Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
CherryPy - CherryPy allows developers to build web applications in much the same way they would build any other object-oriented Python program.
Microsoft IIS - Internet Information Services is a web server for Microsoft Windows
Django - The Web framework for perfectionists with deadlines
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.
TurboGears - TurboGears is a web framework to create a database-driven, ready-to-extend application in minutes.