Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Clever - syncing between education applications for K-12 schools
Microsoft IIS - Internet Information Services is a web server for Microsoft Windows
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.
Claroline - Claroline is a collaborative eLearning and eWorking platform.