Questgen is an AI-powered tool that generates various assessments such as multiple-choice questions, true/false questions, higher-order questions, Bloom's taxonomy quizzes, etc. It allows the user to edit and modify the generated worksheet and export it in plain text or JSON format. Questgen is used by teachers, schools, HR teams, and textbook publishing companies to save time and cost in creating assessments. Questgen's technology is based on AI research, and its open-source library is available on GitHub.