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Display Mail User Agent for SeaMonkey
A SeaMonkey add-on that displays an icon for the user agent of for any received mail...
display show display user agent show mail agent find mail agent
Display Mail User Agent for Thunderbird
A Thunderbird add-on that adds an image on the right side of the Expanded Header View...
User Agent
User Agent - Displays what email client was used to send the message...
User Agent Switcher
A Mozilla add-on that add a toolbar button to switch the user agent of the browser....
User Agent Switcher for SeaMonkey
A SeaMonkey extension that adds a menu and a toolbar button to switch the user agent of the browser...
User Agent prefpane for Camino
User Agent prefpane for Camino - small user agent prefpane for Camino browser...
Mail.Ru Agent
Mail.Ru Agent provides an ability to exchange instatnt messages between your friends......
Junk Mail Buffering Agent
Send emails after the sender confirmed their address...
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Mail current article using Apple Mail
Free Vienna script that will allow you to mail the link of an article using Apple's Mail...
User Refresh
User Refresh - Baseline user account preservation...
User Manager
User Manager is a supplement to the Accounts pane in the Mac OS X System Preferences, designed for use with small home networks...
supplement Accounts pane supplement home network admin manage users Accounts pane
User Script
A Firefox add-on that allows a global userScript.js file...
User Monitor
Monitors computer activity by automatically taking screenshots based on user-defined intervals...
Snappy User
Helps you see who's using your Mac while you're away...
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User CSS
Safari extension for overriding stylesheets for any web page...
Safari override stylesheet safari extension override stylesheet