Kemp LoadMaster - L4/7 Load Balancer w SSL offload
STunnel - Stunnel is a proxy designed to add TLS encryption functionality to existing clients and servers without any changes in the programs' code.
Avi Vantage Load Balancer - Avi Vantage is a suite of multi-cloud application services that, among others, consist of a Software Load balancer to help provide you with a scalable, quick, and secure application experience.
Shadowsocks - A fast tunnel proxy that helps you bypass firewalls
AWS Elastic Load Balancing - Amazon ELB automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud.
V2Ray - A platform for building proxies to bypass network restrictions.