Best JavaScript Developer Tools

85 curated tools for JavaScript development, ranked by quality score.

61Good

Uptime Kuma

A self-hosted monitoring tool like Uptime Robot

Active83.4kopen-source

🐳🐧🪟

59Fair

Bruno

Open-source API client that stores collections in your Git repo

Active41.2kopen-source

🪟🍎🐧

45Fair

Claude Flow

🌊 The leading agent orchestration platform for Claude. Deploy intelligent multi-agent swarms, coordinate autonomous ...

Active17.3kopen-source

🪟🍎🐧

44Fair

Get Shit Done

A light-weight but powerful meta-prompting, context engineering and spec-driven development system for Claude Code by...

Active22.9kopen-source

🪟🍎🐧

43Fair

Easy Dataset

A powerful tool for creating fine-tuning datasets for LLM

Active13.5kopen-source

🪟🍎🐧

42Fair

Bentopdf

A Privacy First PDF Toolkit

Active11.7kopen-source

🪟🍎🐧

39Emerging

Ackee

Self-hosted, Node.js based analytics tool for those who care about privacy.

Active4.6kopen-source

🪟🍎🐧

39Emerging

Server Survival

Tower defense game that teaches cloud architecture. Build infrastructure, survive traffic, learn scaling.

Active5.4kopen-source

🪟🍎🐧

38Emerging

pdfcraft

PDFCraft is a free, privacy-focused PDF toolkit that runs entirely in your browser. With 90+ professional tools, you ...

Active3.3kopen-source

🪟🍎🐧

38Emerging

Neo

The Application Engine for the AI Era. A multi-threaded, AI-native runtime with a persistent Scene Graph, enabling AI...

Active3.1kopen-source

🪟🍎🐧

37Emerging

HeadlessX

A lightweight, self-hosted headless browser automation platform. Designed as an alternative to Browserless, built for...

Active1.7kopen-source

🪟🍎🐧

37Emerging

Poznote

Poznote is a lightweight, open-source personal note-taking and documentation platform.

Active537open-source

🪟🍎🐧

37Emerging

NoteDiscovery

Your Self-Hosted Knowledge Base

Active2.4kopen-source

🪟🍎🐧

37Emerging

PatchMon

Linux Patch Monitoring Automation Platform

Active2.3kopen-source

🪟🍎🐧

37Emerging

Gpu Hot

🔥 Real-time NVIDIA GPU dashboard

Active1.5kopen-source

🪟🍎🐧

37Emerging

Warracker

🛡️ Warracker is an open source, self-hostable warranty tracker to monitor expirations, store receipts, files. You ow...

Active1.4kopen-source

🪟🍎🐧

37Emerging

Dembrandt

Extract any website’s design system into tokens in seconds: logo, colors, typography, borders & more. One command.

Active1.4kopen-source

🪟🍎🐧

37Emerging

Linux Wasm

WebAssembly (Wasm) arch support for the Linux kernel

Active1.1kopen-source

🪟🍎🐧

37Emerging

QuantDinger

Local-First Open-Source AI Quant Trading Platform. TradingView + QuantConnect alternative, self-hosted.

Active795open-source

🪟🍎🐧

37Emerging

FileRise

🗂️ FileRise – lightweight, self-hosted file manager with granular ACLs, shared uploads, encrypted folders, WebDAV & ...

Active900open-source

🪟🍎🐧

37Emerging

Journiv App

Journiv - Self hosted private journaling app

Active944open-source

🪟🍎🐧

36Emerging

Start Page V3

Highly customizable startpage for your browser.

Active203open-source

🪟🍎🐧

36Emerging

spameater

Secure temporary email service with auto-deletion. ModSecurity WAF protected.

Active181open-source

🪟🍎🐧

36Emerging

HackerBook

Hacker Book - COMMUNITY, ALL THE HN ARE BELONG TO YOU. An unkillable, static offline archive of all of Hacker News.

Active187open-source

🪟🍎🐧

36Emerging

UptimeKit CLI

A modern, cross‑platform CLI to monitor websites and APIs.

Active264open-source

🪟🍎🐧

35Emerging

paperless-ai

An automated document analyzer for Paperless-ngx using OpenAI API, Ollama, Deepseek-r1, Azure and all OpenAI API comp...

Active5.3kopen-source

🪟🍎🐧

35Emerging

Calibre Web Automated

Calibre-Web but Automated and with tons of New Features! Fully automate and simplify your eBook set up!

Active4.9kopen-source

🪟🍎🐧

34Emerging

antigravity-claude-proxy

Proxy that exposes Antigravity provided claude / gemini models, so we can use them in Claude Code and OpenClaw (Clawd...

