GNU GROUP · DIGITAL PUBLICATIONS
Books for people who build and operate technology.
Engineering handbooks, practical references and technical publications. Downloadable in PDF or EPUB, with clear licensing and transparent pricing.
Engineering-led PDF & EPUB Rights-respecting publishing
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Explore free engineering resourcesFROM GNU GROUP
Useful knowledge, grounded in engineering practice.
The bookstore complements our open learning resources, professional training and consulting. Publication does not imply an independent certification.