Big-friendly JSON. Asynchronous streaming functions for large JSON data sets.

Useful functions when working with JSON.

OLPC JSON canonicalization

A micro-library of stream components for building custom JSON and JSONC processing pipelines with a minimal memory footprint — parse, filter, and transform JSON far larger than available memory with a SAX-inspired token API, on Node.js or Web Streams.

A public domain JSON Schema validator for JavaScript

Safely and quickly serialize JavaScript objects

Builds a logical conjunction (AND) of multiple JSON schemas

A JSON schema validator that will run on Cloudflare workers. Supports drafts 4, 7, 2019-09, and 2020-12.

Utilities for reading JSONObjects (Android) and NSDictionaries (iOS).

Like JSON.stringify, but doesn't blow up on circular refs.

Read a package.json file

Parse partial JSON generated by LLM

Utilities for finding the closest package.json file

JSON viewer component for React focused on performance for large volume input while still providing few customiziation features

Validate JSON

The official JSON schema converter for Valibot

The best of both `JSON.stringify(obj)` and `JSON.stringify(obj, null, indent)`.

Creates Zod types from JSON Schema at runtime

JSON AST parser, tokenizer, printer, traverser.

Encode/decode circular structures for converting to and from JSON.