DOAB: Directory of Open Access Books. Search Browse Advanced search 21524 Academic peer-reviewed books and chapters from 324 publishers News Register for newsletter Archive Our Sponsors Directory of Open access Books is provided by DOAB Foundation in cooperation with SemperTool ©2019 SemperTool. The Online Books Page. Free ebooks - Project Gutenberg. Re-press. Open Humanities Press. Social Welfare Portal. JCEPS: Journal for Critical Education Policy Studies. MayFly.