Arduino Tutorial : AdvancedChat Server

A more sophisticated server that distributes any incoming messages to all connected clients except the one that is sending the message. Any incoming text will be sent to all connected clients (including the one typing). Additionally, you will be able to see the client’s input in your serial monitor as well.

Record your weather to Data sites on the web

Imp.guru has now closed down and Sparkfun have changed some protocol or other and it also does not now work, so you will have to find other sites to post the data to . The rest is still very usable just the software lines need to be changed to accommodate the new site.