# PromptShifu (formerly PromptCat) > Free, Privacy-First AI Prompt Manager & Visual Library Chrome Extension. ## Overview PromptShifu is a lightweight, zero-backend Chrome extension and web ecosystem designed to discover, organize, and inject AI prompts directly into ChatGPT, Midjourney, Claude, DeepSeek, and Google Gemini via instant `/ps` slash commands and closed Shadow DOM isolation. ## Core Solutions & Landing Pages - [PromptShifu Home](https://promptshifu.com/): Official homepage, features, and Chrome Web Store download. - [PromptShifu Traditional Chinese](https://promptshifu.com/zh/): 繁體中文官方首頁. - [ChatGPT Prompt Manager](https://promptshifu.com/chatgpt-prompt-manager.html): Free Chrome extension for organizing and injecting ChatGPT prompts. - [Midjourney Prompt Library](https://promptshifu.com/midjourney-prompt-library.html): Visual prompt builder and parameters library for Midjourney. - [Claude Prompt Workflows](https://promptshifu.com/claude-prompt-workflows.html): Prompt workflows and slash command manager for Claude. - [AI Prompt Templates Store](https://promptshifu.com/store.html): Curated visual prompt templates library for 5 major AI platforms. ## Free Web Tools - [Magic Reverse](https://promptshifu.com/reverse.html): Image-to-prompt visual reverse engineering tool. - [Prompt Generator & QR](https://promptshifu.com/generator.html): One-click prompt card generator with QR code sharing. - [Community Prompt Share](https://promptshifu.com/share.html): Zero-backend encrypted prompt sharing gallery. ## Guides & Prompt Engineering - [Guides Pillar Hub](https://promptshifu.com/guides/index.html): Curated prompt engineering guides and workflows. - [How to Organize AI Prompts](https://promptshifu.com/guides/how-to-organize-ai-prompts.html): Practical guide for managing prompts across AI platforms. - [Midjourney Prompt Templates](https://promptshifu.com/guides/midjourney-prompt-templates.html): High-impact Midjourney prompts and parameter cheatsheet. - [PromptShifu vs AIPRM](https://promptshifu.com/guides/promptshifu-vs-aiprm.html): Technical comparison of privacy, side panel UI, and cloud sync. ## Trust, Privacy & E-E-A-T - [About Us](https://promptshifu.com/about.html): Team background, mission, and PromptCat brand lineage. - [Contact Us](https://promptshifu.com/contact.html): Official support channels, response SLA, and contact points. - [Customer Support](https://promptshifu.com/support.html): Official customer support, troubleshooting, and FAQ. - [Privacy Policy](https://promptshifu.com/privacy.html): Zero prompt logging, anonymous usage analytics only (no prompt storage), BYOC Google Drive sync, local-first architecture. - [Google Drive Cloud Backup](https://promptshifu.com/backup-sync.html): BYOC privacy-first Google Drive backup & sync workflow. - [Terms of Service](https://promptshifu.com/terms.html): Usage terms and licensing. - [Changelog](https://promptshifu.com/changelog.html): Version release notes and update history.