PHP file upload class for single or multiple files with many validations.
How to Upload a File to a Server in PHP
Upload, validate, storage, manage by API for Laravel 5.x/6.0
File Upload widget with multiple file selection, drag&drop support, progress bar, validation and preview images, audio and video for jQuery. Supports cross-domain, chunked and resumable file uploads. Works with any server-side platform (Google App Engine, PHP, Python, Ruby on Rails, Java, etc.) that supports standard HTML form file uploads.
Multiple File Upload with PHP
PHP File Uploader is an easy to use, hi-performance File Upload Script which allows you to upload files to webserver
PHP FileUpload library that supports chunked uploads
This PHP class uploads files and manipulates images very easily. It is in fact as much as an image processing class than it is an upload class. Compatible with PHP4, 5 and 7. Supports processing of local files, uploaded files, files sent through XMLHttpRequest.