What are the free crawler tools?

Free crawler tools include Scrapy, Beautiful Soup, ParseHub, Octoparse, Webocton Scriptly, RoboBrowser and Goutte. Detailed introduction: 1. Scrapy, which can be used to crawl, extract and process structured data; 2. Beautiful Soup, which can be used to extract data from HTML or XML files; 3. ParseHub, etc.

Free web crawler tools (also known as web scraping tools or web crawler software) can help users obtain and collect data from the Internet and conduct web page Scraping, website scraping, information mining and data analysis, etc. Such tools are usually able to parse the structure of web pages, extract data, store data, and perform data analysis. The following are some free web crawling tools, let us take a look:

1. Scrapy:

Scrapy is a powerful, fast and flexible web based on Python A crawler framework that can be used to crawl, extract and process structured data. It provides powerful data extraction capabilities and supports processing of web pages. JavaScript rendering and highly customizable.

2. Beautiful Soup:

Beautiful Soup is also a Python-based library for extracting data from HTML or XML files. It provides a concise and intuitive API Designed to make web crawling and information extraction simple and intuitive.

3. ParseHub:

ParseHub is a free web scraping tool that provides a powerful interface and easy-to-use functions, which can help users extract content from web pages. data without writing code. ParseHub Supports data extraction from dynamic web pages, and can export the captured data to formats such as Excel, JSON, and API.

4. Octoparse:

Octoparse is a powerful free web scraping tool that can be used to crawl and extract data from various websites. It provides an intuitive interface and supports accurate data extraction from complex web pages.

5. Webocton Scriptly:

Webocton Scriptly It is a free web scraping tool designed to allow users to quickly and easily crawl data on web pages and perform data extraction. It has an easy-to-use interface and powerful script editing capabilities.

6. RoboBrowser:

RoboBrowser is a simple and easy-to-use Python web crawler library that allows users to simulate browsers to fill in forms, page jumps and data Extraction and other operations.

7. Goutte:

Goutte is a PHP-based web scraping library, powered by Web Scraper in Symfony Components provide support. It is simple and easy to use and can help users quickly crawl web pages and extract data.

These free web crawler tools provide different functions and features. Users can choose the appropriate tool according to the needs of the project, technical level and personal preferences. It should be noted that when using web crawler tools, you should comply with relevant laws, regulations and website terms of use to ensure the legality and ethics of data collection.

The above is the detailed content of What are the free crawler tools?. For more information, please follow other related articles on the PHP Chinese website!