alias_arithmetic        Arithmetic wrappers
alias_extract           Extract and replace aliases
collapse                Collapse
colons                  Colons
conditions              Default Conditions
delay                   Delay the evaluation of an expression until the
                        end of a function or block.
encode                  Encode/factor
exattr                  Exact attributes
flip                    Flip
fp                      File path operations
hot                     Hold or Toss
if_null                 Default value for 'NULL' or no length
include                 Include exports in Search Path
list0                   Listing for dots
match_arg               Match arguments
match_ext               Value matching - Extensions
muffle                  Muffle messages
names                   Set names
negate                  Negations
new_condition           New condition
os                      Determine operating systems
quick_df                Quick DF
require_namespace       Require namespace
struct                  Simple structures
vap                     Vector applies
verbose                 Verbose
yes_no                  Yes-no prompt
