Awesome
Nest PHP API (unofficial)
PHP API to the Nest Thermostat
Usage
// include the nest api library
include_once('./nest-php-api.php');
// create new nest object w/ login information
$nest = new Nest('john@doe.com', 'password');
// print the current house state
echo $nest->house_state_get();
// set the house to away
$nest->house_state_set('away');
// set the temp to 72 degrees fahrenheit
$nest->temperature_set(72);
// obtain all the status information from nest
var_dump($nest->status_get());