Best JavaScript Tools & Libraries

120 curated JavaScript tools, libraries, and open-source projects — hand-picked and ranked by the community.

release-it

github

🚀 Automate versioning and package publishing

Automation
★ 8,913

theByteBook

github

⭐ 【出版书籍】京东购买链接 https://item.jd.com/14531549.html 深入讲解内核网络、Kubernetes、ServiceMesh、容器等云原生相关技术。经历实践检验的 DevOps、SRE指南。

DevOps
★ 8,523

claude-code-tips

github

45 tips for getting the most out of Claude Code, from basics to advanced - includes a custom status line script, cutting the system prompt in half, using Gemini CLI as Claude Code's minion, and Claude Code running itself in a container. Also includes the dx plugin.

AI Tools
★ 7,940

omni

github

The all-in-one tool to supercharge your productivity ⌨️

Productivity
★ 7,777

web-skills

github

A visual overview of useful skills to learn as a web developer

Design
★ 7,526

opencommit

github

top #1 and most feature rich GPT wrapper for git — generate commit messages with an LLM in 1 sec — works with Claude, GPT and every other provider, supports local Ollama models too

AI Tools
★ 7,312

puppeteer-extra

github

💯 Teach puppeteer new tricks through plugins.

Automation
★ 7,296

cursor-talk-to-figma-mcp

github

TalkToFigma: MCP integration between AI Agent (Cursor, Claude Code) and Figma, allowing Agentic AI to communicate with Figma for reading designs and modifying them programmatically.

AI Tools
★ 6,656

cloudmapper

github

CloudMapper helps you analyze your Amazon Web Services (AWS) environments.

Security
★ 6,281

GameDevMind

github

最全面的游戏开发技术图谱(Game Development Map)。帮助游戏开发者们在已知问题上节省时间,省出更多的精力投入到更有创造性的工作中去。

Frameworks
★ 6,259

Cosmos-Server

github

☁️ The Most Secure and Easy Selfhosted Home Server. Take control of your data and privacy without sacrificing security and stability (Authentication, anti-DDOS, anti-bot)

Security
★ 5,890

udemy-docker-mastery

github

Docker Mastery Udemy course to build, compose, deploy, and manage containers from local development to high-availability in the cloud

DevOps
★ 5,758

cabot

github

Self-hosted, easily-deployable monitoring and alerts service - like a lightweight PagerDuty

DevOps
★ 5,669

server-survival

github

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

Cloud
★ 5,594

miragejs

github

A client-side server to build, test and share your JavaScript app

Testing
★ 5,528

webfunny_monitor

github

【免费社区版】【企业版】Webfunny是一款集全链路监控和埋点系统于一体的大数据分析系统,我们致力于解决线上的疑难杂症和精细化分析业务数据;监控系统面向技术、埋点系统面向业务,两者配合使用,相得益彰。

DevOps
★ 5,296

heynote

github

A dedicated scratchpad for power users

Productivity
★ 5,240

API-mega-list

github

This GitHub repo is a powerhouse collection of APIs you can start using immediately to build everything from simple automations to full-scale applications. One of the most valuable API lists on GitHub—period. 💪

AI Tools
★ 5,113

notion-enhancer

github

An enhancer/customiser for the all-in-one productivity workspace Notion

Productivity
★ 5,023

elasticsearch-HQ

github

Monitoring and Management Web Application for ElasticSearch instances and clusters.

DevOps
★ 5,003

sitespeed.io

github

sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.

Analytics
★ 4,985

reactivesearch

github

Search UI components for React and Vue

Frameworks
★ 4,925

Addon

github

ClearURLs is an add-on based on the new WebExtensions technology and will automatically remove tracking elements from URLs to help protect your privacy.

Security
★ 4,856

franz

github

Franz is a free messaging app for services like WhatsApp, Slack, Messenger and many more.

Productivity
★ 4,683