A personal AI assistant running on your own devices, integrating directly with chat apps like WeChat and WhatsApp to handle tasks with full data privacy.

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 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.

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

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

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 'long-term memory' plugin for Claude Code that records your coding history and syncs context automatically, saying goodbye to repetitive explanations.

An open-source project simulating an AI hedge fund, featuring AI avatars of 19 investment masters like Buffett to analyze stocks and make decisions, for learning and entertainment only.

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

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

A tool to help you set up a personal secure VPN in the cloud with one click, supporting multi-device connections and privacy protection, no complex configuration needed.

An open-source automation tool that helps you batch-manage Twitter and YouTube content, and automatically find potential customers for marketing outreach.

One-click script to set up a private IPsec encrypted VPN server, allowing secure access to your home network from anywhere.

A lightweight, secure AI assistant that manages your messaging apps and email, running in isolated containers so you can safely use AI for personal tasks.

A free, open-source password manager that stores your account credentials in an encrypted local file, compatible with Windows, Mac, and Linux.

Gitleaks is a tool that scans your code repositories for accidentally exposed passwords, API keys, and other sensitive info to prevent account theft.

A powerful tool that scans code repositories, chats, and logs to find accidentally leaked passwords, API keys, and other sensitive information, verifying if they are still active.

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

An enhancement plugin for OpenAI Codex CLI that adds structured workflows and agent commands to make AI coding more organized and efficient.

Turns the operating system into a database, allowing you to monitor processes, files, and security using SQL queries, ideal for ops and security teams.