There are different types of search engines, based on how they index content, their function, and their purpose.
Here are some common types of search engines:

 

• General Search Engines
• Specialized Search Engine
• Vertical Search Engines
• Academic Search Engines
• Enterprise Search Engines
• Social Media Search Engines

1. General Search Engines

Numerous search engines exist, such as Google, Bing, Yahoo, DuckDuckGo, and others, and they can handle a broad range of queries.

2. Specialized Search Engines

• E-commerce Search Engines
• Job Search Engines
• Media Search Engines

E-commerce Search Engines

Such as Amazon, eBay, and Etsy, which index products for online shopping.

Job Search Engines

Such as Indeed, LinkedIn, and Glassdoor, which index job listings.

Media Search Engines

Such as YouTube (video), Flickr (images), and SoundCloud (audio), which index multimedia content.

3. Vertical Search Engines

These search engines concentrate on a particular vertical market or sector. When comparing them to general search engines, they frequently offer more specialized results. As an illustration, consider

• Health Search Engines
• Travel Search Engines
• Legal Search Engines

Health Search Engines

Such as WebMD and Healthline, which provide medical information.

Travel Search Engines

Such as Expedia and Kayak, which help users find flights, hotels, and other travel-related information.

Legal Search Engines

Such as LexisNexis and Westlaw, which index legal documents and case law.

4. Academic Search Engines

The primary objective of these search engines is to index scientific and academic material, such as publications, articles, and research papers. Google Scholar, Microsoft Academic, and PubMed are a few examples.

5. Enterprise Search Engines

Organizations utilize these search engines to index and retrieve internal papers, databases, and other enterprise material. Examples include SharePoint Search, Elastic Enterprise Search, and Apache Solr.

6. Social Media Search Engines

These search engines enable users to search for information on social networking networks. Examples include Twitter Search, Facebook Search, and LinkedIn Search.

These are just a few examples; there are many more specialized and niche search engines that cater to certain requirements and interests.