File Uploader With Preview – file-upload-with-preview.js
The file-upload-with-preview.js JavaScript library enhances the default file input with support for file preview before uploading.
JavaScript & CSS file input
Elegant File Input Enhancement Plugin With JavaScript – filepond
filepond is a JavaScript file upload plugin which helps you create elegant, flexible, customizable, drag-and-drop file input on the web page.
Easy Custom File Input With JavaScript And CSS – Input-file.js
Input-file.js is a super lightweight JavaScript plugin which replaces the native file input with your own CSS styles. Supports drag’n’drop and multi file selection.
Better File Input Replacement
A dead simple JavaScript plugin called ‘Better File Input’ that turns a standard file input into a pretty nice drag & drop zone with file list support.
Drag and Drop File Uploader In Vanilla JavaScript
A Vanilla JavaScript component to create a beautiful drag’n’drop file uploader with image preview.
Pretty Drag And Drop Upload Zone In Pure JavaScript – Dropzone
Dropzone is a lightweight yet configurable JavaScript library that converts the normal form element into a pretty nice drop’n’drop with file preview and upload progress support.
Awesome File Drop JavaScript Library – droppable
droppable is an awesome dependency-free JavaScript library to handle file upload when single or multiple files are dragged and dropped on a specific element.