Master programming by recreating your favorite technologies from scratch.

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

😎 Awesome lists about all kinds of interesting topics

📚 Freely available programming books

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

A complete computer science study plan to become a software engineer.

Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.

Repo for counting stars and contributing. Press F to pay respect to glorious developers.

An opinionated list of awesome Python frameworks, libraries, software and resources.

A list of Free Software network services and web applications which can be hosted on your own servers

The library for web and native user interfaces.

All Algorithms implemented in Python

This is the repo for Vue 2. For Vue 3, go to https://github.com/vuejs/core

Linux kernel source tree

🎓 Path to a free self-taught education in Computer Science!

📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

A collection of inspiring lists, manuals, cheatsheets, blogs, hacks, one-liners, cli/web tools and more.

An Open Source Machine Learning Framework for Everyone

🙃 A delightful community-driven (with 2,400+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python…

Visual Studio Code

The most popular HTML, CSS, and JavaScript framework for developing responsive, mobile first projects on the web.

A collection of useful .gitignore templates

Master the command line, in one page

Stable Diffusion web UI

A curated list of awesome Go frameworks, libraries and software

Get up and running with OpenAI gpt-oss, DeepSeek-R1, Gemma 3 and other models.

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

🤗 Transformers: the model-definition framework for state-of-the-art machine learning models in text, vision, audio, and multimodal models, for both inference and training.

JavaScript Style Guide

Command-line program to download videos from YouTube.com and other video sites