BackstopJS : BackstopJS automates visual regression testing of your responsive web UI by comparing DOM screenshots over time.
Gixy : Gixy is a tool to analyze Nginx configuration. The main goal of Gixy is to prevent security misconfiguration and automate flaw detection.
Popcorn Maker makes it easy to enhance, remix and share web video. Use your web browser to combine video and audio with content from the rest of the web — from text, links and maps to pictures and live feeds.