The nonprofit Χimera ꟻoundation provides the technology and community support for free and open mathematics education materials. Built with the support of instructors and faculty from multiple institutions, the Foundation supports open educational resources (OER), curates existing resources, and builds the technology that enables instructors to take control of assessment.



Create content in LATEX. Publish your work as a traditional PDF or as an online interactive document.

See an example

GitHub Octocat


All content is hosted on GitHub; it is truly open and free.

See the source