FlowJS

Package	View	Javascript	handler class
Github	Source	Source	FlowJSUploadHandler

1. Read the official docs
2. Create the view as package requires
3. Implement the basic flow.js code

var flow = new Flow({
    chunkSize: 1 * 1024 * 1024,
    simultaneousUploads: 3,
    testChunks: false,
    target: $fileUpload.data('url'),
    query: {
        _token: $('input[name=_token]').val(),
    },
});