Fast and low latency asynchronous socket server & client C++ library
Ultra fast and low latency asynchronous socket server & client C#
Requests for PHP is a humble HTTP request library
Anti-Spam SMTP Proxy Server implements multiple spam filters
The world's leading content management systems (CMS) written in PHP
A free course management system (CMS) to create online learning sites
Chemical structures database & machine learning with web services API
Easy Spider is a distributed Perl Web Crawler Project from 2006
AWStats Log Analyzer
Digital Library Software
The Free / Libre / Open Source Web App with the most built-in features
smart and open source document management system
Powerful Open Source Email Marketing app with analytics & segmentation
ERP Server
Content management system built on PHP, MySQL, Twitter Bootstrap
Manage your organization online
A Java based fault and performance management system
AS2 1.1 server implementation in Java
Cerberus Content Management System