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

A massive collection of free programming eBooks from around the world, helping you save money and time by finding learning resources in one place.

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

A comprehensive list of free software that you can host on your own servers, helping you replace commercial cloud services.

This is a comprehensive collection of classic algorithms implemented in Python, suitable for students and job seekers to practice programming basics and prepare for technical interviews, with clear and runnable code.

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.

A Rust-based command-line tool that lets you call AI assistants (mainly Anthropic's Claude) directly in your terminal, suitable for developers who prefer CLI workflows.

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 tool that lets you easily run large models on your own computer, chat with AI offline, completely free and privacy-friendly.

The world's largest open-source AI prompt library featuring high-quality templates for various scenarios. Compatible with ChatGPT, Claude, and more, helping you leverage AI faster.

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

This open-source project gathers public IPTV channels globally, offering free live TV stream lists compatible with various players for direct viewing without subscription fees.

An open-source free remote desktop software with self-hosting support, letting you securely control any computer, similar to a TeamViewer alternative.

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

A Windows desktop utility that displays network speed, CPU, and memory usage in a floating window, with skin support.

Microsoft's open-source voice AI toolkit that converts long audio to text and text to natural speech, supporting multiple languages.

A versatile security scanner that helps you check for vulnerabilities, secret leaks, or configuration errors in code, containers, and cloud settings.

A powerful website analysis tool that scans server details, security settings, performance, and tech stack with one click, revealing the truth behind any site.