this is a really-real time collaborative word processor, you can visit the home page for more information.
first, make sure you have installed mongodb and swoole extension on your php.
clone from github and install dependence
$ git clone https://github.com/zhaohehe/real-time-pad.git
$ composer install
then copy config file
$ cp config.example.php config.php
run your mongodb and redis, then start socket server
$ php socket.php
The pad is licensed under the MIT license.