PromptDeck- AI Prompt Manager – Quickly switch AI system prompts across multiple platforms

Summary: PromptDeck is a Chrome extension that saves and injects system prompts with one click or a keyboard shortcut, supporting Claude, ChatGPT, Gemini, and Perplexity. It runs fully locally in the browser without login or tracking, enabling efficient context switching for various AI tasks.

What it does

It stores unlimited custom prompts that can be color-coded, searched, pinned, and versioned, allowing instant injection into supported AI tools. All data is managed locally in the browser.

Who it's for

Users who frequently switch AI system prompts for tasks like code reviews, emails, brainstorming, and learning across multiple AI platforms.

Why it matters

It eliminates repetitive retyping of prompts and the need to search old chats, streamlining prompt management and improving workflow efficiency.