Master programming by recreating your favorite technologies from scratch.

Your own personal AI assistant. Any OS. Any Platform. The lobster way. 🦞

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

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

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

Curated list of project-based tutorials

🎓 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 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…

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

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

An agentic skills framework & software development methodology that works.

Get up and running with Kimi-K2.5, GLM-5, MiniMax, DeepSeek, gpt-oss, Qwen, Gemma and other models.

Stable Diffusion web UI

A feature-rich command-line audio/video downloader

The open source coding agent.

Curated coding interview preparation materials for busy software engineers

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

Public repository for Agent Skills

A set of beautifully-designed, accessible components and a code distribution platform. Works with your favorite frameworks. Open Source. Open Code.

The most powerful and modular diffusion model GUI, api and backend with a graph/nodes interface.

Godot Engine – Multi-platform 2D and 3D game engine

Promise based HTTP client for the browser and node.js

Robust Speech Recognition via Large-Scale Weak Supervision

FastAPI framework, high performance, easy to learn, fast to code, ready for production

real time face swap and one-click video deepfake with only a single image

💫 Toolkit to help you get started with Spec-Driven Development

Implement a ChatGPT-like LLM in PyTorch from scratch, step by step

🌐 Make websites accessible for AI agents. Automate tasks online with ease.

Incredibly fast JavaScript runtime, bundler, test runner, and package manager – all in one