2011
ExceptionHub | JavaScript Error Tracking
by Xavier Lacot* Logs all JavaScript errors (local or remote)
* Provides a stack trace to find the cause in all browsers
* Groups errors by cause
* Development and Production modes
* RSS feeds for errors
2005
Gmail Conversation Preview Bubbles [persistent.info]
by tangthon & 13 othersgmail的插件,很不错,可以浏览邮件基本信息
1
(2 marks)