Multi Search Engine

Integration of 17 search engines for web crawling without API keys.

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Search Engines

Domestic (8)

Engine	URL Template
Baidu	https://www.baidu.com/s?wd={keyword}
Bing CN	https://cn.bing.com/search?q={keyword}&ensearch=0
Bing INT	https://cn.bing.com/search?q={keyword}&ensearch=1
360	https://www.so.com/s?q={keyword}
Sogou	https://sogou.com/web?query={keyword}
WeChat	https://wx.sogou.com/weixin?type=2&query={keyword}
Toutiao	https://so.toutiao.com/search?keyword={keyword}
Jisilu	https://www.jisilu.cn/explore/?keyword={keyword}

International (9)

Engine	URL Template
Google	https://www.google.com/search?q={keyword}
Google HK	https://www.google.com.hk/search?q={keyword}
DuckDuckGo	https://duckduckgo.com/html/?q={keyword}
Yahoo	https://search.yahoo.com/search?p={keyword}
Startpage	https://www.startpage.com/sp/search?query={keyword}
Brave	https://search.brave.com/search?q={keyword}
Ecosia	https://www.ecosia.org/search?q={keyword}
Qwant	https://www.qwant.com/?q={keyword}
WolframAlpha	https://www.wolframalpha.com/input?i={keyword}

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Quick Examples

Basic Search

web_fetch({"url": "https://www.google.com/search?q=python+tutorial"})

Site-Specific

web_fetch({"url": "https://www.google.com/search?q=site:github.com+react"})

File Type

web_fetch({"url": "https://www.google.com/search?q=machine+learning+filetype:pdf"})

Time Filter (Past Week)

web_fetch({"url": "https://www.google.com/search?q=ai+news&tbs=qdr:w"})

Privacy Search

web_fetch({"url": "https://duckduckgo.com/html/?q=privacy+tools"})

DuckDuckGo Bangs

web_fetch({"url": "https://duckduckgo.com/html/?q=!gh+tensorflow"})

Knowledge Calculation

web_fetch({"url": "https://www.wolframalpha.com/input?i=100+USD+to+CNY"})

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Advanced Operators

Operator	Example	Description
site:	site:github.com python	Search within site
filetype:	filetype:pdf report	Specific file type
""	"machine learning"	Exact match
-	python -snake	Exclude term
OR	cat OR dog	Either term

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Time Filters

Parameter	Description
tbs=qdr:h	Past hour
tbs=qdr:d	Past day
tbs=qdr:w	Past week
tbs=qdr:m	Past month
tbs=qdr:y	Past year

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Privacy Engines

Use these engines when privacy is a concern:

Engine	Feature
DuckDuckGo	No tracking
Startpage	Google results + privacy
Brave	Independent index
Qwant	EU GDPR compliant

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Bangs Shortcuts (DuckDuckGo)

DuckDuckGo Bangs allow instant redirection to other sites:

Bang	Destination
!g	Google
!gh	GitHub
!so	Stack Overflow
!w	Wikipedia
!yt	YouTube

Example:

web_fetch({"url": "https://duckduckgo.com/html/?q=!gh+tensorflow"})

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WolframAlpha Queries

WolframAlpha is a computational knowledge engine:

Query Type	Example
Math	integrate x^2 dx
Conversion	100 USD to CNY
Stocks	AAPL stock
Weather	weather in Beijing

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When to Use This Skill

• User needs to search multiple engines
• API key is not available
• Privacy-focused search is needed
• Chinese domestic content search
• Computational/knowledge queries (WolframAlpha)
• Site-specific or file-type searches

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Recommended Usage

1. Default: Use DuckDuckGo or Brave for privacy
2. Chinese content: Use Baidu or Bing CN
3. Academic/PDF: Use Google with filetype:pdf
4. Computations: Use WolframAlpha
5. Code search: Use DuckDuckGo bangs (!gh, !so)

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License

MIT