16/08/2010

• BackstopJS : BackstopJS automates visual regression testing of your responsive web UI by comparing DOM screenshots over time.
• YSlow for PhantomJS : YSlow for PhantomJS
• Seashells : Seashells lets you pipe output from command-line programs to the web in real-time, even without installing any new software on your machine. You can u...
• Internet Archive: Wayback Machine : See the internet's history
• Phantomas : PhantomJS-based web performance metrics collector and monitoring tool