Build a better casebook.

H2O helps law faculty create high quality, open-licensed digital textbooks for free.

Collect materials, hide and annotate text, and distribute casebooks to your students quickly and reliably. H2O is easy to add to your class.

All materials in H2O are licensed CC BY-NC-SA and free to copy, reuse and remix.

H2O is made by the Harvard Law School Library and designed carefully to serve faculty and student needs.

Professor Jonathan Zittrain

Harvard Law School

Torts

Professor Jeannie Suk Gersen

Harvard Law School

Professor Brian Quinn

Boston College Law School

Professor Charles Fried

Harvard Law School

Professor I. Glenn Cohen

Harvard Law School

Professor Naz Modirzadeh

Harvard Law School

H2O's open source platform has transformed the way I teach corporate law.

Professor Brian Quinn, Boston College Law School