JavaScript HTML
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rchipka

Description

Web scraper for NodeJS

3.9K Stars 212 Forks 159 Commits 116 Opened issues

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Osmosis

HTML/XML parser and web scraper for NodeJS.

NPM

Build Status

Downloads

Features

  • Uses native libxml C bindings
  • Clean promise-like interface
  • Supports CSS 3.0 and XPath 1.0 selector hybrids
  • Sizzle selectors, Slick selectors, and more
  • No large dependencies like jQuery, cheerio, or jsdom
  • Compose deep and complex data structures

  • HTML parser features

    • Fast parsing
    • Very fast searching
    • Small memory footprint
  • HTML DOM features

    • Load and search ajax content
    • DOM interaction and events
    • Execute embedded and remote scripts
    • Execute code in the DOM
  • HTTP request features

    • Logs urls, redirects, and errors
    • Cookie jar and custom cookies/headers/user agent
    • Login/form submission, session cookies, and basic auth
    • Single proxy or multiple proxies and handles proxy failure
    • Retries and redirect limits

Example

var osmosis = require('osmosis');

osmosis .get('www.craigslist.org/about/sites') .find('h1 + div a') .set('location') .follow('@href') .find('header + div + div li > a') .set('category') .follow('@href') .paginate('.totallink + a.button.next:first') .find('p > a') .follow('@href') .set({ 'title': 'section > h2', 'description': '#postingbody', 'subcategory': 'div.breadbox > span[4]', 'date': '[email protected]', 'latitude': '#[email protected]', 'longitude': '#[email protected]', 'images': ['[email protected]'] }) .data(function(listing) { // do something with listing data }) .log(console.log) .error(console.log) .debug(console.log)

Documentation

For documentation and examples check out https://rchipka.github.io/node-osmosis/global.html

Dependencies

Donate

Please consider a donation if you depend on web scraping and Osmosis makes your job a bit easier. Your contribution allows me to spend more time making this the best web scraper for Node.

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