#javascript

Constraint-driven runtime for TypeScript. Declare requirements, let the runtime resolve them.

ES6 spec-compliant Function.prototype.name sham.

ES5 spec-compliant shim for String.prototype.trim

React notification made easy 🚀 !

Asciidoctor.js extension to add emoji in your document!

Encoding living standard implementation for the Sobek WebAPI

⚠️ Show a message about a js error in any browser

Multi-tenant documentation publishing platform — turn one shared template catalog into many branded, zero-dependency static documentation sites.

EDN parser and generator that works with plain JS data, with support for TS and node streams

Create and parse HTTP Content-Type header

HTTP status utility

Validator from JavaScript to TypeScript

Hugo module to render flowchart.js diagrams with declarative syntax, client-side execution, and lightweight workflow rendering.

Manage environment variables from dotenv files across multiple environments. Supports async/CLI operations, dynamic variables, custom CLI creation & more!

Zero-config query logging for Knex. Tiny by default, flexible when needed.

ECMAScript "ToPrimitive" algorithm. Provides ES5 and ES6/ES2015 versions.

A Rollup plugin for minifying JavaScript bundles using Terser.

BladewindUI is a collection of elegant Laravel blade-based UI components spiced with TailwindCSS and Javascript.

One agent SDK, hand-ported to 7 languages — JavaScript, Python, Go, Java, C#, Elixir, Clojure — every port held to the same spec by a CI-enforced cross-port conformance suite, all seven at full tier. MCP · skills · native · HTTP · built-in · A2A tools behind one interface. Docs: https://muthuishere.github.io/toolnexus/

Dependency-free, tree-shakeable rich text / WYSIWYG editor for the web (17 KB). Framework-agnostic — React, Vue, Svelte, or static pages.

Signed and unsigned cookies based on Keygrip

Diva, short for “Dependency Injection Value,” is a lightweight and type-safe DI library designed for TypeScript.

markdown processor powered by plugins part of the @unifiedjs collective

Get and set dot-notated properties within an object.

Detect the file type of a file, stream, or data

WebSocket emulation - Node.js server

Easily embed interactive maps in your Symfony application

Chrome/Firefox DevTools extension for debugging Alpine.js applications.

A crate which generates bindings for the postcard binary format for other languages than Rust.

🐙 Simple and complete DOM testing utilities that encourage good testing practices.