> The following entries should be added/completed:
>
> #` quasisyntax [R6RS]; [syntax-case]
> #, unsyntax [R6RS]; [syntax-case]
> #,@ unsyntax-splicing [R6RS]; [syntax-case]
>
> #| Block comment until |# [R6RS]; [R7RS]
> #; S-expression comment [R6RS]; [R7RS]
>
> #<n>= Datum label [R7RS]
> #<n># Datum reference [R7RS]
>
> #: Keyword arguments [Racket]; [Guile]; [???]

Thanks! Now live at https://registry.scheme.org/#hash-syntax