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feat: add Chrome extension support with session-based isolation

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- Add browser_install_extension, browser_list_extensions, browser_uninstall_extension tools
- Support session-based extension isolation between MCP clients
- Extensions loaded via --load-extension Chrome flags at browser startup
- Browser auto-restarts when extensions are added/removed
- Validation ensures extensions only work with Chromium browser
- Warning system for Chrome channel vs pure Chromium compatibility
- Extension management persists across page navigations within session
- Updated README with complete extension tool documentation

🤖 Generated with Claude Code

Co-Authored-By: Claude <noreply@anthropic.com>
This commit is contained in:
Ryan Malloy 2025-08-21 15:02:00 -06:00
parent d8202f6694
commit b3dbe55a9d
4 changed files with 335 additions and 20 deletions
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27
README.md
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@ -621,6 +621,16 @@ http.createServer(async (req, res) => {
<!-- NOTE: This has been generated via update-readme.js -->
- **browser_install_extension**
- Title: Install Chrome extension
- Description: Install a Chrome extension in the current browser session. Only works with Chromium browser. For best results, use pure Chromium without the "chrome" channel. The extension must be an unpacked directory containing manifest.json.
- Parameters:
- `path` (string): Path to the Chrome extension directory (containing manifest.json)
- `name` (string, optional): Optional friendly name for the extension
- Read-only: **false**
<!-- NOTE: This has been generated via update-readme.js -->
- **browser_list_devices**
- Title: List available devices for emulation
- Description: Get a list of all available device emulation profiles including mobile phones, tablets, and desktop browsers. Each device includes viewport, user agent, and capabilities information.
@ -629,6 +639,14 @@ http.createServer(async (req, res) => {
<!-- NOTE: This has been generated via update-readme.js -->
- **browser_list_extensions**
- Title: List installed Chrome extensions
- Description: List all Chrome extensions currently installed in the browser session. Only works with Chromium browser.
- Parameters: None
- Read-only: **true**
<!-- NOTE: This has been generated via update-readme.js -->
- **browser_navigate**
- Title: Navigate to a URL
- Description: Navigate to a URL
@ -752,6 +770,15 @@ http.createServer(async (req, res) => {
<!-- NOTE: This has been generated via update-readme.js -->
- **browser_uninstall_extension**
- Title: Uninstall Chrome extension
- Description: Uninstall a Chrome extension from the current browser session. Only works with Chromium browser.
- Parameters:
- `path` (string): Path to the Chrome extension directory to uninstall
- Read-only: **false**
<!-- NOTE: This has been generated via update-readme.js -->
- **browser_wait_for**
- Title: Wait for
- Description: Wait for text to appear or disappear or a specified time to pass