# Application Server | | An **Application Server** is a server that hosts applications or software that delivers a business application through a communication protocol. For a typical web application, the application server sits behind the web servers. | |-|-| | | wikipedia:: [Application server](https://en.wikipedia.org/wiki/Application_server) | ## Tools - [[Web Server Gateway Interface|WSGI]] - [[Gunicorn]] - Tornado - JBOSS - Jakarta - WebSphere - [[Dotnet (.NET)]] - IIS - Jetty - Tomcat - [[Google App Engine]]