CodeShare.io - Realtime code sharing for developers
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Code.gov - Share & reuse open source code from the Federal Government
Microsoft IIS - Internet Information Services is a web server for Microsoft Windows
CodeMyUI - Handpicked code snippets you can use in your web projects
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996