Licensing

Learn more about open source licensing, compliance, and licensing-related legal cases.

What is copyleft?

What is copyleft?
If you've spent much time in open source projects, you have probably seen the term "copyleft" used. While the term is quite commonly used, many...Read more

GPL enforcement action in Hellwig v. VMware dismissed, with an appeal expected

A decision in the GPL enforcement case in Germany between Christoph Hellwig (supported by the Software Freedom Conservancy) and VMware recently...Read more

How to add freely licensed animated GIFs to Facebook and Twitter using Riffsy

How to add freely licensed animated GIF to Facebook and Twitter using Riffsy How to add freely-licensed animated GIFs to Facebook and Twitter using Riffsy
Facebook has supported animated images for a while, but what do you do when you can't find the right GIF for your situation?Read more

Open music: Bolero enters public domain, music encoding standards news

Record player with an LP spinning
This month in open music I look at a famous work of music that recently passed into the public domain and a new proprietary music-encoding standard...Read more

What is a URI? Understanding license terminology for compliance

Why you should understand the terms for license compliance
A recent court case illustrates the importance of reading and understanding technical terms used in copyright licenses.Read more

NY bill would provide tax credit for open source contributors

NY bill would provide tax credit for open source contributors
The bill would provide a tax credit of 20% of "expenses associated with the development of open source and free software."Read more

Foundations, bright lines, and building successful open source ecosystems

As we continue to create new open source foundations, we need to be thoughtful in the how-and-why of such foundations.Read more

Openclipart: A library of public domain images

Openclipart: a library of public domain images
Algot Runeman shares why and how he started contributing to public domain clip art site Openclipart.org.Read more