Both grovestreams and particle.io give you an API to use the data on the web. I've used them both: particle.io to control the setpoints and display the current readings and grovestreams to graph the logs to display. The particle interface has been done with a little javascript and is still very basic as you can see:

A friend of mine is hosting this on his web server, running Apache2, this was developed on a Pi so can be run at home easily. The issue with grovestreams data limit has made me want to setup the web server to accept the POST requets and store the data in an SQL database.