ChemVantage LLC provides Open Education Resources for teaching and learning college-level General Chemistry. Online resources include video tutorials, links to free textbooks, computer-graded quizzes, homework sets and practice exams. ChemVantage can be used for groups of students taking a chemistry class together. This type of access requires a subscription. Additional features include instructor grade book, learner analytics tools, customized assignments, LTI v1.3 integration to learning management systems and more. http://www.chemvantage.org