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

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

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

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

A comprehensive Java interview and backend development guide covering basics, architecture, and AI apps to help you ace interviews and get promoted.

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

Supabase is an open-source backend platform that gives you a database, authentication, and storage instantly, so you don't have to build servers from scratch.

A toolkit of specialized AI agent configurations that transform tools like Claude and Cursor into domain experts like frontend developers or backend architects, saving you from creating custom prompts repeatedly.

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.

A web server that automatically handles HTTPS encryption certificates, simple to configure, ready to use, and more hassle-free than Nginx.

A simple and powerful IT automation tool that helps you manage servers and deploy software in batch without installing extra software on each machine, using English-like scripts.

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

Gatsby is a React-based web building tool that makes your site load super fast and automatically pulls content from anywhere, perfect for blogs, corporate sites, and e-commerce.

An open-source all-in-one backend platform that handles user login, databases, and file storage for you, so you don't need to build servers from scratch.

An AI-driven Java low-code platform that builds systems from simple text commands, offering both no-code setup and automatic code generation for rapid enterprise development.

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