If you are already familiar with the JSON Schema standard then you may want to know how the JSON Schema keywords relate to the graphical representation.

This table gives you a list of the keywords and the linked topic provides information about how they relate the diagram.

 

Keyword	Applies to	Draft 4	Draft 6	Draft 7	Draft 2019-09	Draft 2020-12
additionalItems	array	Yes	Yes	Yes	Yes
additionalProperties	object	Yes	Yes	Yes	Yes	Yes
const	all		Yes	Yes	Yes	Yes
contains	array		Yes	Yes	Yes	Yes
contentEncoding	string			yes	yes	yes
contentMediaType	string			Yes	Yes	Yes
$comment	all			Yes	Yes	Yes
default	all	Yes	Yes	Yes	Yes	Yes
$defs	all				Yes	Yes
definitions	all	Yes	Yes	Yes	[Yes]	[Yes]
description	all	Yes	Yes	Yes	Yes	Yes
$dynamicAnchor	all					Yes
$dynamicRef	all					Yes
enum	all	Yes	Yes	Yes	Yes	Yes
examples	all		Yes	Yes	Yes	Yes
exclusiveMaximum	numeric	Yes	Yes	Yes	Yes	Yes
exclusiveMinimum	numeric	Yes	Yes	Yes	Yes	Yes
id	all	Yes
$id	all		Yes	Yes	Yes	Yes
items	array	Yes	Yes	Yes	Yes	Yes
maximum	numeric	Yes	Yes	Yes	Yes	Yes
maxContains	array				Yes	Yes
maxItems	array	Yes	Yes	Yes	Yes	Yes
maxLength	string	Yes	Yes	Yes	Yes	Yes
maxProperties	object	Yes	Yes	Yes	Yes	Yes
minimum	numeric	Yes	Yes	Yes	Yes	Yes
minContains	array				Yes	Yes
minItems	array	Yes	Yes	Yes	Yes	Yes
minLength	string	Yes	Yes	Yes	Yes	Yes
minProperties	object	Yes	Yes	Yes	Yes	Yes
multipleOf	numeric	Yes	Yes	Yes	Yes	Yes
pattern	string	Yes	Yes	Yes	Yes	Yes
patternProperties	object	Yes	Yes	Yes	Yes	Yes
prefixItems	all					Yes
properties	object	Yes	Yes	Yes	Yes	Yes
propertyNames	object		Yes	Yes	Yes	Yes
readOnly	all			Yes	Yes	Yes
$recursiveAnchor	all				Yes
$recursiveRef	all				Yes
required	object	Yes	Yes	Yes	Yes	Yes
Schema	root object	Yes	Yes	Yes	Yes	Yes
title	all	Yes	Yes	Yes	Yes	Yes
type	all	Yes	Yes	Yes	Yes	Yes
writeOnly	all			Yes	Yes	Yes
unevaluatedItems	array					Yes
unevaluatedProperties	object					Yes
uniqueItems	array	Yes	Yes	Yes	Yes	Yes