Fast JSON parsing for large files in React Native, powered by simdjson (C++ SIMD acceleration) via Nitro Modules

Better JSON parsing and manipulation in TypeScript.

Typed JSON parsing and serializing for TypeScript that preserves type information, using decorators. Parse JSON into actual class instances.

Basic helper functions for HTTP requests, file system, logging, JSON parsing and other basics of a web app.

A set of efficient utilities that extend the use of JSON (streaming, estimate size, NDJSON/JSONL, etc.)

High-performance, zero-dependency utility package for safe JSON parsing, serialization, diffing, formatting, minifying, validating, flattening, and path operations in Node.js and browsers.

Read and parse a JSON file

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

Streaming JSON parsing and stringification for JavaScript/TypeScript

MCP server for TOML/YAML/JSON parsing and conversion. Round-trip configs across the three formats.

Streaming LLM output toolkit: SSE parsing plus tolerant partial-JSON parsing, emitting typed object snapshots as tokens arrive. Zero deps.

Allow parsing of the U+2028 LINE SEPARATOR and U+2029 PARAGRAPH SEPARATOR in JS strings

A lightweight Server-Sent Events (SSE) client built on Axios with auto-reconnect, JSON parsing, and full streaming control.

Composable JSON parsing library with nice TypeScript support

Parse incomplete json text in best-effort manner

JSON for Humans

Json parsing and patching tools

A tiny type-safe fetch wrapper for destructured { data, error } results, with automatic JSON parsing, custom parsers, and no try/catch.

A simple Node.js library for JSON parsing and text formatting

JSON.parse with bigints support