17.9
OpenStax is a nonprofit education initiative of Rice University that publishes free, peer-reviewed educational materials, including openly licensed…
Free planAndroidiOSWeb
Alternatives to African Storybook
African Storybook focuses on picture storybooks for children aged two to ten, especially in African languages, supporting literacy, enjoyment and imagination. Its website provides tools to create, translate and adapt books, while free Reader and Maker apps support offline reading and authoring on phones or tablets. Stories can be downloaded as PDFs or booklets, printed, copied and remixed under open licensing with attribution and any story-specific non-commercial…
27.8
DIKSHA is a free national school-education platform and an initiative of NCERT under India’s Ministry of Education.
Free planOpen sourceAndroidiOSWeb
37.6
CK-12 FlexBook 2.0 provides free, customizable digital textbooks for K–12 subjects such as science, math and social studies.
Free planAndroidiOSWeb
- 4
Pressbooks
Open sourceWebAPILinuxSelf-hosted7.5From $120 a year - 5
LibreTexts
LibreTexts is an open education platform for creating, adapting, and sharing learning materials, including interactive textbooks and homework.
Free planAndroidiOSWeb7.4From $1,250 a year - 6
Saylor Academy
Saylor Academy, presented as Saylor University, offers self-paced online courses, skill development programs and graduate degrees.
Free planAndroidiOSWeb7.3$5 one-time - 7
Siyavula
Siyavula provides online Mathematics and Physical Sciences practice for learners, tools for educators, and free curriculum-aligned textbooks.
Free planWeb6.8From $2,050 a year - 8
SkillsCommons
SkillsCommons is a free repository of learning and program support materials for job-driven workforce development.
Free planAndroidiOSWebAPI6.7Free plan - 9
Lumen Learning
Lumen Learning develops digital courseware and faculty professional development resources for higher education.
AndroidiOSWeb6.6$350 one-time - 10
StoryWeaver
StoryWeaver is a free web repository of open-licensed, multilingual children’s stories from Pratham Books.
Free planWeb6.4Free plan - 11
TU Delft OpenCourseWare
TU Delft OpenCourseWare publishes free university-level educational materials organized as courses.
Free planWebmacOSWindows6.2Free plan - 12
OER Commons
OER Commons is a free web-based library where educators can find open educational resources and collaborate around their use, evaluation, and improvement.
Free planWeb6.1Free plan - 13
OpenLearn
OpenLearn is a free learning platform delivered by The Open University, with web-based material spanning many subjects.
Free planWeb6.1Free plan - 14
Wikiversity
Wikiversity is a free online resource for teaching, learning, and research, built around open learning materials and collaborative projects.
Free planWeb6.1Free plan - 15
BCcampus Open Collection
BCcampus Open Collection is a free web library of open educational resources, including courses and textbooks.
Free planWeb6.0Free plan - 16
MIT OpenCourseWare
MIT OpenCourseWare is a free web collection of materials from more than 2,500 MIT courses across the MIT curriculum.
Free planWeb6.0Free plan - 17
Open Textbook Library
Open Textbook Library is a free online catalog that helps faculty locate open textbooks for courses.
Free planWebAPI6.0Free plan - 18
Universal Open Textbook Initiative
Universal Open Textbook Initiative (UOTI) is a free web repository for textbooks, with a stated goal of providing multilingual learning materials.
Free planWeb6.0Free plan - 19
Open Michigan
Open Michigan is a free University of Michigan initiative for sharing teaching, research, and creative work beyond campus.
WebLinuxmacOS5.9 - 20
TESSA OER
TESSA OER is an education research and development project, founded in 2005, that works with partners to support primary and secondary teachers across sub-Saharan Africa.
Free planWeb5.9Free plan - 21
Kallipos
Kallipos is a free web repository for electronic textbooks, mainly serving students and professors at Greek universities.
Web5.8 - 22
Curriki
Curriki is a free web-based nonprofit education service focused on making learning more widely available through technology.
Web5.7 - 23
Wikibooks
Wikibooks is a free, open-content collection of e-book resources that anyone can edit.
WebAPISelf-hosted5.7 - 24
OER Africa
OER Africa is a free web resource focused on African-produced Open Educational Resources for higher education.
Web5.6 - 25
OERSI
OERSI is a search engine for open educational resources in higher education, jointly provided by hbz and TIB since 2020.
WebAPISelf-hosted5.6 - 26
MERLOT
Web4.6