This is the homepage for a summer reading course on Kac-Moody algebras and groups, in Aug-Sept 2024. The main reference is the book Introduction to Kac-Moody groups over Fields by Timothy Marquis. Supplementary references are the book Infinite-Dimensional Lie Algebras by Victor Kac, and the notes Introduction to Kac-Moody Groups and Lie Algebras by Perrin.