Talent LMS - A super-easy, cloud LMS to train your employees, partners, customers or students.
Squid Proxy - Website Content Acceleration and Distribution. Thousands of web-sites around the Internet use Squid to drastically increase their content delivery. Squid can reduce your server load and improve delivery speeds to clients.
edX - Best Courses. Top Institutions. Learn anytime, anywhere.
CCProxy - Want to share Internet connection? Get every computer online through a single Internet connection?
Treehouse - Treehouse is an award-winning online platform that teaches people how to code.
Apache Traffic Server - Fast, scalable and extensible HTTP/S 2 and 1.1 compliant caching proxy server.