Yes, CC0 is the only Creative Commons License suitable for software. It's endorsed by the Free Software Foundation [1], although not the Open Source Initiative.

Yes, CC0 is the only Creative Commons License suitable for software. It's endorsed by the Free Software Foundation [1], although not the Open Source Initiative. I use it for everything that I don't want to copyleft. [1] https://www.gnu.org/licenses/license-list.html#PublicDomain https://www.gnu.org/licenses/license-list.html#PublicDomain