Active3.0kopen-source

🪟🍎🐧

34Emerging

Claude Hud

A Claude Code plugin that shows what's happening - context usage, active tools, running agents, and todo progress

Active3.9kopen-source

🪟🍎🐧

33Emerging

ralph-wiggum-marketer

A Claude Code Plugin that provides an autonomous AI copywriter.

Active675open-source

🪟🍎🐧

33Emerging

LockScreen-Calendar-ShortCut

Shortcut to display year calendar with events on the lock screen wallpaper for iPhones

Active196open-source

🪟🍎🐧

33Emerging

Keyer

Firmware & goodies for making a KEYER (one-handed chorded keyboard).

Active389open-source

🪟🍎🐧

33Emerging

Agent Commands

These are commands I use with agents, mostly Claude

Active1.4kopen-source

🪟🍎🐧

33Emerging

Maxheadbox

Tiny truly local voice-activated LLM Agent that runs on a Raspberry Pi

Active317open-source

🪟🍎🐧

30Emerging

Smart Excalidraw Next

A smart, powerful, and beautiful excalidraw drawing tool.Draw Professional Charts with Natural Language

Slowing2.9kopen-source

🪟🍎🐧

29Emerging

cert-inspector

🔒 Web tool to inspect SSL certificates and DNS for all domains in a webpage's request tree. Captures full network fo...

Active208open-source

🪟🍎🐧

29Emerging

Hypermind

The High-Availability Solution to a Problem That Doesn't Exist.

Slowing781open-source

🪟🍎🐧

29Emerging

Chatery_whatsapp

A powerful WhatsApp API backend built with Express.js and Baileys library. Supports multi-session management, real-ti...

Active164open-source

🪟🍎🐧

29Emerging

Workout_challenge

No matter if a healthy close your rings competition with friends or a September steps challenge with work colleagues,...

Active141open-source

🪟🍎🐧

29Emerging

SC Binding Utility

A desktop application for managing joystick, keyboard, and mouse key bindings for Star Citizen outside of the game. B...

Active83open-source

🪟🍎🐧

29Emerging

Appscreen

Create screenshots for the iOS App Store

Active1.4kopen-source

🪟🍎🐧

29Emerging

Nodecast Tv

A self-hosted web application that lets you stream Live TV, Movies, and Series from your Xtream Codes or M3U provider...

Active1.0kopen-source

🪟🍎🐧

29Emerging

Smaug

Archive your Twitter/X bookmarks to markdown. Automatically. Like a dragon hoarding treasure, Smaug collects the val...

Active747open-source

🪟🍎🐧

29Emerging

Whatsthat

a brutally honest whatsapp web analyzer

Active233open-source

🪟🍎🐧

28Emerging

webgl-crt-shader

Tweakable CRT shader for web canvas

Slowing141open-source

🪟🍎🐧

28Emerging

E2ecp

End-to-end encrypted copy file tool

Slowing482open-source

🪟🍎🐧

28Emerging

Picknplace.js

A proof of concept of a viable drag and drop alternative

Slowing445open-source

🪟🍎🐧

28Emerging

Markdrop

Markdrop - A powerful visual markdown editor and builder. Create beautiful README files, documentation, and markdown ...

Slowing273open-source

🪟🍎🐧

28Emerging

Person Tracker Card

Advanced person tracking card for Home Assistant with visual editor

Slowing109open-source

🪟🍎🐧

28Emerging

Folder.zone

Share end-to-end encrypted folders live

Slowing85open-source

🪟🍎🐧

28Emerging

AiTranslator Extension

A powerful browser extension that provides instant AI-powered translation for any text on the web. Simply select text...

Slowing54open-source

🪟🍎🐧

28Emerging

Palaeograph

Paleograph is a browser-based 3D viewer built for archaeologists who need to explore tabular measurement datasets.

Slowing52open-source

🪟🍎🐧

28Emerging

Straight To Video

Browser-based, hardware-accelerated video upload optimization

Slowing63open-source

🪟🍎🐧

28Emerging

Ultimate Linux

The Ultimate Linux micro distribution written in JavaScript! A very functional minimal userspace for Linux written in...

Slowing292open-source

🪟🍎🐧

27Emerging

claude-code-showcase

Comprehensive Claude Code project configuration example with hooks, skills, agents, commands, and GitHub Actions work...

Slowing5.4kopen-source

🪟🍎🐧

26Emerging

Ai Agents From Scratch

Demystify AI agents by building them yourself. Local LLMs, no black boxes, real understanding of function calling, me...

