Competitor analysis

Competitor Analysis by Wappalyzer is an online service that helps you discover who's using your software and your competitors'. It reveals the technology stack of any website, automates technology lookups, and provides real-time analysis via its highly scalable APIs. The service is available for free or via a paid plan, and can be accessed through its website or API. With monthly visits of around 600,000, it also allows you to create lists of websites and contacts to find new prospects.