Ghost Shell
Extension Actions
Transform AI chats into themed websites. Pre-built 90s and Newspaper-Theme - easily create your own with AI-generated custom themes.
Ghost Shell transforms your AI chat interfaces into fully themed websites with headers, sidebars, navigation bars, and footers.
CREATE YOUR OWN THEMES
Ask any AI to generate a Ghost Shell theme using the built-in prompt template. Paste the JSON response and instantly apply it. Each custom theme includes:
• Custom colors, fonts, and spacing
• Themed headers, navigation, and footers
• Sidebars with images and custom sections
• Message labels for user and assistant
• A unique emoji icon for your theme
SUPPORTED SITES
• Claude.ai
• ChatGPT.com
• Gemini.google.com
FEATURES
• One-click theme switching via floating widget
• Auto-detect themes in AI responses with "Apply Theme" button
• Import/export custom themes as JSON
• Syncs active theme across tabs
• Zero external dependencies — lightweight and fast
• Shadow DOM widget — never interferes with the chat UI
PRIVACY
Ghost Shell only uses chrome.storage for saving your theme preference. No data is collected, no analytics, no external requests. Your conversations stay yours.