Productz.com - Crowdsourced products database
Graphiq - Vivid, contextually-rich visualizations of the world's deepest knowledge graph.
Virus Bulletin - Virus Bulletin is a security information portal, testing and certification body with a formidable...
AwesomeSearch - A search engine aggregating multiple Awesome-lists, which are curated lists of software related projects, mostly on Github.
Diffzi - Diffzi.com lets you compare anything.
Versus - Find popular alternatives to anything in a jiffy