Project Summary
Sakai is an online Collaboration and Learning Environment. Many users of Sakai deploy it to support teaching and learning, ad hoc group collaboration, support for portfolios and research collaboration.
Sakai is a free and open source product that is built and maintained by the Sakai community. Sakai's development model is called "Community Source" because many of the developers creating Sakai are drawn from the "community" of organizations that have adopted and are using Sakai.
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In a Nutshell, Sakai...
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has a well established, mature codebase
maintained by a large development team
with stable Y-O-Y commits -
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took an estimated 381 years of effort (COCOMO model)
starting with its first commit in March, 2006
ending with its most recent commit 4 days ago
Quick Reference
Educational Community License v2.0
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Sub-License
Private Use
Forbidden
Hold Liable
Use Trademarks
Required
Include Copyright
State Changes
Include License
Include Notice
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 )
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
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30 Day SummaryJun 27 2026 — Jul 27 2026
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12 Month SummaryJul 27 2025 — Jul 27 2026
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