JavaScript Libraries and Tools Page 15 of 19

Translation management for developers who code. CLI-first, AI-powered translation management. Stop paying enterprise prices for simple workflows.

SearchTap.io is a search technology that can easily integrate with websites and mobile apps to provide an Amazon-like search experience without writing any code.

Dynamsoft Camera Enhancer is designed to optimize the camera frame acquisition process. It provides camera control and features like Frame Filtering, Auto Zoom, and Enhanced Focus to ensure downstream applications receive only high-quality frames for accurate barcode or text reading.

ProseMirror tries to bridge the gap between editing explicit, unambiguous content like Markdown or XML, and classical WYSIWYG editors.

The script allows you to quickly and enthusiastically read any book. Please take the project to yourself. Thank you for your attention.

Fast and collaborative annotation tool offering precise Bounding Box, Polygon, Circle, Point, and Cuboidal labeling for AI and deep learning applications.

JS-Torch is a Deep Learning JavaScript library built from scratch, to closely follow PyTorch's syntax.

Pretext is a tiny (15KB gzipped) zero-dependency TypeScript library that handles text layout, measurement, and rendering entirely outside the DOM. Created by Cheng Lou (React core team, Reason, Midjourney), it delivers up to 500x faster performance than traditional DOM...

EstyJS is an emulator for the Atari ST, written in 100% pure JavaScript, originally developed by Darren Coles. Since 2024 and the release of EstyJS 2.0, the project is maintained by Kai Eckert. The source code is available on GitHub.

World's Fastest Rendering Data Visualization Controls for Building Stunning Apps.

Open-source CLI that measures brand visibility across ChatGPT, Claude, Gemini and Perplexity, then exports a 30-day AEO action plan.

Some weird but useful JavaScript text animations.

Realize new solutions through the transparence of JSON documents-chains, cryptography, and peer-to-peer networks.

A lightweight inline rich text editor designed for applications where users edit content directly on the page.

Visimer brings “what you see is what you get” editability to Mermaid diagrams. Rename labels, change shapes, add new nodes, etc. by live editing the rendered diagram.

It is an application that can read the subtitles files and play them without the video. It could be useful to watch streaming videos which would not have subtitles.

A browser for AI agents that returns a compact, structured snapshot of a page instead of raw HTML. Playwright's MCP server sends about 242,000 characters to describe one Wikipedia page; thinbrowser sends about 3,900 — roughly 44x smaller across five live pages, and faster...

Frutjam is a free, open-source component library for Tailwind CSS v4. It ships 65+ production-ready UI components — buttons, modals, drawers, accordions, tables, forms and more — that work with pure HTML and CSS, with no JavaScript framework or runtime.

7Calc is an programmer's expression calculator. It is the spiritual successor to the original 'supercalc'. 7Calc is designed as a Windows 7 Desktop Gadget, and is written in Javascript/HTML.

Rstest is a testing framework powered by Rspack. It delivers comprehensive, first-class support for the Rspack ecosystem, enabling seamless integration into existing Rspack-based projects.

Next-gen, Pusher-compatible, open-source WebSockets server. Simple, fast, and resilient.

Wakaru turns production JavaScript back into readable code. It splits bundles from webpack, esbuild, Browserify, Metro, and other bundlers into separate modules, then reverses minifier and transpiler output. Comma chains and !

NextAuth.js is a complete open-source authentication solution for Next.js applications. It is designed from the ground up to support Next.js and Serverless.

faces.js is a JavaScript library that generates and displays cartoon faces, somewhat reminiscent of how the Nintendo Wii generates random Miis. Faces are drawn as scalable vector graphics (SVG). Each face can also be represented by a small JavaScript object, which allows you to...

Micro-dash offers a subset of the functionality found in Lodash, with drastically reduced bundle size.