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

A collective list of free APIs

📚 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.

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

Curated list of project-based tutorials

The library for web and native user interfaces.

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

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

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

Python - 100天从新手到大师

Flutter makes it easy and fast to build beautiful apps for mobile and beyond

A curated list of awesome Go frameworks, libraries and software

Master the command line, in one page

Share, discover, and collect prompts from the community. Free and open source — self-host for your organization with complete privacy.

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

A feature-rich command-line audio/video downloader

The React Framework

Curated coding interview preparation materials for busy software engineers

Coding articles to level up your development skills

🦜🔗 The platform for reliable agents.

Production-ready platform for agentic workflow development.

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev