Feature Status

Generated overview of specification features and their maturity status.

Generated file — do not edit by hand. Produced by tools/status-report.ts from each page's status: front matter. To change a page's status, edit that page's status: field and regenerate with npm run status:write.

Maturity levels: Stable (frozen contract) · Candidate (feature-complete, under review) · Draft (still evolving) · Deprecated · Reserved. Defined in the Versioning Policy. Non-normative pages are marked Informative and are not graded here.

Totals: 72 Candidate.

Structure and Syntax

Page	Status
Internet Object Document	Candidate
Header	Candidate
Data Sections	Candidate
Structural Elements	Candidate
Structural Characters & Separators	Candidate
Literals	Candidate
Other Special Characters	Candidate
Whitespace & Indentation	Candidate
Value Representations	Candidate
Objects	Candidate
Arrays	Candidate
Strings	Candidate
Open Strings	Candidate
Regular Strings	Candidate
Raw Strings	Candidate
Numeric Values	Candidate
Number	Candidate
BigInt	Candidate
Decimal	Candidate
Special Numeric Formats	Candidate
NaN and Infinity	Candidate
Binary	Candidate
Date and Time	Candidate
Booleans	Candidate
Nulls	Candidate
Case Sensitivity Rules	Candidate
Comments	Candidate
Encoding	Candidate
Syntax Errors	Candidate

Definitions

Page	Status
Definitions	Candidate
Variables	Candidate
Schema References	Candidate
Error Handling in Definitions	Candidate

Collections

Page	Status
Collection	Candidate
Creating Collections	Candidate
Collection Rules	Candidate
Data Streaming	Candidate

Schema Definition Language

Page	Status
Overview	Candidate
Schema Representation	Candidate
Schema Data Types	Candidate
Any	Candidate
String Types	Candidate
Email	Candidate
URL	Candidate
Numeric Types	Candidate
BigInt	Candidate
Decimal	Candidate
Date and Time	Candidate
Binary	Candidate
Object (SchemaDef)	Candidate
Array	Candidate
Bool	Candidate
TypeDef	Candidate
MemberDef	Candidate
Open & Dynamic Schemas	Candidate
Union Types (anyOf)	Candidate
Composition & Reuse	Candidate

Streaming

Page	Status
Overview	Candidate
Wire Format & Framing	Candidate
Stream Items	Candidate
Schema & State	Candidate
Streaming Error Model	Candidate
Readers & Writers	Candidate

Parsing & Errors

Page	Status
Overview	Candidate
Error Model	Candidate
Parser Behavior & Recovery	Candidate
Error Accumulation	Candidate

Conformance

Page	Status
Validation Model	Candidate
Conformance Requirements	Candidate

Interoperability

Page	Status
JSON Compatibility	Candidate
Converting To/From Other Formats	Candidate

Appendices

Page	Status
Formal Grammar (EBNF)	Candidate

18 informative (non-normative) pages — guides, rationale, appendices, and these versioning pages — are not graded for maturity and are omitted above.

See Also

• Versioning Policy — the maturity levels and rules behind this table

• Roadmap · Version History