ASP pure file upload with progress   
http://www.motobit.com

Easy to use, hi-performance pure asp include - multiple files upload script with HTML progress bar indicator. ASP upload to server disk, database or email attachment, upload with image preview and email notification, secure (https) file upload. Upload up to 10MB for free, 200MB in licensed version (still pure asp). Custom upload limit per upload/per file. Original, unique or custom file names. Samples and documentation.