Turnitin provides plagiarism prevention services, and digital grading products to educational institutions around the world. The Turnitin Building Block extension in Canvas gives users of the Canvas Learning System the ability to use Turnitin products within their Canvas interface. Turnitin has two different tools that instructors can use in their courses, and both are automatically enabled in Canvas. Turnitin can be used within the Canvas Plagiarism Framework or as an External Tool.
Differences between Turnitin LTI and Plagiarism Framework
Creating a Turnitin LTI Assignment in Canvas
Creating an Assignment using the Plagiarism Framework