A website offering interactive learning roadmaps to help developers plan their technical growth across fields like frontend, backend, AI, and more.

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

A complete roadmap for free self-taught computer science education, gathering open course resources from top universities worldwide to help you master computer basics systematically.

Google's open-source machine learning framework that helps you easily build and deploy AI models, suitable for research and development.

The core source code of Microsoft's free code editor, supporting editing, debugging, and extensions for multiple programming languages, one of the most popular tools for developers.

A platform to build and run AI agents, letting you command AI to automatically complete complex tasks using natural language, perfect for AI automation explorers.

A systematic Python learning guide with 100-day daily tasks, suitable for absolute beginners, covering basic syntax to practical projects.

A toolkit that makes web development easier, helping you quickly build front-end interfaces that look great on both phones and computers.

An official collection of Git ignore rule templates by GitHub, helping you configure projects quickly and avoid committing useless files.

This is a configuration system that makes AI coding assistants (like Claude Code, Cursor) smarter, safer, and more efficient, turning AI into a real productivity tool.

A Python library that lets anyone easily use top-tier AI models for text, images, and audio without training from scratch.

An open-source platform offering completely free top-level domains, allowing you to own a website address without cost, compatible with mainstream DNS providers.

A Microsoft open-source Python tool that quickly converts common files like PDF, Word, and Excel to Markdown, specifically designed for AI model consumption.

An open-source real-time face swap tool that instantly replaces your face in webcam or video with a single photo, supporting live streaming and recording with simple operation but requiring decent hardware.

This is a curated list of free computer science video courses from top universities globally, saving you search time and leading directly to the knowledge you want, covering basics to advanced topics.

A comprehensive cheatsheet for cyber security, collecting common attack payloads and bypass techniques for penetration testing and CTF competitions, ideal for security researchers to reference quickly.

Union is a secure bridge connecting different blockchains, using zero-knowledge proofs to transfer assets and data without trusting third parties.

A configuration plugin that makes Claude Code write more reliable code, preventing AI hallucinations and over-engineering.

A free debugging tool designed for Windows to help you analyze software without source code, suitable for virus scanning or studying internal program principles.

A powerful network packet sniffing tool that lets you intercept, view, and even modify all network requests from your device, essential for development debugging.