Claude for Safari
Gives Claude Desktop the ability to control Safari — navigate pages, read content, click elements, fill forms — via the MCP protocol, just like "Claude in Chrome".
Architecture
Claude Desktop (MCP stdio)
↕ JSON-RPC
bridge/bridge.js (Node.js)
↕ WebSocket ws://localhost:45678
Safari Extension background.js (MV2)
↕ browser.tabs / executeScript
Active Safari tabRepository structure
claudeForSafari/ ← git root
├── .gitignore
├── README.md
├── bridge/ ← Node.js bridge (MCP ↔ WebSocket)
│ ├── bridge.js
│ ├── package.json
│ └── package-lock.json
└── app/ ← Xcode project
├── claudeExtension.xcodeproj
├── claudeExtension/ ← Swift host app (macOS)
└── claudeExtension Extension/
└── Resources/ ← SINGLE SOURCE for extension files
├── manifest.json
├── background.js
├── content.js
├── popup.html / popup.js / popup.css
├── images/
└── _locales/Rule: all extension file edits go directly in
app/claudeExtension Extension/Resources/. There is no separatesafari-extension/folder.
