1. Open Source Software
Keenan
Zuraiz

2. The Idea of Open Source Software
What is it?
Software that has made its source code available.
Typically includes a license that users must read and agree to prior to using or modifying the software.
Why?
Copyright holders may benefit from open source by user collaboration.
Control, transparency, stability.

3. History 1950s and 1960s Educational Institutions
Common to see software and compilers shipped with source code.
Educational Institutions
Universities made several modifications to source code shipped with software.
Openly shared modifications.

4. Types of Licenses No License Non-software License
Creative work that includes source code is under exclusive copyright by default.
Non-software License
Creative Work
Preferred License
Data, Media, and Documentation
CC0-1.0
CC-BY-4.0
CC-BY-SA-4.0
Fonts
SIL Open Font License 1.1

5. Concerned About Patents
Choosing a License
Simple & Permissive
Concerned About Patents
Care About Sharing Improvements

6. Case Study: Oracle Vs. Google
Google acquired Android and negotiated with Sun Microsystems to use Java, but failed to secure a licensing deal.
Oracle acquires Sun and files a lawsuit claiming Google infringed 7 patents.
Oracle and Google go to court. Google wins.
Google’s use of Java’s APIs was fair use.
2005
2006
2010
2011
2012
2014
2016
Google rejects Sun’s offer of a 3 year Java license for $20 million.
The USPTO dismisses 5/7 patent allegations.
An appeal reversed the court’s decision, stating that an API is copyrightable.

7. React Open Source Software
Created by Facebook.
Initial release March 2013 with Apache 2.0 software license
Most wanted technology - Stack Overflow survey 2018.
React
Open Source Software

8. React initially released
Explicit Patent grant
License: Apache 2.0
BSD + Patents not compatible with Apache Software Foundation
Cannot sue Facebook for patent claims.
Explicit Patent grant
License: BSD + Patents
No explicit patent grant
License: MIT

9. Apache 2.0 BSD + Patents MIT
✓ Commercial Use
✓ Private use
✓ Distribution
✓ Modification
✓ Patent Use
? License and Copyright notice
? State changes
X Liability
X Trademark use
X Warranty
✓ Commercial Use
✓ Private use
✓ Distribution
✓ Modification
✓ Patent Use
? License and Copyright notice
X Liability
X Trademark use
X Warranty
X Cannot sue Facebook or
subsidiaries for patent claim if
using React
✓ Commercial Use
✓ Private use
✓ Distribution
✓ Modification
? License and Copyright notice
X Liability
X Warranty

10. Conclusion Protect your creative work.
Open source software is highly encouraged.
Avoid the mishaps of the past by choosing an appropriate open source license.
Conclusion