From Len@Weisberg.com

Rakudo Bug,

Please see a discussion of "more than one 'zef'"
  at <https://github.com/perl6/doc/issues/1789> .
Bottom line is that the link to 'zef' on your Rakudo Download page
should be changed to <https://github.com/ugexe/zef>
or <https://modules.perl6.org/dist/zef:github>

Thanks,
-LenW

From @zoffixznet

On Sat, 17 Feb 2018 12​:55​:45 -0800, lenw wrote​:

Rakudo Bug,

Please see a discussion of "more than one 'zef'"
at <https://github.com/perl6/doc/issues/1789> .
Bottom line is that the link to 'zef' on your Rakudo Download page
should be changed to <https://github.com/ugexe/zef>
or <https://modules.perl6.org/dist/zef:github>

Thanks,
-LenW

Thanks.

Fixed on https://perl6.org/downloads/ (site will update in ~30m)
  on footer of https://perl6.org/ (site will update in ~30m)
  and on http://rakudo.org/how-to-get-rakudo/

The RT System itself - Status changed from 'new' to 'open'

@zoffixznet - Status changed from 'open' to 'resolved'