[greenshackle]

Presumably the ownership of the repo was transfered from Cyan4973, the main contributor, to facebook, and github automatically redirects.

[ktta]

yep, looks like it. Maybe just forgot to update the gh-pages branch.

[ktta]

Downvoted? Wait, I don't think I'm getting that wrong. They probably would've preferred to avoid the outdated links that this[0] proves this.

[0]:https://github.com/facebook/zstd/pull/313