This is a free and open set of course materials released by the Saylor Foundation, an educational charity, having been reviewed by three subject-matter experts. It includes sets of readings under the headings "Ancient Economic Thought", "European Thought: Scholastics & Mercantilists", "Classical Economics", "Neo-Classicism and Keynesianism", and "American Economic Thought". There are also self-assessment questions with answer guidelines, and an online quiz. The Legacy status means the course is no longer actively updated and some links might have broken, but users are legally allowed to adapt the materials or to submit changes.
Handbooks and reading lists in History of Economic Thought
Intended as a resource to fill gaps in the existing mainstream curriculum, this alternative reading list includes some key papers and books challenging neoclassical economics. It then lists books under specific headings such as Institutional Economics, Development, the Financial Crisis, History of Thought, and Marxism. There are also books by Tim Harford, Paul Krugman, and Dean Baker defending the mainstream.