JavaScript Libraries and Tools Page 17 of 18

A lightweight and simple reader for ZIP archives containing Markdown and HTML files, designed as a modern and portable help file viewer.

SpicyCamCast is a lightweight JavaScript library for effortless camera and screencast integration.

A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript.

The embedded language tooling framework.

Roland's classic TR-808 drum machine recreated with HTML5.

JavaScript library to simplify creation and manipulation of sounds with the Web Audio API.

Peer-to-peer file-sharing in Javascript with Node.js and Socket.io.

High-performance Markdown and MDX processing for the JavaScript ecosystem.

Eta is a lightweight, embedded, pluggable, and super-fast JS template engine. Developed as an alternative to EJS, Eta is more lightweight, faster, and solves several parsing problems (like closing delimiters inside strings, multi-line comments, and left whitespace trimming) with...

React Email is a next-generation collection of unstyled components for creating beautiful emails using React, Tailwind, and TypeScript.

Modular, design-conscious color picker widget for JavaScript - with support for a bunch of color formats.

WAD is a Javascript library for manipulating audio using the new HTML5 Web Audio API. It greatly simplifies the process of creating, playing, and manipulating audio, either for real-time playback, or at scheduled intervals.

An open-source library for browser plugin and Flutter app developers to monetize their products through consensual bandwidth sharing.

Terminal-native browser testing for developers and AI agents. Describe a flow in plain English — Kane CLI runs it in real Chrome, verifies every step, returns pass or fail.

It is a cross Project for dev-Common structures, listing all final structures of any common good application .

Claudraband wraps the official Claude Code TUI in a controlled terminal so you can keep sessions alive, resume them later, answer pending prompts, expose them through a daemon, or drive them through ACP.

A lightweight syntax highlighter written in JavaScript.

ExtensionPay is an open-source API to accept payments for browser extensions. It supports:

Capstart is the most complete and carefully curated collection of UI components built for CapacitorJS. Whether you're targeting iOS, Android or the web, you'll find production-ready components that feel native on every platform.

Chat with Codebuff to edit your codebase. It's a coding agent that can iterate and run terminal commands, just like a real engineer! We are going up-market from Cursor, starting at a $49/mo price point.

Speechly's tools help software development teams improve their products by removing friction and improving user experience in the touch screen experience by bringing in the voice modality.

It displays transactions which include addresses that have human readable characters in them. In addition, the service offers a functionality to encode arbitrary text as Bitcoin addresses.

Web-based tool for online comic sharing with instant full comic loading, lightweight Vanilla JavaScript build, multiple reader modes, and multilingual user interface.

RequireJS is a JavaScript file and module loader. It is optimized for in-browser use, but it can be used in other JavaScript environments, like Rhino and Node.

Kefir — is a Reactive Programming library for JavaScript inspired by Bacon.js and RxJS, with focus on high performance and low memory usage.