What is the main purpose of a web crawler program? Can someone explain? or What is the main purpose o

Short answer: A web crawler’s main purpose is to fetch and organize web data for search engines.

Longer answer: It starts with a few seed URLs, then follows links to find new pages. It’s how Google knows about billions of sites without manually checking each one.

Tools like BrightData or Octoparse can help you experiment with crawling if you’re curious.