Freebie: Optimize page speed
Terms of use : Free
File format: Browser add-on to Firefox Firebug or Chrome Developer tool.
Website: https://developers.google.com/speed/pagespeed/insights_extensions
Site feature: Single click to analyst page problem together with recommendation of step to improve site improvement. The tool also automatically generate optimize images, JS and CSS file. With smaller file size, it is effectively to reduce server bandwidth and result speed up loading time.
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