webclaw

name	webclaw
description	Use this skill when the user wants to scrape web pages, crawl websites, or extract structured content from URLs for LLM consumption.

webclaw Plugin

Fast, local-first web content extraction for LLMs. webclaw scrapes single pages, crawls entire sites, and outputs clean structured data in markdown, JSON, text, or LLM-optimized formats. Zero browser overhead.

Commands

Extraction

• webclaw page extract — Extract content from a single web page
• webclaw site crawl — Crawl a website and extract from multiple pages
• webclaw page diff — Compare a page against a previous snapshot
• webclaw self version — Print webclaw version
• webclaw _ _ — Passthrough to webclaw CLI

Usage Examples

• "Extract the content from https://example.com as markdown"
• "Crawl https://docs.example.com to depth 2"
• "Scrape a page and output JSON"
• "Extract brand information from a website"

Installation

brew tap 0xMassi/webclaw && brew install webclaw

Examples

# Extract a single page as markdown
webclaw page extract https://stripe.com -f markdown

# Extract main content only
webclaw page extract https://example.com --only-main-content

# Extract with specific CSS selectors
webclaw page extract https://example.com --include "article, .content" --exclude "nav, footer"

# Extract brand assets
webclaw page extract https://github.com --brand

# Crawl a docs site to depth 2, max 50 pages
webclaw site crawl https://docs.rust-lang.org --depth 2 --max-pages 50 -f markdown

# Crawl from sitemap
webclaw site crawl https://example.com --sitemap -f json

# Discover URLs only
webclaw site crawl https://example.com --map

# Extract as LLM-optimized format
webclaw page extract https://example.com -f llm

# Compare page against a snapshot
webclaw page extract https://example.com -f json > snap.json
webclaw page diff snap.json https://example.com

Key Features

• Sub-millisecond extraction with zero browser overhead
• 5 output formats: markdown, text, JSON, LLM-optimized, HTML
• CSS selector filtering (--include, --exclude)
• Auto-detect main content with --only-main-content
• Same-origin BFS crawling with depth and max-pages limits
• Sitemap-based crawling
• Brand extraction (colors, fonts, logos)
• Change tracking with snapshot diffing
• PDF and YouTube metadata extraction
• Readability scoring and noise filtering