fileapi
FileAPI — a set of javascript tools for working with files. Multiupload, drag'n'drop and chunked file upload. Images: crop, resize and auto orientation by EXIF.
jquery.fileapi
jQuery plugin for FileAPI (multiupload, image upload, crop, resize and etc.)
fctrlx-angular-file-reader
Angular library that helps convert file (from input[type=file]) to base64/arrayBuffer/text using FileReader API.