We have a new addition to the Bubble Developer Kit
Better Uploader : A drop-n-use, powerful & highly customizable file uploader. Enable your users to upload files in a classy UX & from any source - their device, dropbox, box, google drive, instagram, url etc. Also includes ability to take picture / video from camera.
Automatically uploads the files to your uploadcare account and returns file urls (accessible via a superfast content-delivery network) for use in your bubble app. Inbuilt preview, image effects and cropping tools, international language support and much more.