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 comprehensive study roadmap for acing tech interviews at top companies, covering data structures, algorithms, and core CS concepts to save you from blind studying.

A curated list of Python libraries and tools covering development, data, AI, and more, helping you find reliable resources quickly.

This is a tool that makes building web interfaces easy, letting you write frontend code like assembling building blocks, suitable for those wanting to build dynamic websites.

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

An open-source mobile development framework by Google that lets you build beautiful, fast apps for iOS, Android, Web, and Desktop from a single codebase.

A curated list of Go resources that helps you quickly find useful frameworks, libraries, and tools, saving you from searching everywhere.

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 project collecting useful code snippets and programming articles to help you quickly solve development issues and improve skills.

A GitHub repository with 100+ ready-to-run AI app templates, helping you quickly build chatbots, document analysis tools, and more without coding from scratch.

This is a curated list of plugins, skills, and workflow tools specifically for Claude Code users, helping you get more out of your AI coding assistant.

A free, open-source desktop tool for screenshotting, screen recording, and instant file sharing. It captures any screen area with one keystroke, uploads automatically, and handles basic image editing and OCR.

A free hands-on LLM tutorial series derived from SJTU courses, teaching you to fine-tune, deploy, and explore large model technologies from scratch.

Official OWASP quick-reference guides for developers, covering best practices for common application security topics like password storage and authentication.

A free and open-source screen recorder that creates product demo videos with zoom effects like Screen Studio, without watermarks and free for commercial use.

A Windows network utility that fixes Discord and YouTube access issues in restricted regions by applying traffic routing strategies via simple one-click scripts.

A comprehensive collection of cybersecurity resources curated by Omar Santos, including thousands of tools and learning materials for penetration testing and security research.

A self-contained offline survival computer system integrating Wikipedia, AI assistants, offline maps, and educational resources, keeping you informed without internet.

A locally deployable AI personal tutor supporting private models, helping you plan, answer questions, and generate quizzes like a dedicated teacher.

An AI assistant that remembers your screen content and conversations, summarizes info and reminds tasks, supports computer, phone, and smart necklace, open source and self-deployable.