Nginx json_status module
A version of the Nginx HTTP stub status module that outputs in JSON format

WARNING:
This code WILL eat your cat, crash your server and send your bank details to random Nigerian email addresses. Run at your own risk.

Compiling into Nginx:
./configure --add-module=/path/to/nginx-json-status-module

Configuration:
In your nginx.conf:

  location /nginx_status.js {
    json_status         on;
    json_status_type    text/javascript; # Default application/json
    access_log          off;
  }


Example output - /nginx_status.js:
{active:1,accepts:1,handled:1,requests:5,reading:0,writing:1,waiting:0}

Callback support - /nginx_status.js?callback=do_funky_stuff:
do_funky_stuff({active:1,accepts:1,handled:1,requests:5,reading:0,writing:1,waiting:0});