nginx - A high performance free open source web server powering busiest sites on the Internet.
Imperva SecureSphere - Get the flexibility, reliability, and performance you need to protect your business. SecureSphere covers you both on-premises or in the cloud.
AWS Elastic Load Balancing - Amazon ELB automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud.
Radware Alteon - Alteon is Radware’s next-generation application delivery controller (ADC) and the only network load balancer that guarantees application SLA.
Google Cloud Load Balancing - Google Cloud Load Balancer enables users to scale their applications on Google Compute Engine.
Citrix NetScaler Access Gateway - Consolidate remote access solutions with Citrix Gateway, and provide single sign-on access to any web, enterprise, and SaaS application