auto-tweet-unliker.js

// AUTO TWEET UNLIKER
// 
// Go to your Twitter profile
// Click on the tab for your likes
// Open up your JS console
// Paste this script in, and hit [return]

var scrollDelay = 1000; // milliseconds
var scrollAmount = 5;
var clickDelay = 600; // milliseconds

// scroll to the bottom of the page a few times to load a lot of liked tweets
$('html, body').scrollTop($(document).height());
for(var i = 0; i < scrollAmount; i++) {
	setTimeout(function() {
		$('html, body').scrollTop($(document).height());	
	}, scrollDelay * i);
}

// start unliking them 1 at a time
setTimeout(function() {
	var $tweets = $('.ProfileTweet-action--unfavorite');
	
	$tweets.each(function(index) {
		var _this = this;
		setTimeout(function() {
			$(_this).click();
		}, clickDelay * index);
	});
	
	setTimeout(function() {
		alert('Done unliking tweets')
	}, ($tweets.length * clickDelay));
}, (scrollDelay * scrollAmount));