This is an open source software for Open Conference that you can use to manage conference submission and reviewing by the referees.
website: https://pkp.sfu.ca/ocs/
download link: https://pkp.sfu.ca/ocs/ocs_download/
System Requirements
You will need, installed on your Web server:
- PHP: >= 4.2.x (including PHP 5.x); Microsoft IIS requires PHP 5.x
- MySQL: >= 3.23.23 (including MySQL 4.x) or PostgreSQL 7.1 (including PostgreSQL 8.x)
- Apache: >= 1.3.2x or >= 2.0.4x or Microsoft IIS 6
- Operating system: Any OS that supports the above software, including Linux, BSD, Solaris, Mac OS X, Windows.