Freely available educational materials, geared mostly to the community college level. Some sites are not technically open educational resources but are high-quality, free ones.
This guide includes a checklist for getting started, publishing program case studies, textbook organization and elements, writing resources and an overview of useful tools.
An open source project that enables sharing and distribution of interactive digital content anywhere on any device, and on any digital learning system.
Free and open source office suite: Writer (word processing), Calc (spreadsheets), Impress (presentations), Draw (vector graphics and flowcharts), Base (databases), and Math (formula editing).
PowerPoint slides and a handout from a presentation on integrating practices of integrating Universal Design for Learning and Open Education principles and materials into Canvas courses.
Twenty-page PDF from Portland Community College covering web accessibility, including PowerPoint slides, Word & Google documents, PDFs, video, audio, and complex images.