Bookmarks · dev tools

Twitter Card Validator - TweetPik

Validate how your website looks like when it is shared in a tweet.

PM2

PM2 is an advanced production process manager for Node.js applications with built-in load balancer, zero-downtime reload, startup scripts, monitoring, and microservice management features.

Internet Speed Test - Measure Network Performance | Cloudflare

Test your Internet connection. Check your network performance with our Internet speed test. Powered by Cloudflare's global edge network.

Site speed audit for hey.car

This is an interactive site speed report for hey.car. It shows Core Web Vitals across different devices and locations using the data from Chrome UX Report.

Free Website Speed Test | Testing And Monitoring

Measure the speed and Core Web Vitals of your website. Find out how to make your website load faster and rank well in Google.

CSS Analytics - Project Wallace

The best CSS Analyzer on the web. Check your CSS complexity, specificity, performance, design tokens and much more.

Node Modules Inspector

Visualize your node_modules, inspect dependencies, and more.

Transform

A polyglot web converter that's going to save you a lot of time.

Bundlephobia | Size of npm dependencies

Bundlephobia helps you find the performance impact of npm packages. Find the size of any javascript package and its effect on your frontend bundle.

PageSpeed Insights

EditorConfig

EditorConfig is a file format and collection of text editor plugins for maintaining consistent coding styles between different editors and IDEs.

typicode/husky: Git hooks made easy 🐶 woof!

Git hooks made easy 🐶 woof!

CodePen

An online code editor, learning environment, and community for front-end web development using HTML, CSS and JavaScript code snippets, projects, and web applications.

Recent

CodeSandbox is an online editor tailored for web applications.

regex101: build, test, and debug regex

Regular expression tester with syntax highlighting, explanation, cheat sheet for PHP/PCRE, Python, GO, JavaScript, Java, C#/.NET, Rust.

RegExr: Learn, Build, & Test RegEx

RegExr is an online tool to learn, build, & test Regular Expressions (RegEx / RegExp).

browserslist/browserslist: 🦔 Share target browsers between different front-end tools, like Autoprefixer, Stylelint and babel-preset-env

🦔 Share target browsers between different front-end tools, like Autoprefixer, Stylelint and babel-preset-env - browserslist/browserslist

Can I use... Support tables for HTML5, CSS3, etc

Analyse your HTTP response headers

Quickly and easily assess the security of your HTTP response headers

Iframely URL Debugger - Open Graph, Twitter Cards, oEmbed

Check your URL against Open Graph, Twitter Cards, oEmbed specs. See what other apps see.

Mock Service Worker

API mocking library for browser and Node.js

Bun — A fast all-in-one JavaScript runtime

A fast all-in-one JavaScript runtime and toolkit

tsup

bundle typescript library with ease

Rollup

The JavaScript module bundler

esbuild - An extremely fast bundler for the web

unjs/unbuild: 📦 A unified JavaScript build system

📦 A unified JavaScript build system

Jest

Mocha - the fun, simple, flexible JavaScript test framework

Testing Frameworks for Javascript | Write, Run, Debug | Cypress

Simplify front-end testing with Cypress' open-source app. Explore our versatile testing frameworks for browser-based applications and components.

Testing Library | Testing Library

Simple and complete testing utilities that encourage good testing practices

Introduction | Turborepo

Welcome to the Turborepo documentation!

Nx: Smart Repos · Fast Builds

Get to green PRs in half the time. Nx optimizes your builds, scales your CI, and fixes failed PRs. Built for developers and AI agents.

Home | Stylelint

npm version

romkatv/powerlevel10k: A Zsh theme

A Zsh theme

junegunn/fzf: :cherry_blossom: A command-line fuzzy finder

:cherry_blossom: A command-line fuzzy finder

sharkdp/bat

A cat(1) clone with wings

ajeetdsouza/zoxide

A smarter cd command. Supports all major shells

Schniz/fnm: 🚀 Fast and simple Node.js version manager, built in Rust

🚀 Fast and simple Node.js version manager, built in Rust - Schniz/fnm

Starship

Starship is the minimal, blazing fast, and extremely customizable prompt for any shell! Shows the information you need, while staying sleek and minimal. Quick installation available for Bash, Fish, ZSH, Ion, Tcsh, Elvish, Nu, Xonsh, Cmd, and Powershell.

Hyper™

A terminal built on web technologies

oh my zsh

Oh My Zsh is a popular open-source Zsh configuration framework loved by developers worldwide. It includes 300+ plugins, themes, and tweaks to supercharge your terminal experience.

Zed — The editor for what's next

Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

Visual Studio: IDE y editor de código para el desarrollo de software

Any Developer, Any App, Any Platform

IntelliJ IDEA

IntelliJ IDEA is the JetBrains IDE for pro development in Java and Kotlin. Built for your comfort, it unlocks productivity, ensures quality code, supports cutting-edge tech, and protects your privacy.

WebStorm

Make development more productive and enjoyable with WebStorm, the IDE for JavaScript and related technologies.

Download Android Studio & App Tools - Android Developers

Android Studio provides app builders with an integrated development environment (IDE) optimized for Android apps. Download Android Studio today.

Xcode - Apple Developer

Xcode includes everything you need to develop, test, and distribute apps across all Apple platforms.

Developer Tools & IDE | The Eclipse Foundation

Our community is innovating on the next generation of cloud native developer tools, including the Eclipse IDE which is the leading open platform for …

Abacus.AI - ChatLLM Teams

One AI Assistant To Rule Them All. Use One AI Assistant To Access All The SOTA LLMs

Visual Studio Code

Visual Studio Code redefines AI-powered coding with GitHub Copilot for building and debugging modern web and cloud applications. Visual Studio Code is free and available on your favorite platform - Linux, macOS, and Windows.