PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
Clever - syncing between education applications for K-12 schools
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Claroline - Claroline is a collaborative eLearning and eWorking platform.
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.