Open-source codebase for the world's famous free coding platform, offering complete curricula from beginner to full-stack development.

A comprehensive guide to system design, helping you ace big tech interviews with included flashcards.

This is the core source code of the Linux operating system, acting as the computer's brain to manage hardware and resources. It is suitable for those who want to deeply understand or modify the system layer.

A 'long-term memory' plugin for Claude Code that records your coding history and syncs context automatically, saying goodbye to repetitive explanations.

An open-source project simulating an AI hedge fund, featuring AI avatars of 19 investment masters like Buffett to analyze stocks and make decisions, for learning and entertainment only.

An open-source framework using AI multi-agents to simulate real trading teams, helping you analyze and execute financial trading strategies with LLMs.

It's the networking and security manager for Kubernetes clusters, using eBPF to make container communication faster and safer, with clear traffic visibility, essential for DevOps.

radare2 is a professional command-line reverse engineering tool that helps you deeply analyze software, viruses, and binary files, essential for security researchers and hackers.

A high-performance computing library for NVIDIA GPUs that significantly accelerates large model training and inference, boosting underlying code efficiency.

A Claude Code plugin that automatically decompiles Android apps to reveal network APIs and code logic.

An AI toolkit for architects to automate governance, vendor procurement, and design reviews, keeping documents and workflows organized.