Web Robots And Spiders

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Web Robots And Spiders

Subjects > Computers > Internet > Web > Search Engine News

Web Spiders (or web robots), are automatic programs used by search engines to visit websites. Some robots are designed to gather content for indexing into search databases, and other robots are designed to do link checking, HTML validation, and other tasks.

Some typically seen robot agents:

• Aranhabot - Amazon's web spider used for checking the links and content on their affiliates sites.

Other pages discussing web spiders:

• How Does The Fast Spider Work

Other sites that talk more about web spiders:

• [Spider Makers] - Designers of custom internet spiders.

Sites devoted to various spiders:

• http://www.iconsurf.com - Looks for the favicon.ico on various websites

Other spidering software:

• http://www.sitescraper.co.uk
• http://www.ql2.com/developers.php - Based on SQL

• http://www.ficstar.com/index.htm - Spider customized by company for each extraction job
  • No exact prices are quoted. "For a job costing 30 human days, it can finish in only 2-4 hours"

• http://www.webassist.com/Products/68/Overview.asp?ovchn=GGL&ovcpn=site+import&ovcrn=(site+spider+)&ovtac=PPC
  • Site Import from WebAssist?Create. $99.99
  • Import any site directly into DreamWeaver?Create. "imports any Web site – static or dynamic – and recreates the site with all the images, SWFs, CSS and HTML intact."

• http://www.newprosoft.com/
  • Web spider software - $39 - Trial version 3.0 download
  • For keywords specified by user, Visual Web Spider extracts and visits the related URL listed in the top of the search engines like Google and Yahoo, then extracts metadata (title, keywords, description) and new URLs from visited pages. Each URL is ensured to be unique and visited only once.
  • Key features:
    • Extracts URLs and metadata (title, keywords and description).
    • Indexing using specific web page;
    • Indexing using specific keywords (all words, exact phrase, any words, without words);
    • Indexing using specific language, domain, country, directory category;
    • Indexing using specific Urls list;
    • Supports multithreaded downloading (up to 50 threads);
    • Fully automated, multithreaded web robot.
    • Filters out specific keywords;
    • Auto-removes duplicate or invalid syntax URLs;
    • Limits the search depth, maximum number of pages and bytes;
    • Exports the extracted URLs and metadata (title, keywords, description) to a text or CSV format file, directory management system (Gossamer Links2, PowerSeek?Create SQL, LinksCaffe?Create etc) or mySQL database (only registered version);
    • Builds tree of the extracted links;
    • Very simple to learn and work.

• http://www.daisy2000.com/WebSiteSpider/ - Site checking spider

• http://www.trellian.net/sitespider/download.htm - Trellian Site Spider $29.95, version 1.0. Internet Studio $199.
  • Features:
    • Create a site map
    • Detailed resource list
    • Imports bookmarks from Internet Explorer
    • Integrated windows explorer
    • Extract data from website including email addresses, movie, music files, images, photos, applications.

• http://www.velocityscape.com/
  • Web Scraper Plus+ puts the power of web data extraction into the hands of decision makers. If you can surf the web, and you can use Excel, then you can mine web data using this intuitive screen scraping product. In just a few minutes, you can create a custom scraping template that will extract an entire website into the an Excel spreadsheet. You need the data, you don’t have time to wait, Web Scraper Plus+ puts the power in your hands.
  • 1. Building Contact Lists
  • 2. Extracting Product Catalogs
  • 3. Aggregating Real Estate Info
  • 4. Automating Search Ad Listings
  • 5. Clipping News Articles
  • 6. Automating Auction Sites
  • 7. Extracting Gambling Odds
  • 8. Legal Notices (Foreclosures, etc)
  • 9. Server Migration (CMS, Commerce)
  • 10. Unspecified Military Use

Digest Of Search Engine And Website Promotion News Search Engine Visibility Search Engine Advertising http://images.amazon.com/images/P/B0001XQNSE.01-A1KDZ23Y0QWKQ3.MZZZZZZZ.jpg

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