FilesTube is a shared file search engine that directly searches for various types of files that users need from some of the world's leading file storage and sharing websites. Its main media formats include: AVI, MP3, MPEG, MPG, RAR, WMA, WMV, EXE, ZIP, etc. Supported languages ​​now include Chinese.

EXCITE search engine is one of the most widely used search portals in the United States. It has a very friendly database interface and provides search methods such as keywords, phrases and natural language. The search engine is a product of ARCHITEXT Corporation and was created in 1993 by six Stanford University students.

Lycos is one of the earliest search engines. It was developed and launched by Dr. Michael Mauldin in 1995. It was acquired by Terra NetWorks in 2000 for US$12.5 billion, and was later acquired by South Korea for less than US$100 million. Acquired by Daum Corporation. Lycos's database is comprehensive, and its search results pages usually have screenshots of relevant websites.

Ask (also known as Askjeeves) is a well-known foreign search engine. Although it is small in scale, it is very distinctive. It is a search engine that supports natural questions. In 2001, it acquired the Teoma search engine and began using all Teoma search results.

Bing is a world-famous search engine, launched by Microsoft on May 28, 2009, formerly known as Live Search. Unlike Google, which only has a simple white background, its background uses beautiful photos that change regularly, and some related searches are listed on the left side of the page when searching for results. The survey found that the current search success rate of Bing is about the same as that of Google.

Wolfram Alpha (abbreviated as W|A) is a well-known knowledge question and answer search engine. It was launched by Wolfram Research in 2009. It is an automatic question and answer system that is different from traditional search engines. It can directly return answers to users' search questions. Its data comes from academic websites, authoritative publications, scientific institutions, companies, etc. Wolfram Alpha launched the image recognition project in 2015.

Google Inc is a large multinational technology company in the United States dedicated to providing a large number of Internet products and services such as Internet search, cloud computing, and advertising technology. Its main profits come from AdWords (keyword bidding advertising). Google was founded as a private company in September 1998 by PhD students Larry Page and Sergey Blum of Stanford University; it was later listed on NASDAQ on August 19, 2004. Currently, Google is recognized as the world's largest search engine and one of the top five most popular websites.