$ ult --help
usage: ult [-h] [--version] [-r | -s] [-p] NAME

look up Unicode character properties

positional arguments:
  NAME

options:
  -h, --help    show this help message and exit
  --version     show version information and exit
  -r, --regexp  show info about characters matching regexp
  -s, --string  show info about characters in the string
  -p, --print   print only characters

$ ult -s ħ
U+0127 LATIN SMALL LETTER H WITH STROKE
Text: ħ
RFC-1345: h/
X11 multi-key input sequences:
  <dead_stroke> h
  <Multi_key> / h
  <Multi_key> <KP_Divide> h
HTML5: &hstrok;
Category: Ll (Lowercase_Letter)
Block: U+0100..U+017F Latin Extended-A
Script: Latn (Latin)
See also:
  U+045B CYRILLIC SMALL LETTER TSHE
  U+210F PLANCK CONSTANT OVER TWO PI
Comments:
  Maltese, IPA, ...

$ ult BACKSPACE
U+0008 <control-0008>
Aliases:
  BACKSPACE (control)
  BS (abbreviation)
RFC-1345: BS
C escape: \b
Category: Cc (Control)
Block: U+0000..U+007F C0 Controls and Basic Latin (Basic Latin)
Script: Zyyy (Common)

$ ult U+2603
U+2603 SNOWMAN
Text: ☃
Category: So (Other_Symbol)
Block: U+2600..U+26FF Miscellaneous Symbols
Script: Zyyy (Common)