k6 Cloud - Managed load testing service built on top of the popular open-source project k6.
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
WebLOAD - WebLOAD - The most flexible and cost effective software for enterprise load, stress and performance testing, integrated with DevOps processes. Click for details
nginx - A high performance free open source web server powering busiest sites on the Internet.
OctoPerf - OctoPerf is a SaaS load testing solution, based on JMeter.
vCenter Server - IaaS platform for managing and deploying virtual machines