Postman - The Collaboration Platform for API Development
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Sauce Labs - Test mobile or web apps instantly across 700+ browser/OS/device platform combinations - without infrastructure setup.
Microsoft IIS - Internet Information Services is a web server for Microsoft Windows
TestComplete - TestComplete Desktop, Web, and Mobile helps you create repeatable and accurate automated tests across multiple devices, platforms, and environments easily and quickly.
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996