25 years of making a difference
Since the publication of our first textbook in 2012, we have saved 36.1 million students $2.9 billion across 150 countries.
More than free online textbooks
A library of 70+ free resources with aligned instructional materials and interactive learning technologies for your course.
Teach freely, learn equitably
Knowledge is a public good, not a privilege. OpenStax values inclusivity, representation, and the democratization of knowledge.
Educating the world requires partnership
OpenStax partners with EdTech organizations to deliver low-cost, high-value instructional tools aligned with our content.