Search Engines

By content/topic

General

Geographical limited scope

Accountancy

Business

Enterprise

Mobile/Handheld

  • Taptu: taptu mobile/social search

Job

Legal

Medical

News

People

Real property

Video Games

By information type

Search engines dedicated to a specific kind of information

Forum

Blog

Multimedia

Source code

BitTorrent

These search engines work across the BitTorrent protocol.

Email

Maps

Price

Question and answer

Human answers

Automatic answers

Natural language

By model

Open source search engines

Semantic browsing engines

Social search engines

Metasearch engines

Visual search engines

From Wikipedia