Sumit Saha    In this handbook, you’re going to dive into something really exciting: Git and GitHub. To start, let’s clear one thing up: Git and GitHub are not the same thing. In short, Git is the tool that runs on your own computer and keeps track of changes in y...

Tapas Adhikary    Have you ever clicked a Like icon on a social media app and noticed the count jumps instantly? The colour of the icon changes at the same time, even before the server finishes the action. Now imagine you hit the same Like button, but it takes its swe...

Beau Carnes    Today Quincy Larson interviews Jason Lengstorf. He’s a college dropout who taught himself programming while building websites for his emo band. 22 years later he’s worked as a developer at IBM, Netlify, run his own dev consultancy, and he now runs Co...

Beau Carnes    n8n is an open-source, visual workflow automation tool that lets you connect applications, APIs, and AI models to build complex, intelligent automations. We just posted a course on the freeCodeCamp.org YouTube channel that will be your guide to maste...

Bala Priya C    If you’ve ever worked with configuration files, Docker Compose, Kubernetes, or CI CD pipelines, you’ve probably used YAML. It’s everywhere in modern development, and for good reason: it’s human-readable, simple, and powerful. In this guide, you’ll le...

Sara Jadhav    In this article, I’ll give you a beginner-friendly introduction to the Polars library in Python. Polars is an open-source library, originally written in Rust, which makes data wrangling easier in Python. The syntax of Polars is very similar to Pandas...

Arunachalam B    Web development is always evolving, and sometimes those changes happen a bit under the hood. One such change involved the shift to React Server Components (RSC). If you’re a NextJS or React developer, especially using the App Router, understanding th...

Nielda Karla    The freeCodeCamp community just published our new A2 English for Developers certification. You can now sit for the exam to earn the free verified certification, which you can add to your résumé, CV, or LinkedIn profile. How Does the A2 English for D...

Beau Carnes    Learn about the complete neural machine translation journey. We just posted a course on the freeCodeCamp.org YouTube channel that is a comprehensive journey through the evolution of sequence models and neural machine translation (NMT). It blends hist...

Beau Carnes    Learn to build AI agents with Langbase. We just posted a course on the freeCodeCamp.org YouTube channel that will teach you how to create context-engineered agents that use memory and AI primitives to take action and deliver accurate, production-read...