The Timekoin Team has now released server version 3.x The new version has many new features such as plugin support, custom plugin service support, performance improvements, and better streamlined interface.
Find it in the download section up top.
Those with existing v2.4x versions can also use the built-in update feature to quickly get your server up to the latest version.
Thanks to all those that sent in bug & performance reports, this is how version 3.x is the best version yet of Timekoin Server to be released.