Authorised Economic Operator (AEO) lookup against the European Commission's official EOS aeo-retrieve web service, plus pure offline AEO helpers (ESM, Node >=26). From the OpenDPP Digital Product Passport service.

client for Node.js

Allow parsing of the nullish-coalescing operator

Remove nullish coalescing operator

Compile exponentiation operator to ES5

> UI React component library

deterministic `JSON.stringify()` - a faster version of substack's json-stable-strigify without jsonify

Helper function to build binary assignment operator visitors

deterministic JSON.stringify() with custom sorting to get deterministic hashes from stringified results, with no public domain dependencies

This is the design tokens package for Taco and other consumers of the economic brand. Taco-tokens fetches tokens from Figma and converts them to CSS variables and TypeScript constants.

A starter for creating a TypeScript package.

Turn any collection of objects into its own efficient tree or linked list using Symbol

Deep comparison of 2 instances for should.js

Create a stream that emits events from multiple other streams

Like duplexer but using streams3

Recursive object extending

Federal Reserve Economic Data (FRED) MCP Server - Access all 800,000+ economic time series with search, browse, and data retrieval capabilities

Support for representing 64-bit integers in JavaScript

This is a React component library for TradingView Widgets. TypeScript is fully supported for every component!

Give me a string and I'll tell you if it's a valid npm package license string