supervisor - PHP CLI process supervisor, based on Symfony/Process
Auto Scaling support GUI added to the AWS Management Console. IMHO largely anticipated feature, as auto scaling is the main cloud feature.
supervisor - PHP CLI process supervisor, based on Symfony/Process
Using Elementary OS 0.3 Freya daily build for two days. Not ideally stable (it is not even beta), but beautiful :) Btw. Beta status could be tracked in http://isfreyareleasedyet.com/.
Runnable.com - jsFiddle alternative for server side (PHP, Ruby, Bash and even much more) languanges. Allows to run, share and collaborate on code snippets.
bouncejs allows to make nice CSS3 animations composition via GUI
vtop - Node.js based htop replacement. Looks very nice, but I dont think I will use it on real server.