Winstone Servlet Container — servlet functionality without the bloat that full J2EE compliance introduces

Winstone is a small, fast and functional java servlet v2.4 container in a single 166kb jar file

• http://winstone.sourceforge.net
• https://github.com/geronimo-iia/winstone
• https://github.com/geronimo-iia/winstone/wiki
• http://www.netwhisperer.com/2011/07/18/introducing-winstone-an-ultra-lightweight-alternative-to-tomcat-and-jetty/ — link unfunctional
• http://en.wikipedia.org/wiki/Winstone_Servlet_Container — article got removed long ago

Jenkins (the automation server) uses Winstone.