A fast and robust web server and application server for Ruby
Runtipi is a homeserver for everyone, one command setup
Compliant web server for the most demanding of applications
Build great things at any scale
gnoga - The GNU Omnificent GUI for Ada
Web Application Server Stack for Delphi/FreePascal/Lazarus
Applications with modular architecture
Small Java based REST server
Imixs Workflow - the open source business process management
Render your Backbone.js apps on the client and the server
Embeddable/J2E/Desktop Java Wiki CMS
Web service for JCLAL
Full featured open source BRM/BPM/CMS stack
Lemansys LEWS Alternative Framework for Java Web Applications