Slowing3.2kopen-source

🪟🍎🐧

25Emerging

Dogalog

livecoding prolog style

Slowing170open-source

🪟🍎🐧

25Emerging

Insidebar Ai

A browser extension for Chrome/Edge

Slowing220open-source

🪟🍎🐧

25Emerging

Chrome2nas M3u8

A lightweight browser-to-NAS pipeline for capturing and downloading web videos. It integrates a Chrome Extension with...

Slowing1.1kopen-source

🪟🍎🐧

25Emerging

claude-code-config

My personal Claude Code configuration - rules, hooks, agents, skills, and commands

Slowing951open-source

🪟🍎🐧

25Emerging

System Design Visualizer

An interactive tool that transforms static system design diagrams into explorable, interactive visualizations using AI.

Slowing565open-source

🪟🍎🐧

25Emerging

stonks-dashboard

A cyberpunk-style, real-time financial monitor that runs directly in the terminal. It visualizes cryptocurrency and s...

Slowing170open-source

🪟🍎🐧

25Emerging

Justjshtml

JavaScript port of EmilStenstrom/justhtml

Slowing166open-source

🪟🍎🐧

25Emerging

Stepifi

Slowing175open-source

🪟🍎🐧

25Emerging

Scroll

chrome extension for better LLM chat navigation

Slowing187open-source

🪟🍎🐧

25Emerging

Familycall

Self-hosted приложение для видео и аудиозвонков для своей семьи в виде одного бинарника

Slowing189open-source

🪟🍎🐧

25Emerging

ZeroPulse

🔒 Modern C2 Platform with Cloudflare Tunnel Integration | WinRM & SSH Remote Management | Real-time Terminal & Remot...

Slowing126open-source

🪟🍎🐧

25Emerging

Z Image Turbo

A professional web interface for the Tongyi-MAI Z-Image-Turbo model — lightning-fast text-to-image generation with 6B...

Slowing112open-source

🪟🍎🐧

25Emerging

Rep

rep+ — Burp-style HTTP Repeater for Chrome DevTools with built‑in AI to explain requests and suggest attacks

Slowing1.5kopen-source

🪟🍎🐧

25Emerging

Playwright Skill

Claude Code Skill for browser automation with Playwright. Model-invoked - Claude autonomously writes and executes cus...

Slowing1.8kopen-source

🪟🍎🐧

25Emerging

Deepseek Ocr Client

A real-time Electron-based desktop GUI for DeepSeek-OCR

Slowing747open-source

🪟🍎🐧

25Emerging

StoryGen Atelier

AI-assisted storyboard and video generation tool. Uses Gemini for generating storyboard text and frames, Vertex AI Ve...

Slowing638open-source

🪟🍎🐧

25Emerging

React Glass Keep

Glass Keep is Keep Notes alternative using Glass design. Made in React + Tailwind

Slowing534open-source

🪟🍎🐧

25Emerging

ThinkDashboard

A lightweight, self-hosted bookmark dashboard with keyboard shortcuts.

Slowing306open-source

🪟🍎🐧

25Emerging

Clipmd

Convert clipboard from HTML to MD

Slowing217open-source

🪟🍎🐧

19Emerging

Disable Cloudflare Cli

CLI to disable Cloudflare without having to access Cloudflare Dashboard

Slowing141open-source

🪟🍎🐧

19Emerging

Jerm Cad

A YAML-powered, vibe-coded, browser-based CAD software

Slowing103open-source

🪟🍎🐧

19Emerging

Ida Cyberchef

A Qt-based CyberChef interface designed for malware analysis workflows, particularly in IDA Pro

Slowing97open-source

🪟🍎🐧

19Emerging

Chunk Data

Split buffers and streams into smaller chunks

Slowing69open-source

🪟🍎🐧

19Emerging

Reftek

Reftek: Interactive Refsheet System

Slowing53open-source

🪟🍎🐧

19Emerging

TweetsAgainstHumanity

Extension/Userscript to turn Twitter into a deck-building roguelike

Slowing79open-source

🪟🍎🐧

19Emerging

Deepseek_ocr_app

A quick vibe coded app for deepseek OCR

Slowing1.7kopen-source

🪟🍎🐧

19Emerging

Dockpeek

Easily access your Docker container web interfaces and keep them up to date — across all your hosts.

Slowing1.7kopen-source

🪟🍎🐧

19Emerging

Hestia Core

A grid-based, modular dashboard built entirely from HTML, CSS, and JS with the ability to create your custom API inte...

Slowing650open-source

🪟🍎🐧

17Emerging

Seedbox Lite

A light-weight torrent media center at one place.

Stale4.5kopen-source

🪟🍎🐧

Best JavaScript Tools by Category

Developer Productivity (45)AI Coding (17)DevOps & Infrastructure (9)Media & Design (6)Self-Hosted (3)