An intelligent browser-based automation tool that handles dynamic web content and multi-step download navigation where standard CLI tools fail.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install browser-auto-download
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 browser-auto-download 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 Browser Auto Download?
Browser Auto Download is a sophisticated automation skill designed to handle complex file retrieval scenarios that typically stump standard tools like curl or wget. By leveraging browser automation, this skill navigates dynamic, JavaScript-heavy websites to ensure successful downloads even when files are triggered via page events or multi-step UI flows. It represents a powerful addition to the library of Openclaw Skills for developers needing reliable data acquisition from the modern web.
The skill excels at detecting platform-specific requirements, such as Windows x64 vs. Apple Silicon, and can automatically traverse from a generic homepage to a specific desktop download section. By integrating event listening and smart fallback strategies, it provides a robust solution for automating software updates, media retrieval, and document collection without manual intervention.
Browser Auto Download Use Cases
- Automating downloads from sites that trigger file transfers automatically upon page load.
- Navigating multi-step download funnels, such as moving from a landing page to a platform-specific download section.
- Handling JavaScript-rendered download buttons that standard scrapers and CLI tools cannot detect.
- Acquiring correct platform-specific binaries for Windows, macOS, or Linux without manual selection.
- Integrating automated file retrieval into larger automated workflows or local development scripts.
How Browser Auto Download Works
- Initialization: The skill launches a browser instance (via Playwright) and navigates to the specified target URL.
- Auto-Download Capture: It immediately listens for download events triggered during the initial page load to catch automatic transfers.
- Platform Analysis: The system analyzes the local host environment and searches the webpage for platform-specific keywords and links.
- Multi-Step Navigation: If no download starts, the skill intelligently navigates to found platform-specific pages to locate the primary file source.
- Smart Fallback: If navigation fails, the tool searches for download buttons using multiple selector strategies and performs automated clicks.
- Finalization: Once the download is captured, the file is saved locally and a detailed metadata report is generated.
Browser Auto Download Setup
To begin using this skill within your Openclaw Skills collection, ensure you have the necessary dependencies installed on your system:
pip install playwright
playwright install chromium
You can then execute a download via the CLI by pointing to the script path:
python skills/browser-auto-download/scripts/auto_download.py --url "https://example.com/download"
Browser Auto Download Data Schema & Taxonomy
The skill provides a structured JSON output upon successful completion, making it easy to integrate into larger pipelines.
| Property | Type | Description |
|---|---|---|
path |
String | The absolute local path to the downloaded file. |
filename |
String | The name of the file as saved on disk. |
size_bytes |
Integer | Total file size in bytes. |
size_mb |
Float | File size formatted in Megabytes. |
platform |
String | The detected operating system and architecture (e.g., Windows AMD64). |
Browser Auto Download Advanced Features
- Intelligent Platform Detection: Automatically maps your system architecture to specific download keywords like ARM64, Intel, or x64.
- Built-in Shortcuts: Features pre-configured flags for common downloads, such as WeChat DevTools and Meitu Xiuxiu.
- Custom Selector Support: Allows users to pass specific CSS selectors to manually target elusive download buttons.
- Headless Toggle: Supports both visible and background browser execution for debugging or server-side usage.
- Extended Timeout Handling: Includes logic to wait for large file transfers (up to 3 minutes) ensuring completions aren't cut short.
SKILL.md
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