Almost 10 years ago, I went through the effort of relicensing something from GPL back to BSD as it was originally licensed. I documented some of it here: https:

Almost 10 years ago, I went through the effort of relicensing something from GPL back to BSD as it was originally licensed. I documented some of it here: https://web2project.net/2011/01/web2project-license-change/ https://web2project.net/2011/01/web2project-license-change/