JupyterLab application framework providing the core application class, shell management, plugin system, layout restoration, and routing capabilities.

Foundational classes and utilities for building interactive widgets in Jupyter environments

Create, read and edit .zip files with JavaScript in both browser and Node.js environments

jQuery tree plugin for creating interactive tree components with drag & drop, inline editing, checkboxes, search, and customizable node types

Pure TypeScript/JavaScript streaming implementation of the complete Secure Hash Standard (SHA) family with HMAC support

A lib for generating Style Sheets with JavaScript.

Default preset for JSS with selected plugins for comprehensive CSS-in-JS functionality

JSS plugin that adds default custom unit to numeric values where needed

A pure JavaScript QR code reading library that processes raw images to locate, extract and parse QR codes.

Generate PDF tables with JavaScript (jsPDF plugin)

JSON Web Token implementation for Node.js supporting both symmetric and asymmetric cryptographic algorithms

Query JavaScript objects with JSONPath expressions using a robust and safe JSONPath engine for Node.js.

A fast and easy to use JSON Schema validator for JavaScript and Node.js through draft-07

A comprehensive JSON-LD Processor and API implementation in JavaScript for processing Linked Data in JSON format

A web-based tool to view, edit, format, and validate JSON with multiple editor modes and extensive customization options

JSON diff & patch library with support for objects, arrays, text diffs, and multiple output formats

JSON query and transformation language for extracting, filtering, and transforming JSON data

JSON for humans - a superset of JSON that includes human-readable features like comments, unquoted keys, and trailing commas.

A fast command-line interface tool for working with JSON data, designed as a single-file Node.js script with no external dependencies.

JSON.parse with context information on error