If SharePoint's OOB approach to multi-file uploads causes problems for you, use my Multi Upload Feature for SharePoint instead. The feature adds an Upload Multiple Files command to the Actions menu of all document libraries.
Ajax Uploader is an easy to use, hi-performance ASP.NET upload component which allows you to upload files to web server without refreshing the page. It supports ASP.NET AJAX frameworks and works in ajax updatepanel.
PowUpload is an ASP.Net file upload control that enables an ASP.NET application to capture and save files uploaded to the web server by a browser. PowUpload is fully compatible with the standard files upload protocol defined in RFC1867.
MultiPowUpload – file upload component. It is easy client-side solution that can be used to perform multiple file uploads from a user machine to the web server. It needs just Flash player plug-in on users side and any standard file upload script.
Use this software to easily create multiple file folders from a text list or a list of text items! Simply browse for text files individually or with file wildcards, or cut and paste a list of text file paths. Then, click on the button and the softwar
With the help of this program, you can quickly find and replace text, correct html code and hyperlinks in multiple file, add new links or re-format the design of the entire site. Software extremely useful in editing of multiple html and text files.
JavaPowUpload is easy client-side Java applet that can be used to perform multiple files uploads from a user machine to the web server. JavaPowUpload provides advanced features such as: Multiple file selection; Drag-n-drop files and folders, etc.
Rad Upload Lite is the free version of Rad Upload - a drag and drop file upload applet. It is equipped with four progress monitors choose from. The free version has all the features of the standard edition except for a lower maximum upload limit.
Java/JSP FILE UPLOAD/MANAGEMENT API Component for use inside an Application Server or Standalone environment. Extensive features provide a comprehensive suite of tools to upload and manage files/folders on your Server/Application.