Streaming JSON.stringify()

fs read and write streams based on minipass

Real-time CLI messaging for AI agents

Hash-anchored read/replace/undo tools for pi-coding-agent. Every line gets a unique 3-char hash (A-Za-z0-9) that stays stable across edits; stale or ambiguous anchors are rejected, never fuzzy-matched. Undo persists across restarts.

Modern, typed, zero-dependency reader for EDF, EDF+, BDF and BDF+ biosignal files. Works in browsers and Node with true random access.

A JSON Schema validator with support for custom keywords, vocabularies, and dialects

A node.js module for parsing form data, especially file uploads.

type definitions for the json-schema specification draft-07

Codemirror 6 extensions that provide full JSONSchema support for `@codemirror/lang-json` and `codemirror-json5`

Interactive Json Viewer, but not only a json viewer

Read a project manifest (called package.json in most cases)

A JSON stream parser

React module of JSON Forms

[](https://github.com/typicode/json-server/actions/workflows/node.js.yml)

Json (=readable) inspired serializer.

Tool for generation samples based on JSON Schema Draft 7

A TypeScript package with latest Schema.org Schema Typings

Thin wrapper around fs.readFile and fs.readFileSync that also strips byte order marks when `utf8` encoding is chosen. Also optionally replaces windows newlines with unix newlines.

A stream based implementation of JSON.parse and JSON.stringify for big POJOs

🐊Putout plugin operates with filesystem