Directly transfer files between two devices (PC, tablet, smartphone, refridgerator) using nothing more than a web browser and a standard PHP enabled web server. MIT or LGPL.
Simple file validation & upload class
An abstract way to add configurable file transfer features to Magento
Chat Application In PHP using AJAX with file transferring system. Download free source code of real time chat application in PHP using AJAX with file transfer system
A PHP server that handles FilePond uploads
The classic email sending library for PHP
A Drupal module that provides fast private file transfer with Nginx
Laravel command to transfer sessions from file storage to Redis
A very fast way to transfer a file from phone to computer and vice versa.