Webhound is described as 'AI research agent that builds custom datasets from the web. Instead of spending weeks manually gathering data, simply describe what you need and Webhound automatically finds, extracts, and organizes it into structured datasets you can export' and is an website. There are three alternatives to Webhound, not only websites but also apps for Mac, Windows, Linux, BSD and Google Chrome. The best Webhound alternative is Scrapy, which is both free and Open Source. Other great sites and apps similar to Webhound are FetchFox and Octoparse.