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

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

A repository collecting system prompts and model info for popular AI tools like Cursor and Devin, helping developers optimize their AI usage.

A development framework that connects large models to databases, tools, and external systems, allowing you to quickly build AI applications without reinventing the wheel.

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

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.

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

A collection of Markdown design specs from popular websites, helping you tune AI coding assistants to generate interfaces that match brand styles directly.

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

Leaflet is a lightweight open-source JavaScript library that helps you easily create interactive maps on web pages, working on both mobile and desktop without fees.

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

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 cross-platform framework by Microsoft that lets you write code once in C# and deploy to both mobile and desktop devices.

This is a mobile UI component library based on Vue.js and WeChat WeUI style, helping you quickly build mini-programs or H5 pages that look like native WeChat apps.

A self-hosted tool that automatically skips ads and intros on YouTube TV apps, supporting Apple, Samsung, Android TVs and more.

This is a free live TV app designed for TV boxes, directly calling official live sources, supports remote control channel switching, no need to install complex software, suitable for users who want to watch CCTV and satellite on large screens.

A PHP library that automatically identifies whether visitors are using a phone, computer, or tablet, along with specific browser and system models, handling device detection for you.

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