AWS Elastic Load Balancing - Amazon ELB automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud.
Padlet - Visual boards for organizing anything.
KEMP Load Balancer - L4/7 Load Balancer w SSL offload
BookWidgets - BookWidgets is an excellent application that let you create engaging exercises in minutes and easily share a varied variety of beautiful and fun activities with your classroom and others.
Haproxy - Reliable, High Performance TCP/HTTP Load Balancer
Quizalize - Quizalize is a leading web-based and mobile-based classroom application that delivers the best and easiest way to differentiates your teaching.