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courseZeroOpenStax
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Best structured on-ramp when you want a real class before jumping into specialist material.
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Use OpenAlex for metadata and citation graph work and arXiv for current papers and technical preprints.
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Curated index of open access journals that helps users find quality open scholarship across domains.
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Open research discovery service for finding open access papers and repository content.
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Free API for paper, author, and citation exploration to enrich research workflows and discovery tooling.
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Full university lecture series across CS, math, engineering, neuroscience, physics, robotics, and more.
docsFoundationUNESCO
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Global policy and resource entry point for open educational resources and open learning practice.