WTFPL is amusing, but it is flawed as a license. It doesn't have the legal language required to safely grant rights.
https://opensource.google/docs/thirdparty/licenses/#wtfpl-no...
Unlicense[1] and CC0[2] have better legal wording.
https://opensource.google/docs/thirdparty/licenses/#wtfpl-no...
Unlicense[1] and CC0[2] have better legal wording.
You'll find software that is dual licensed CC-0 and something else, too,[2,3] because anything public-domain-ish with no attribution may be perceived as too risky.
[1] https://softwareengineering.stackexchange.com/a/147120
[2] https://github.com/BLAKE3-team/BLAKE3/blob/master/LICENSE
[3] https://github.com/LoupVaillant/Monocypher/blob/master/LICEN...