Teachable - Create and sell beautiful online courses with the platform used by the best online entrepreneurs to sell $100m+ to over 4 million students worldwide.

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.

Clever - syncing between education applications for K-12 schools

3proxy - 3proxy freeware proxy server for Windows and Unix. HTTP, SOCKS, FTP, POP3

Claroline - Claroline is a collaborative eLearning and eWorking platform.

Nebula Genomics - Contribute to medical breakthroughs and get rewarded