Scraper Parsers - Free Web Scraping

Scraper Parsers - Free Web Scraping插件简介

Scraper Parsers - Free Web Scraping插件描述

IMPORTANT! Select the necessary data type on only 1 detailed page of the website. Our technology itself will find similar pages on the website  extract the necessary data f you. 
Scraping wks automatically based on machine learning.
No need to specify all pages, directies, pagination  other settings compared to other web scrapers.

Parsers (scraper) is an extension f scraping data from websites. This is an excellent tool f marketers, shop owners  many others. With the help of a scraper you can easily analyze the availability of products from competits, monit price changes  etc. With the help of a parser, you can quickly download catalogs of products with the required characteristics. This function will help optimize the wk with a lot of data.

You can use scraper Parsers f FREE in our starter subscription plan. You will get 1000 free page scrape credits per month. This way you can see how web scraper Parsers wks  what you can expt with no risk. Beyond our free plan, we have paid plans f me scraping features.

Examples of data types that can be obtained by using our extension:
• Infmation about places of rest, living conditions, weather, mode of operation of museums.
• Product description: names, photos, weight, size, col, shape, quantity, shipping  payment infmation, prices, etc.
• Collection of articles: headlines, article, date of publication.
• Infmation about the property: addresses, prices, area, photo, year of construction, infmation about the owners, etc.
• Collect feedback about the company from various sources to analyze public opinion.
• Collect data on thouss of activities to create an app.
• Download resumes  vacancies from different sources.
• Profiles of people: names, surnames, birthdays, photos, contacts, place of wk, positions, place of residence, etc.
• Encyclopedic data.
• Data f the learning AI (Artificial Intelligence).

F whom scraper Parsers will become an indispensable tool:
• Ste owners: search f potential customers, product data. 
• Businessmen: monit competits to build a better business strategy.
• Estate agent.
• Personnel manager.
• Startup creats f a successful launch.
• Buyers of different products: price analysis on different websites.
• Press people.
• Students.

Data obtained with the scraper Parsers can be easily processed using Microsoft Excel  other data visualization programs. Parsers suppts all popular data fmats, such as xls, xlsx, csv, json, xml  API.

F example, using the scraper, you can download the names of goods  their cost , accding to the data obtained, build a graph of price changes f the period of interest. Or to build the diagram of adding of articles by dates  many other things.

How does Parsers wk?
The wk of the parser (scraper) is similar to the wk of search engines. Search engines on request analyze the content of the site  print the result in the browser.
Wking with scraper Parsers, you select the necessary elements on the site page , with the help of xpath, the extension passes the address of the value that you need to the server. Next, a special program analyzes the site  finds pages of the same type. From these pages, the program retrieves the infmation you previously marked  writes to the file. After processing the required number of pages on the site, you get the values in a separate file that you can download.
With this scraper extension it is very easy to wk. You just need to specify the name  select a value on any product card. All extracted data is exped into xls, xlsx, csv, json, xml file  API.

Instructions f the parser:
1. Install the Parsers extension.
2. Go to the product / profile / article card page.
3. Click on the icon to open the extension in the upper right cner of the browser. 
With the help of dragdrop, you can change the position of the extension window on the website. 
The button “Select mode” allows you to navigate through the website  perfm various functions without extracting infmation by the web scraper.
4. In the Label field enter the name of the data group.
5. Highlight the box below “Highlight the field on the website”  click on the desired value on the website page.
6. Make sure that the indicated value appears in the “Highlight the field on the website” field.
7. If the highlighted field is a table, then in the row “Highlight the field on the website” the first value of the table  the “gear” sign will appear, by clicking on which you can view the values of the table that will be downloaded. 
By clicking the “gear” sign, you can choose which type of data will be downloaded: url, image, table, text.
8. If you need to download additional data group, click the “Add new field” button  repeat steps 47.
9. In the “Limit pages per website” field you can specify the number of pages to download from the website. By default, this field is the page limit accding to your data plan.
10. After filling all fields, click the “Start” button.
11. In an extension window you will see the number of the pages viewed by a Parsers  quantity satisfying to your request. Pay attention that process of scraping can take some time.
12. You can close this page  browser, but the scraping process will still continue. If you want to check the progress of scraping, open the page  the extension on it  go to the Histy page on the website.
13. After completing the scraping process in the extension window, click the “Show data” button.
14. Press Start to update scraping data.
15. Schedule data updates every day.
16. View visualized data. 
17. Select data fmat to download.
18. Open the file on your computer.

Web scraper Parsers does not extract data from social netwks. 

We are always ready to help you. If you have any questions during the installation, operation of the scraper extension,  have suggestions f adding new features – write to us here  in community Parsers on Facebook https://www.facebook.com/groups/parsers/,  on LinkedIn  https://www.linkedin.com/groups/8796724/. In this communities you can also share scraping results, interesting materials  leave a review.  
On our website http://parsers.me/ you will find many interesting articles about the different applications of the scraper, about data collection  their analysis.
                                

Scraper Parsers - Free Web Scraping插件离线安装方法

1.首先用户点击谷歌浏览器右上角的自定义及控制按钮，在下拉框中选择设置。

2.在打开的谷歌浏览器的扩展管理器最左侧选择扩展程序或直接输入：chrome://extensions/

3.找到自己已经下载好的Chrome离线安装文件xxx.crx，然后将其从资源管理器中拖动到Chrome的扩展管理界面中，这时候用户会发现在扩展管理器的中央部分中会多出一个”拖动以安装“的插件按钮。

4.下载 Scraper Parsers - Free Web ScrapingChrome插件v0.1.5.9版本到本地。

5.勾选开发者模式，点击加载已解压的扩展程序，将文件夹选择即可安装插件。

注意：最新版本的chrome浏览器直接拖放安装时会出现“程序包无效CRX-HEADER-INVALID”的报错信息，参照这篇文章即可解决