Uploading files directly to Amazon S3 using AJAX

Direct upload using uppy (uppy.io)

Uppy plugins used:

Dashboard
DragDrop
GoldenRetriever
AwsS3

Source code of this example: JS, HTML

URLs to uploaded files:

Direct upload using HTML form

Choose your image

Debug information coming from s3_upload key

{&quot;form_data&quot;:{&quot;success_action_status&quot;:&quot;201&quot;,&quot;acl&quot;:&quot;public-read&quot;,&quot;Content-Disposition&quot;:&quot;inline&quot;,&quot;x-amz-meta-versions&quot;:&quot;{}&quot;,&quot;x-amz-meta-acl&quot;:&quot;public-read&quot;,&quot;x-amz-meta-content-disposition&quot;:&quot;inline&quot;,&quot;key&quot;:&quot;uploads/9aec7c84-acf9-4dca-ab7c-8941b01af199/${filename}&quot;,&quot;policy&quot;:&quot;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&quot;,&quot;x-amz-credential&quot;:&quot;AKIA4IMKIWYVJA7OS4UG/20250908/us-west-2/s3/aws4_request&quot;,&quot;x-amz-algorithm&quot;:&quot;AWS4-HMAC-SHA256&quot;,&quot;x-amz-date&quot;:&quot;20250908T152654Z&quot;,&quot;x-amz-signature&quot;:&quot;0aecd942d20e3b31c3c975c656b58728247d83a6d9a13965858002422f9fb89a&quot;},&quot;direct_upload_url&quot;:&quot;https://s3.us-west-2.amazonaws.com/uploads.staging.oregon.platform-os.com&quot;}

Direct upload using AJAX

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Direct upload using uppy (uppy.io)

Direct upload using HTML form

Direct upload using AJAX

Uploading Files Directly to Amazon S3 and using uploaded file as an avatar