Or if your goal is to open source code, think about the lifetime of the entity owning the domain: the source code might be of interest to users beyond the control of the domain name. Domain controled by an individual or a company? What if the domain is not renewed, or taken over by an hostile entity?

Deepcopy [1] is a Go package that is still heavily used despite its creator has disappeared 9 years ago. At least GitHub is a stable and trusted host as a distribution point and communication point for users.

[1]: https://pkg.go.dev/github.com/mohae/deepcopy