 26Tailwind 27Dark Mode 28Custom Colors 29Custom Button 30Icon-Only 31Compact 32Full-Width 33Animations

Progress

8 demos
34Progress Lab 35Percentage 36Speed & ETA 37Circular 38Striped Bar 39Per-File 40Aggregate 41Custom UI

Queue

6 demos
58Sequential 59Concurrent 60Reorder 61Pause/Resume 62Cancel 63Priority

Events

8 demos
64All Events 65Server Events 66Filter OnSelect 67Custom Progress 68Redirect 69Error Recovery 70Event Log 129Upload complete event

Image Handling

8 demos
71Preview 72Thumbnail Grid 73Crop 74Resize 75EXIF 76Gallery 77Avatar 78Metadata

Custom UI

7 demos
79External Trigger 80External Progress 81Custom Table 82Card List 83Inline 84Modal 85Wizard

Integration

8 demos
86Complex Form 87Email Attachments 88Data Table 89Chat 90CMS Media 91E-Commerce 92Support Ticket 93Multi-Step

Security

5 demos
94Antiforgery 95Authenticated 96Role-Based 97Virus Scan 98Rate Limiting

Advanced

2 demos
99SQL Server Provider 100Custom Provider

v4 Migration

4 demos
132v4 compatibility suite 133v4 simple upload 134v4 multiple files 135v4 manual upload

Clipboard

1 demos
101Paste Upload

Cloud & advanced features

27 demos
102Direct-to-S3 multipart 103Direct-to-Azure Blob 115Direct-to-GCS resumable 104tus 1.0 protocol 105URL import (NDJSON) 106IndexedDB resume 107Interactive image crop 108Web Worker hashing 109Custom strategy 110Parallel chunk tuning 111Webcam capture 112Screen capture 113Audio capture 114Internationalization (30 locales) 116Custom retry policy 117Cross-tab coordination 118Encryption-at-rest (AES-GCM) 119Remote sources (Drive...) 120Companion broker (server OAuth) 121Unsplash source 122Image editor (smart-crop / AVIF) 123Rename in queue 124Restore prompt 125Form + drop target 127Multi-rendition upload 128Per-file metadata fields 131Box picker
READY TO BUILD?

Bring the workflow into your app.

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