Project Summary
OpenStax CNX is a dynamic non-profit digital ecosystem serving millions of users per month in the delivery of educational content to improve learning outcomes.
There are tens of thousands of learning objects, called pages, that are organized into thousands of textbook-style books in a host of disciplines, all easily accessible online and downloadable to almost any device, anywhere, anytime.
The best part? Everything is available for free thanks to generous support from Rice University and several philanthropic organizations.
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In a Nutshell, OpenStax CNX...
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took an estimated 16 years of effort (COCOMO model)
starting with its first commit in July, 2013
ending with its most recent commit over 2 years ago
Quick Reference
GNU Affero General Public License v3.0
Permitted
Commercial Use
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Sub-License
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Required
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Include Copyright
State Changes
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Include Install Instructions
These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
Did You Know...
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30 Day SummarySep 16 2025 — Oct 16 2025
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12 Month SummaryOct 16 2024 — Oct 16 2025
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