Semalt Suggests Software For Web Scraping Or Crawling
Web crawling, often regarded as web scraping, is the process when an automated script or program browses the World Wide Web methodically and comprehensively, targeting the new and existing data. Often, the information we need is trapped inside a blog or website. While some sites make efforts to present data in a structured, organized and clean format, many of them fail to do so. Crawling, processing, scraping, and cleaning the data are necessary for an online business. You would have to collect information from multiple sources and save it in the proprietary databases for business purposes. Sooner or later, you will have to go through multiple online forums and communities to access varying programs, frameworks and software for scraping the needed data.
Dexi.io is one of the best web scrapers on the internet. It is known for its web-based, user-friendly interface and makes it easy for us to keep track of the multiple crawls. Moreover, this extensible program comes with multiple backend databases. Also, Dexi.io is known for its message queues support and handy features. The program can easily retry failed web pages or crawl websites or blogs by age. Dexi.io just needs two to three clicks to get your work done and crawl your data. You can use this tool in the distributed formats with multiple crawlers working at once. It is licensed by the Apache 2 license and is developed by GitHub.
Content Grabber is a famous crawling library and web scraping software that is built around the famous and versatile HTML parsing library, named Beautiful Soup. If you feel that your web-crawling should be fairly simple and unique, you should try this program as soon as possible. It will make the crawling process easier, just click on a few boxes and enter the URLs of desire. Content Grabber is licensed under the MIT license.
Octoparse is a powerful web scraping framework that is supported by the active community of web developers. It can really help you build your business conveniently. Moreover, it can export all types of data, collect and save them in multiple formats like CSV and JSON. Octoparse has a few built-in or default extensions for tasks related to cookie handling, user agent spoofs, and restricted crawlers. It will let you access its APIs to build your personal additions.
Visual Web Ripper:
If you are not comfortable with these programs due to their coding problems, you may try Cola, Demiurge, Feedparser, Lassie, RoboBrowser, and other similar tools. Visual Web Ripper is another powerful tool with plenty of options and features. Using it, you don't need to be an expert of PHP and HTML codes. This tool will make your web crawling process easier and faster than other traditional programs. It works right in the browser and generates small-sized XPaths and defines the URLs to get them crawled properly. Sometimes this tool can be integrated with the premium programs of similar type.