- Multiple file upload:

Allows to select multiple files at once and upload them simultaneously.

- Drag & Drop support:

Allows to upload files by dragging them from your desktop or filemanager and dropping them on your browser window.

- Upload progress bar:

Shows a progress bar indicating the upload progress for individual files.

- Cancelable uploads:

Individual file uploads can be canceled to stop the upload progress.

- No browser plugins (e.g. Adobe Flash) required:

The implementation is based on open standards like HTML5 and JavaScript and requires no additional browser plugins.

- Graceful fallback for legacy browsers:

Uploads files via XMLHttpRequests if supported and uses iframes as fallback for legacy browsers.

- HTML file upload form fallback:

Shows a standard HTML file upload form if JavaScript is disabled.

- Cross-site file uploads:

Supports uploading files to a different domain with Cross-site XMLHttpRequests.

- Multiple plugin instances:

Allows to use multiple plugin instances on the same webpage.

- Customizable and extensible:

Provides an API to set individual options and define callBack methods for various upload events.

- Multipart and file contents stream uploads:

Files can be uploaded as standard "multipart/form-data" or file contents stream (HTTP PUT file upload).

- Compatible with any server-side application platform:

Works with Google App Engine (Python, Java), Ruby on Rails, PHP and any other platform that supports HTTP file uploads.

Requirements

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- jQuery v. 1.4+

- jQuery UI v. 1.8+ (optional)

¹ Drag & Drop is not supported on the Windows version of Safari.

² MSIE and Opera have no support for Drag & Drop, multiple file selection or upload progress indication.