A tiny javascript type testing tool
Number, money and currency formatting library.
Tiny DOM-element-creation utility
iModels API client wrapper for applications that manage iModels.
Insert array element values into a format string and print the result.
Determine an app's root path from anywhere inside the app
text extraction from yfm syntax into xliff format
Pure-JS CRC-32
Cookies, optionally signed using Keygrip.
Low footprint ECMAScript source code parser
Smallest/simplest possible means of using btoa with both Node and browserify
A library to create readable "multipart/form-data" in node and the browser.
Runtime OIDC helpers intended for use with Vercel Functions
Bindings to native Mac/Linux/Windows password APIs
(Deprecated: use apg-js instead.) An ABNF Parser Generator - generates recursive-descent parsers from grammars written in a superset of Augmented Backus-Naur Form (ABNF)
Generates a hash for an installed npm package, useful for salting caches
Local proxy server that converts any Chat Completions / Anthropic Messages API into OpenAI Responses API so Codex and Claude Code can use any LLM.
parse the .git/config file into a useful data structure
Easily build binaries
Displays a beginner-friendly message telling your user to upgrade their version of Node
mjml-body
a hierarchical tree component for React written in Typescript
String interface for linkifyjs
TypeScript definitions for base64-url