Solution for file uploads for Rails, Sinatra and other Ruby web frameworks.
Justupload - Free file upload service
The next open source file uploader for web browsers
Filestack is file uploading software designed for cloud usage applications.
Versatile file uploading and processing service.
Uploadcare is a service handling CDN, cloud storage, file uploads & hosting, image upload & processing — all in one secure solution with a powerful upload widget. Sign up for free!
Secure File Storage and collaboration
Online Sync and File Sharing
openload.co was made to give any user the opportunity to share any file completely free!