SFLC's Legal Issues Primer
The Software Freedom Law Center publishes a primer for free, libre, and open source software developers seeking to understand the legal implications of community development and distribution of software.
How to comply effectively with the GNU General Public License (GPL) and related licenses.
How and when commercial redistribution of FOSS violates common FOSS licenses, and development techniques to make enforcement easier.
Ensuring compliance and enabling code-sharing when incorporating permissive-licensed code into a GPL codebase.
New rules tentatively encourage the use of FOSS by SDR manufacturers.
Sarbanes-Oxley does not increase risk for developers of GPL'd software.
Eben Moglen's opinion to the European Commission on the competitive effects of the Oracle's acquisition of Sun.
Eben Moglen's request to appear before the European Commission regarding Oracle's acquisition of Sun.
It is unsafe to rely upon the OSP for any free software implementation, whether under the GPL or another free software license.
SFLC's conclusions regading the copyright status of the ath5k driver code.
A discussion of the requirements for software to be considered within the scope of copyright under U.S. and E.U law.
The hidden patent tax built into the license fees for Microsoft Windows.
The OASIS ODF standard is free of legal encumbrances that would prevent its use in free and open source software.
Background material and links regarding the Supreme Court case Bilski v. Kappos
Background material and links regarding the Supreme Court case Alice v. Kappos
SFLC's amicus brief before the Supreme Court in Alice Corp. v. CLS Bank arguing that the "machine or transformation" inquiry employed by the Court in Bilski v. Kappos is the correct, and exclusive, bright line test for patent eligibility of computer-implemented inventions.
SFLC's amicus brief before the Supreme Court arguing against the Federal Circuit's expansion of secondary liability for patent infringement.
SFLC's amicus brief before the Supreme Court arguing against extending patent coverage to abstract ideas embedded in software.
SFLC's amicus brief before the Federal Circuit arguing that FOSS developers should be able to enjoin infringing distributions of their software.
SFLC's amicus brief before the Supreme Court arguing that software can not be a component of a patented invention because software is not patentable subject matter.