HttpWatch是一款IE介面中的外掛程式，他可以幫我們分析上網時的流量細節，幫我們抓出某個網頁中有哪些連結、連線速度、檔案類型與連線狀態，方便我們找出哪些連線是否壞掉或速度過慢，讓網頁設計者可以輕易找出網站問題或進行安全性或效能調校。此外，更可方便網管人員查看網頁是否包藏啥木馬或病毒程式，以及更多進階訊息。

三種主要目的：

1.找出網頁或網站的問題
2.調校網站效能
3.確認網站安全性，查看是否有外洩敏感資訊

軟體名稱：HttpWatch
軟體版本：10.0.51
軟體語言：英文
軟體性質：免費（部份使用限制）
檔案大小：6MB
系統支援：Windows （搭配IE瀏覽器使用）
官方網站：http://www.httpwatch.com/
軟體下載：按這裡
其他說明：此免費版本可展示全部功能，但部份的額外資訊會有限制的揭露，如果想要使用完整功能，可另外購買「HttpWatch Professional Edition」專業版。

使用方式：
安裝好軟體之後，IE 6的開啟方法為「檢視」→【瀏覽器列】→【HttpWatch Basic】即可開啟。IE 7的開啟方法如下圖。

主要功能：

HttpWatch is used in a wide variety of companies and industries for tasks such as:

* Testing a web application to ensure that it is correctly issuing cookies or setting headers that control page expiration
* Finding out how other sites work and how they implement certain features
* Checking the information that Internet Explorer is supplying when you visit a site
* Verifying that a secure web site is not issuing sensitive data in cookies or headers
* Tuning the performance of a web site by measuring download times, caching or the number of network round trips
* Learning about how HTTP works (useful for programming and web design classes)
* Allowing webmasters to fine tune the caching of images and other content
* Performing regression testing on production servers to verify performance and correct behavior

版本更新項目：

Version 5.1.5 – 4 Oct 2007

* New: Content window now detects commonly used encoding schemes for Chinese, Greek, Hebrew, Japanese, Korean and Russian content. The detect encoding can be overridden using the Encoding context menu item
* New: Page groups, query strings and POST parameters now display international characters
* New: Page grouping information is now available using the automation API and XML/CSV export
* New: Response and Request streams can now be accessed as byte arrays through the automation API
* New: Summary information is now available through the automation interface
* New: Added a Chunks property to the automation Content class
* New: XML export file now uses UTF8 encoding
* Changed: The Summary tag in the XML export has been renamed to Overview
* Changed: The Size tag in the XML export has been renamed to Received
* New: Added a Sent tag in the XML export to show the number of bytes sent to the web server
* New: Added a ‘text/javascript’ option to the Content type list on the filter dialog
* New: The content window now shows the number of selected characters
* Fixed: Log files loaded with the automation can now be exported and saved
* Fixed: Hidden log entries were not saved correctly if a log file was saved with an active filter