YUI Compressor [压缩]
http://developer.yahoo.com/yui/compressor/
java -jar yuicompressor-x.y.z.jar myfile.js -o myfile-min.js --charset utf-8
CSSTidy [格式化]
http://csstidy.sourceforge.net/download.php
csstidy mycssfile.css myoutputfile.css
pngout [图片压缩格式转换]
http://www.advsys.net/ken/util/pngout.htm
pngout a.gif b.png
optipng
http://optipng.sourceforge.net/
PngOptimizer
http://psydk.org/PngOptimizer.php
pngquant
http://www.libpng.org/pub/png/apps/pngquant.html
http://jedisthlm.com/2004/10/13/gui-for-pngquant/
jpegtran
http://sylvana.net/jpegcrop/jpegtran/
jpegtran.exe inputfile.jpg outputfile.jpg