Copyscape
Copyscape is an online plagiarism detection service that allows users to check the originality of content on the web. By entering a URL or text, users can find instances of duplicate content across the internet, helping to ensure that their content is unique and not copied from other sources. Copyscape is widely used by website owners, content creators, and SEO professionals to protect their intellectual property, maintain content integrity, and avoid potential copyright infringements. The service also offers a premium version with more advanced features like batch searches and the Copysentry automated monitoring service.