App.net Everywhere. This script will tell every website that you've come from App.net... It's a good way to spread the word about ADN. Install TamperMonkey on Chrome and add this script.

gistfile1.txt

// ==UserScript==
// @name  	App.net  Everywhere
// @namespace	nitinkhanna.com
// @description	Tells all websites about a UTM campaign called App.net 
// @match      http://*/*
// @match      https://*/*
// @exclude      http://*treeview*
// @exclude      https://*alpha.app.net*
// @grant		none
// @run-at		document-start
// @version		0.1
// ==/UserScript==

function addtoURL(myRegEx0,mySubstr,myURL) {
		// Mogrify the current URL
		var myRegEx1 = /\?/g;
		if (!myRegEx0.test(myURL)) {
			// There might already be some parameters in the URL
			if (myRegEx1.test(myURL)) {
				window.location.href = myURL +  "&" + mySubstr;
			}
			else {
				window.location.href = myURL +  "?" + mySubstr;
			}
		}
}

window.addEventListener("load", function () {
		// Let's figure out the current page
		var myDomain = window.location.hostname;
		var myDomainElements = myDomain.split(".");
		// Yes, I know it's ugly
		var mySLD = myDomainElements[myDomainElements.length - 2]  + "." + myDomainElements[myDomainElements.length - 1];
		var myURL = window.location.href;
    	console.log(myURL);
    	addtoURL(/(\?|\&)utm_medium=App.net&utm_source=PourOver/g,"utm_medium=App.net&utm_source=PourOver",myURL);
	},
	false
);