Sources¶
This page collects sources for claims made throughout the guide. Entries are organized alphabetically.
A¶
Apache Software Foundation Legal FAQ¶
Apache Software Foundation. "ASF Legal Previously Asked Questions." Accessed 2024. https://www.apache.org/legal/resolved.html
Apache License 2.0 Text¶
Apache Software Foundation. "Apache License, Version 2.0." January 2004. https://www.apache.org/licenses/LICENSE-2.0
B¶
BSD Advertising Clause Removal¶
Hoskins, William. "Withdrawal of BSD Advertising Clause." University of California, Berkeley. July 1999. https://www.freebsd.org/copyright/license/
Busybox GPL Lawsuit Announcement¶
Software Freedom Law Center. "BusyBox Developers and SFLC Announce First Ever GPL Violation Lawsuit." September 2007. https://softwarefreedom.org/news/2007/sep/20/busybox/
Busybox GPL Enforcement History¶
Software Freedom Conservancy. "BusyBox GPL Enforcement." 2007-2015. https://sfconservancy.org/copyleft-compliance/
C¶
Creative Commons License Versions¶
Creative Commons. "License Versions." Accessed 2024. https://creativecommons.org/about/cclicenses/
Crockford's JSON License¶
Crockford, Douglas. "JSON License." Accessed 2024. https://www.json.org/license.html
D¶
Debian JSON License Discussion¶
Debian Project. "JSON License Discussion." Debian Legal Mailing List. 2005. https://lists.debian.org/debian-legal/2005/11/msg00154.html
E¶
Eclipse Public License 2.0¶
Eclipse Foundation. "Eclipse Public License - v 2.0." August 2017. https://www.eclipse.org/legal/epl-2.0/
Elastic License Change Announcement¶
Banon, Shay. "Doubling Down on Open." Elastic Blog. January 2021. https://www.elastic.co/blog/licensing-change
OpenSearch Fork Announcement¶
Amazon Web Services. "Introducing OpenSearch." April 2021. https://aws.amazon.com/blogs/opensource/introducing-opensearch/
F¶
FSF Four Freedoms Definition¶
Free Software Foundation. "What is Free Software?" Accessed 2024. https://www.gnu.org/philosophy/free-sw.html
FSF License Commentary List¶
Free Software Foundation. "Various Licenses and Comments About Them." Accessed 2024. https://www.gnu.org/licenses/license-list.html
G¶
GPL License History¶
Free Software Foundation. "A Brief History of the GPL." Accessed 2024. https://www.gnu.org/licenses/gpl-history.html
The GNU Manifesto¶
Stallman, Richard. "The GNU Manifesto." March 1985. https://www.gnu.org/gnu/manifesto.html
H¶
HashiCorp BSL License Change¶
HashiCorp. "HashiCorp Adopts Business Source License." August 2023. https://www.hashicorp.com/blog/hashicorp-adopts-business-source-license
I¶
IBM JSON License Exception¶
Various. "IBM Obtains JSON License Exception." Referenced in multiple sources. 2011.
L¶
Linux Foundation OpenTofu Announcement¶
Linux Foundation. "OpenTofu." September 2023. https://www.linuxfoundation.org/press/announcing-opentofu
Linux Foundation Valkey Launch¶
Linux Foundation. "Linux Foundation Launches Valkey." March 2024. https://www.linuxfoundation.org/press/linux-foundation-launches-open-source-valkey-community
M¶
MariaDB Fork Announcement¶
Widenius, Michael. "Help saving MySQL." Monty Says Blog. December 2009. https://monty-says.blogspot.com/2009/12/help-saving-mysql.html
MongoDB SSPL License Change¶
MongoDB, Inc. "MongoDB Licensing Changes." October 2018. https://www.mongodb.com/blog/post/mongodb-now-released-under-the-server-side-public-license
Mozilla MPL 2.0 FAQ¶
Mozilla Foundation. "MPL 2.0 FAQ." January 2012. https://www.mozilla.org/en-US/MPL/2.0/FAQ/
O¶
Open Source Definition¶
Open Source Initiative. "The Open Source Definition." Accessed 2024. https://opensource.org/osd
Open Source Initiative History¶
Open Source Initiative. "History of the OSI." Accessed 2024. https://opensource.org/history
OpenTofu Manifesto¶
OpenTofu. "The OpenTofu Manifesto." August 2023. https://opentofu.org/manifesto
Oracle JDK Licensing Changes¶
Oracle Corporation. "Oracle Java SE Licensing FAQ." Updated 2019. https://www.oracle.com/java/technologies/javase/jdk-faqs.html
Oracle v. Google Supreme Court Decision¶
Supreme Court of the United States. "Google LLC v. Oracle America, Inc." April 2021. https://www.supremecourt.gov/opinions/20pdf/18-956_d18f.pdf
R¶
React MIT Relicensing Announcement¶
Facebook Engineering. "Relicensing React, Jest, Flow, and Immutable.js." September 2017. https://engineering.fb.com/2017/09/22/web/relicensing-react-jest-flow-and-immutable-js/
Red Hat IPO¶
Various. "Red Hat IPO." August 1999. Referenced in financial news archives.
Redis Dual License Change¶
Redis Ltd. "Redis Adopts Dual Source-Available Licensing." March 2024. https://redis.io/blog/redis-adopts-dual-source-available-licensing/
S¶
SCO v. IBM Litigation Timeline¶
Groklaw. "SCO v. IBM Timeline." 2003-2011. https://www.groklaw.net/staticpages/index.php?page=20031016162215566 (archived)
SCO Group Bankruptcy¶
SCO Group. "Chapter 11 Bankruptcy Filing." September 2007. Court records, District of Delaware.
SPDX License List¶
SPDX Workgroup. "SPDX License List." Accessed 2024. https://spdx.org/licenses/
SSPL Open Source Initiative Rejection¶
Open Source Initiative. "The SSPL Is Not an Open Source License." January 2019. https://opensource.org/node/1099
Stack Overflow Content License¶
Stack Overflow. "Licensing." Accessed 2024. https://stackoverflow.com/help/licensing
V¶
VirtualBox Extension Pack License¶
Oracle Corporation. "VirtualBox Personal Use and Evaluation License." https://www.virtualbox.org/wiki/VirtualBox_PUEL
Z¶
ZFS Linux Licensing Issues¶
Various. "ZFS on Linux Legal Issues." Multiple discussions, 2010-present. Referenced in Canonical, Debian, and Fedora project documentation.
Court Cases¶
Oracle v. Google Litigation Timeline¶
- 2010: Oracle files suit against Google
- 2012: District court rules APIs not copyrightable (Judge Alsup)
- 2014: Federal Circuit reverses, rules APIs copyrightable
- 2016: Jury finds Google's use is fair use
- 2018: Federal Circuit reverses fair use finding
- 2021: Supreme Court rules for Google on fair use grounds (6-2)
Source: Court records and reporting from Ars Technica, The Verge, and legal commentary.
For books, other guides, and additional resources, see Further Reading.