Add-ons
Miscellaneous
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Disable Addon Compatibility Checks (Version 4-56)
Reinstates the extensions.checkCompatibility preference.
Reddit History
about:config Button
Open about:config to change hidden settings that cannot be edited from the Options window. All Mozilla based programs have settings that can not be changed in the options window.
Flexible Identity
Requires Restart
Selects an identity based on the recipients list when sending an email
Focus Regainer Lite
Requires Restart
Return focus from embedded object back to browser on browser hotkeys double pressed.
XULMine
Lightbird
ClickGuard
Add-ons Sync Prefs
Restart App Button
Restart the current application, as you might need to do after installing a new extension or theme.
Caret Out
Requires Restart
IMEオフ時に誤ってF7キーを押した際に、キャレットブラウズモードが有効になるのを防ぎます。F7キーを用いてカタカナ変換を行う日本語圏向けのアドオンです。
Ajustar
Requires Restart
Esta extensión agrega un botón nuevo que ajusta la ventana del navegador al contenido de la página.
Cada página web tiene una anchura y una altura, y la ventana del navegador normalmente no se ajusta al contenido de la página. Con esta extensión ust...
InfoLister
Requires Restart
Lists installed add-ons (extensions, themes, plugins). Mozilla does not allow me to publish the version compatible with Firefox 48+, see http://forums.mozillazine.org/viewtopic.php?f=48&t=2084957&p=14715558#p14715558 for details.
Mail Redirect
Requires Restart
Allow to redirect (a.k.a. "remail") mail messages to other recipients.
ImportExportTools
Requires Restart
Adds some tools to import and export folders and messages
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