YUI Compressor does both JavaScript and CSS. I’m not sure if you can send it a batch of files. You can batch process at YUI Compressor Online (yui.2clics.net), though that version only accepts JavaScript. Another Online YUI Compressor (refresh-sf.com) accepts CSS, too, but doesn’t batch. In terms of comparing the various minifiers, see jQuery : … Read more
In addition to using server side compression, using intelligent coding is the best way to keep bandwidth costs low. You can always use tools like Dean Edward’s Javascript Packer, but for CSS, take the time to learn CSS Shorthand. E.g. use: background: #fff url(image.gif) no-repeat top left; …instead of: background-color: #fff; background-image: url(image.gif); background-repeat: no-repeat; … Read more
I’ve used YUI Compressor for a long time and have had no problems with it, but have recently started using Google Closure Compiler and had some success with it. My impressions of it so far: It generally outperforms YUI Compressor in terms of file size reduction. By a small amount on simple mode, and by … Read more