freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

📚 Freely available programming books

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

A book series (2 published editions) on the JS language.

web development for the rest of us

Open Source Continuous File Synchronization

The Python micro framework for building web applications.

The Python programming language

The HTML Presentation Framework

simple terminal UI for git commands

JavaScript animation engine

Original Apollo 11 Guidance Computer (AGC) source code for the command and lunar modules.

⚡ Delightful Node.js packages and resources

The Cloud Native Application Proxy

The Progressive Web Framework.

🚀🤖 Crawl4AI: Open-source LLM Friendly Web Crawler & Scraper. Don't be shy, join here: https://discord.gg/jP8KfhDhyN

A black hole for Internet advertisements

Prettier is an opinionated code formatter.

Based on a true story

JSON for Modern C++

The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data.

An ultra-simplified explanation to design patterns

Curated List of React Components & Libraries.

Meteor, the JavaScript App Platform

🐠 Babel is a compiler for writing next generation JavaScript.

Most modern mobile touch slider with hardware accelerated transitions

The 1.x line is frozen - features and bugfixes now happen on https://github.com/yarnpkg/berry

⚛️ Fast 3kB React alternative with the same modern API. Components & Virtual DOM.

A curated list of engineering blogs

🐢 A collection of awesome browser-side JavaScript libraries, resources and shiny things.