P6C
Identifies anomalies in JSON data structures
ZEF
Provide a trait and role to identify opt-in JSON serialization
ZEF
Two letter codes for identifying United States territories and vice versa
ZEF
Create random names to be used as identifiers
ZEF
allow ? and ! at end of identifiers
ZEF
Allow subscripts in identifiers, just as digits
CPAN
Outlier identifiers for one dimensional data.
CPAN
Universally Unique Lexicoraphically Sortable Identifiers for Perl 6
ZEF
generates a random v4 UUID (Universally Unique IDentifier)