#esm

A typescript-go toolchain, with evidence graph

Type-safe deep link generator for protocol-based apps, enabling one-click launch, install, and configuration for tools like Cursor and Cherry Studio.

Modern ESM Layer Library for Web Popups and Dialogs

Resolve the "imports" field in package.json, per the Node.js subpath imports algorithm

Front AWS S3 with a web server that you control

Official Javascript Client for Ipregistry: a Non-Intrusive Solution for IP Geolocation and Threat Data.

The fastest collection of unique IDs for TypeScript, with an ergonomic API an binary (de)serialization support

Fast, zero-dependency SemVer for ESM and TypeScript, with functional, tree-shakeable APIs.

Locate files with glob patterns and read & write them by format: JSON, YAML, conf, text, and TS/JS modules via a pluggable format registry.

Middleware and a scalar Upload to add support for GraphQL multipart requests (file uploads via queries and mutations) to various Node.js GraphQL servers.

📖 Stamat's Book of JavaScript Spells

TAP-inspired unit test library for Node, Deno, Bun, and browsers. ES modules, TypeScript, zero dependencies.

A powerful Model Context Protocol (MCP) server that revolutionizes NPM package analysis through AI.

facilitates the creation and use of business objects whose data requires persistent storage to a database

Gulp plugin for running Stylelint results through various reporters.

Lucid CMS helps teams build and manage structured content with flexible TypeScript configuration, polished publishing workflows, and deep extensibility.

AST Transpiler that converts Typescript into different languages (PHP, Python, C#, Go, Java, Rust and C++)

One unified email API across 18 providers (SMTP, Resend, SES, Postmark, SendGrid, Mailgun, …). Zero deps, RFC 8058 + DKIM ready, edge-first, strict TypeScript.

🐒 Bundler-free build tool for TypeScript libraries. Powered by tsc.

A terminating Apollo Link for Apollo Client that fetches a GraphQL multipart request if the GraphQL variables contain files (by default FileList, File, or Blob instances), or else fetches a regular GraphQL POST or GET request (depending on the config and GraphQL operation).

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data science in JavaScript, part of the tangent scientific computing suite

🧰 Shared configurations and utilities for @ApiTreeCZ projects

Analysis bundle cost for each export of a package