Normalize(3) - phpMan

ASN1_TIME_normalize (3ssl) - ASN.1 Time functions
dbilogstrip (1)      - filter to normalize DBI trace logs for diff'ing
Mail::SpamAssassin::Plugin::AWL (3pm) - Normalize scores via auto-whitelist
Mail::SpamAssassin::Plugin::TxRep (3pm) - Normalize scores with sender reputa...
mysql_fix_extensions (1) - normalize table file name extensions
Unicode::Normalize (3pm) - Unicode Normalization Forms