A high-performance, lightweight headless browser designed as a drop-in replacement for Chrome in automated data retrieval tasks.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install lightpanda-browser
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install lightpanda-browser using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is Lightpanda?
Lightpanda is a specialized headless browser optimized for speed and minimal resource consumption. It serves as a powerful alternative to the Openclaw default browser when graphical rendering is unnecessary, making it ideal for high-efficiency web automation and data scraping. By exposing a Chrome DevTools Protocol (CDP) endpoint, it integrates seamlessly with standard automation libraries like Playwright and Puppeteer.
While it executes JavaScript for dynamic content, its architecture focuses on performance, providing a streamlined environment for Openclaw Skills that require fast execution without the overhead of a full Chromium instance. It is specifically built for backend tasks where speed and resource efficiency are the primary goals.
Lightpanda Use Cases
- Scraping data from dynamic websites and Single Page Applications (SPAs).
- Executing high-speed web automation without graphical rendering overhead.
- Replacing built-in web search tools when advanced control over link traversal is required.
- Running lightweight Openclaw Skills in resource-constrained environments like Linux or macOS.
- Performing automated searches via DuckDuckGo to bypass browser fingerprinting issues.
How Lightpanda Works
- The user installs the Lightpanda binary using the provided installation script on a Linux or macOS system.
- The browser server is started locally, exposing a WebSocket endpoint via the Chrome DevTools Protocol.
- An automation script using playwright-core or puppeteer-core connects to the Lightpanda websocket.
- The skill instructs the browser to navigate to a target URL, execute JavaScript, and interact with elements.
- Data is extracted from the page context, and the connection is closed to automatically reset the browser to a clean state.
Lightpanda Setup
To install Lightpanda for your Openclaw Skills, run the following command:
bash scripts/install.sh
To start the browser server and listen for connections:
$HOME/.local/bin/lightpanda serve --host 127.0.0.1 --port 9222
Note: This tool is available on Linux and macOS only. Windows is not supported.
Lightpanda Data Schema & Taxonomy
Lightpanda maintains a transient data model where the environment is reset upon every connection close. The following table describes the connectivity schema:
| Feature | Specification |
|---|---|
| Connection Protocol | Chrome DevTools Protocol (CDP) |
| WebSocket Endpoint | ws://127.0.0.1:9222 |
| Version Info | http://127.0.0.1:9222/json/version |
| Process Limits | 1 connection, 1 context, and 1 page per process |
| Logging | Supports info, debug, warn, and error levels |
Lightpanda Advanced Features
- Drop-in replacement functionality for Chromium in playwright-core and puppeteer-core scripts.
- Native JavaScript execution support for modern, dynamic web applications.
- High-concurrency capabilities by spawning multiple lightweight processes instead of resource-heavy tabs.
- Optimized for headless environments to maximize performance in Openclaw Skills.
- Configurable log formats including JSON for better integration with automated monitoring tools.
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