#javascript

Fast, zero-dependency, TypeScript-first Excel (.xlsx) reader for Node, Deno, Bun, and the browser.

Official MailSlurp Client

regexpu’s core functionality, i.e. `rewritePattern(pattern, flag, options)`, which enables rewriting regular expressions that make use of the ES6 `u` flag into equivalent ES5-compatible regular expression patterns.

local-first security analysis for TypeScript & JavaScript

Interactive wafer map visualization and yield analysis for semiconductor test data. Rendering, spatial statistics, failure clustering, lot-level trends, and reticle analysis — pure ES modules, no dependencies.

*.mdx/*.mdd interpreter js implements, support mdict index file

Material Design 3(Material You) UI components using Web Components.

Alexandrite Software Libraries for JavaScript (asljs) provides essential utilities and functions to enhance everyday JavaScript development.

React components for Leaflet maps

Node.js bindings for LIEF, a library to parse and manipulate ELF, PE, and Mach-O executables.

A standalone, isolated, plug-in PDF viewer based on the built-in PDF.js viewer in Firefox

The free and privacy-friendly screen recorder with no limits 🎥

WebGL protein viewer

JavaScript-style concurrency for Go — Promises, async/await, and combinators over goroutines and context.

An ESnext spec-compliant `Array.prototype.flat` shim/polyfill/replacement that works as far down as ES3.

An ESnext spec-compliant `Array.prototype.flatMap` shim/polyfill/replacement that works as far down as ES3.

React component for Froala WYSIWYG HTML Rich Text Editor.

Readable streamx interface over anymatch.

A JS/TS runtime with soundness-gated AOT native compilation.

Is this an ES BigInt value?

Is this value a JS Boolean? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

A simple cache for a few of the JS Error constructors.

ES spec-like internal slots.

Tiny JavaScript tokenizer.

Create a new top-notch astro boilerplate to kick of your next high-speed website. LLM-friendly.

Symfony polyfill backporting some PHP 8.5+ features to lower PHP versions

A comprehensive internationalization management toolkit for JavaScript/TypeScript projects. This system helps you initialize, analyze, validate, and maintain translations across multiple languages with visual reports and automated workflows.

🎨 Modern, modular, small modest CSS component framework built on top of TailwindCSS

An arbitrary-precision Decimal type for JavaScript

jshunter is a command-line tool designed for analyzing JavaScript files and extracting endpoints. This tool specializes in identifying sensitive data, such as API endpoints and potential security vulnerabilities, making it an essential resource for and bug bounty hunters and security researchers.