User agent

使用者代理程式(user agent)

Search Engine Spiders (Bots)

User Agent	Search Engine
Scooter	AltaVista
WISENutbot	Looksmart
IA Archiver	Alexa
MSNBot	MSN
Slurp	Inktomi
Fast-Webcrawler	AllTheWeb
Walhello appie	-
Googlebot	(Google or 中文說明)
Gaisbot	-

• Robotstxt.org: The Web Robots Database
• WebmasterWorld Forms: The Search Engine World
• 設定 robots.txt

Internet Browsers

• MS Internet Explorer,
• Mozilla及瘦身版 Firefox 中文化,
• Google chrome(「鍵盤快速鍵」與「快捷操作技巧」)
  • 開放原始碼專案: Chromium (Dev Channel) via [1]
• LibWWW,
• Netscape,
• Safari , Opera, Konqueror, and 文字界面的瀏覽軟體: Lynx

See also

• browser.org
• Masquerading Your Browser: also offer the tool 'HTTP Header Viewer'
• User Agent Switcher :: Firefox Add-ons

Grabber

• Curl

Code Validators (驗證工具)

Validation service: Markup

1. W3C Markup Validation Service(Html, Xhtml) 網頁標記語法驗證
2. Free Online HTML Validator - FreeFormatter.com
3. W3C CSS Validation Service
4. XML Validator offered by W3Schools
5. Accessibility validator: HiSoftware Cynthia Says Portal validate Section 508, WAI (?) / WCAG (?)

Linked data / Rich snippets

1. Bing 標記驗證程式
2. Google Structured Data Testing Tool: Rich snippets

other

1. jsFiddle using jsLint[Last visited: 2012-04-21]
2. Link Checker
3. RSS validator[2] for Atom and RSS

Serverside RSS Agregator

Bloglines, PubSub.com RSS reader, timboBot, MagpieRSS,

---

Some data came from http://www.siteware.ch/webresources/useragents/

---

Webot