JSON Schema Keywords

Keywords are the building blocks of JSON Schema and they are used to define the structure of a JSON document.

Below is a list of JSON Schema keywords with links to their respective documentation.

$anchor

• Structuring a complex schema ($anchor)
• Ecommerce system example
• Draft 2020-12

$comment

• Generic Keyowrds ($comment)
• Draft 2020-12

$defs

• Miscellaneous examples
• Structuring a complex schema ($defs)
• Draft 2020-12

$dynamicAnchor

• Draft 2020-12

$dynamicRef

• Draft 2020-12

$id

• Create a schema defination
• Declaring a unique identifer
• Draft 2020-12

$ref

• Declaring a JSON Schema
• Create a schema defination
• Unevaluated Items
• Structuring a complex schema ($ref)
• Draft 2020-12

$schema

• Declaring a dialect ($schema)
• Draft 2020-12

$vocabulary

• Draft 2020-12

additionalProperties

• Modeling a file system with JSON Schema
• Additional Properties
• Draft 2020-12

allOf

• Unevaluated Items
• Schema Composition
• Draft 2020-12

anyOf

• Unevaluated Items
• Schema Composition
• Draft 2020-12

const

• Miscellaneous Examples
• Draft 2020-12

contains

• Contains
• Draft 2020-12

contentEncoding

• contentEncoding
• Draft 2020-12

contentMediaType

• contentMediaType
• Draft 2020-12

contentSchema

• contentschema
• Draft 2020-12

default

• Annotations
• Draft 2020-12

dependentRequired

• Miscellaneous Examples
• Applying Subschemas Conditionally
• Draft 2020-12

dependentSchemas

• Dependent Schemas
• Draft 2020-12

deprecated

• Annotations
• Draft 2020-12

description

• Annotations
• Create a schema definition
• Draft 2020-12

else

• Miscellaneous Examples
• If-Then-Else
• Draft 2020-12

enum

• Miscellaneous Examples
• Enumerated Values
• Draft 2020-12

examples

• Annotations
• Draft 2020-12

exclusiveMaximum

• Range
• Draft 2020-12

exclusiveMinimum

• Range
• Draft 2020-12

format

• Draft 2020-12
• Format Annotation

format

• Draft 2020-12
• Format Assertion

if

• Miscellaneous Examples
• If-Then-Else
• Draft 2020-12

items

• Modeling a file system with JSON Schema
• Items
• Draft 2020-12

maxContains

• Mincontains / Maxcontains
• Draft 2020-12

maximum

• Modeling a file system with JSON Schema
• Range
• Draft 2020-12

maxItems

• Length
• Draft 2020-12

maxLength

• Length
• Draft 2020-12

maxProperties

• Size
• maxProperties
• Draft 2020-12

minContains

• Mincontains / Maxcontains
• Draft 2020-12

minimum

• Modeling a file system with JSON Schema
• Range
• Draft 2020-12

minItems

• Modeling a file system with JSON Schema
• Length
• Draft 2020-12

minLength

• Length
• Draft 2020-12

minProperties

• Size
• minProperties
• Draft 2020-12

multipleOf

• Multiples
• Draft 2020-12

not

• Schema Compositon
• Draft 2020-12

oneOf

• Modeling a file system with JSON Schema
• Unevaluted Items
• Schema Compositon
• Draft 2020-12

pattern

• Miscellaneous Examples
• Regular Expressions
• Draft 2020-12

patternProperties

• Modeling a file system with JSON Schema
• Pattern Properties
• Draft 2020-12

prefixItems

• Tuple Validation
• Draft 2020-12

properties

• Properties
• Schema Defination
• Draft 2020-12

propertyNames

• Property names
• Draft 2020-12

readOnly

• Annotations
• Draft 2020-12

required

• Modeling a file system with JSON Schema
• Extending Closed Schemas
• Draft 2020-12

then

• Miscellaneous Examples
• If-Then-Else
• Draft 2020-12

title

• Annotations
• Create a schema definition
• Draft 2020-12

type

• Type-specific keywords
• The type keyword
• Create a Schema Defination
• Draft 2020-12

unevaluatedItems

• Unevaluated Items
• Draft 2020-12

unevaluatedProperties

• Unevaluated Properties
• Draft 2020-12

uniqueItems

• Modeling a file system with JSON Schema
• Uniqueness
• Draft 2020-12

writeOnly

• Annotations
• Draft 2020-12