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Open all links Requires Restart
Open all http(s) links in an e-mail message with a single click...
Open As Webfolder Requires Restart
Open pages and links in Windows WebFolder WebDAV client (similar to "open in Webfolder" checkbox in IE's open...
Open Conversation Button Requires Restart
Adds a toolbar button to open selected email's conversation.
Open Google Calendar
Adds the Google Calendar web interface in a new Thunderbird tab. Creating and viewing events works like in a browser (Firefox, Chrome, ...)
Open Google Chat
Adds an icon on the spaces toolbar to quickly open Google Chat.
Not affiliated with Google.
Open in browser
A context menu item to open the links associated with feed items in the default browser and then mark them as read.
Open In Conversation Requires Restart
Make the default message list action be "Open Message in Conversation" when double-clicking or using the "Enter" key to open an email from the message list.
Open in XPS | XPSLogic
U kunt met deze extensie tickets en taken openen door middel van de knop open in XPS
Er moet wel eerst een client worden ingevuld dit kunt u invullen onder opties
Open Long Url Requires Restart
Adds an option to your File menu to allow you to open long, multi-line...
Open With
Open With can open your web links in any browser installed on your computer.
*Open With is no longer maintained.*
OpenERP Plugin Requires Restart
OpenERP Thunderbird Integration for version starting from 6.1.
To create your own collections, you must have a Mozilla Add-ons account.