Coding toolkit

Mimo provides an engaging, interactive platform for learning coding and programming skills, empowering users to become creators in technology.

Explore, learn, and share SQL queries in our free online SQL playground. Support for MySQL, PostgreSQL, and SQL Server, perfect for testing and enhancing your SQL skills.

An extremely fast Python linter and code formatter, written in Rust.

Download any GitHub directory or folder quickly and easily without cloning the entire repository.

Follow Firefox trains and major milestones easily!

Sweep is an AI code assistant that turns GitHub issues into GitHub pull requests.

Project linter to find unused files, dependencies and exports in JavaScript and TypeScript projects

❤️ JavaScript/TypeScript linter (ESLint wrapper) with great defaults - xojs/xo: ❤️ JavaScript/TypeScript linter (ESLint wrapper) with great defaults

Display target browsers from a Browserslist config

Blitz picks up where Next.js leaves off, providing battle-tested libraries and conventions for shipping and scaling world wide applications.

Create GitHub Directory Download Link

Improve how you architect webapps Patterns.dev is a free book on design patterns and component patterns for building powerful web apps with...

Electron Forge is a complete tool for creating, publishing, and installing modern Electron applications.

Code House is the all in one storehouse for developer cheatsheets. Code House is made up of 300+ curated cheatsheets from 230+ sources. Filter by categories, or source, sort by time or popularity, dark mode, bookmark cheatsheets, add new cheatsheets, request feature, and much more features, make the app amazing!

Style once, use everywhere. A build system for creating cross-platform styles.

A pluggable and configurable linter tool for identifying and reporting on patterns in JavaScript. Maintain your code quality with ease.

Create GitHub Directory Download Link

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

The web’s most popular front-end template which helps you build fast, robust, and adaptable web apps or sites.

Learn how to design awesome UIs by yourself using specific tactics explained from a developer's point-of-view.

New! JavaScript and jQuery plugin to automatically add next pages.

Volta: Start your engines.