Essentials by RSL

by RSL

10 Add-ons in this Collection

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 971 reviews

298,829 users

Allows bidirectional access to Google Calendar

Stationery by Arivald

Rated 4 out of 5 stars 81 reviews

39,505 users

Extension to mimic Outlook Express Stationery.
Allow you to use HTML files as templates for mail. Also allow custom template in replies or forwarded mail!

Email Signature - WiseStamp by The WiseStamp Team

Rated 4 out of 5 stars 300 reviews

35,558 users

Signatures for Gmail, Google Mail, Yahoo Mail

Zindus by Leni Mayo

Rated 4 out of 5 stars 206 reviews

40,935 users

Google and Zimbra contact sync for Thunderbird. (TB 24 and above NOT supported)

Mailbox Alert by Tjebbe

Rated 4 out of 5 stars 103 reviews

18,524 users

Mailbox Alert allows you to specify, for each seperate mail folder, a message, sound and/or a system command that will be executed when new mail is found there. ...

Thunderbird Message Filter Import/Export by Wind Li

Rated 3 out of 5 stars 64 reviews

10,288 users

Thunderbird Message Filter Import/Export is a thunderbird/mozilla extension to import/export message filters.

Display Mail User Agent by Jürgen Ernst

Rated 4 out of 5 stars 102 reviews

37,512 users

Displays icon for user agent of received mails.

Mark All Read Button by Mark S Baines

Rated 4 out of 5 stars 28 reviews

4,580 users

Adds toolbar buttons to Mark All emails as Read, Mark Thread as Read, and Goto Next Unread Thread.

ToneQuilla by R Kent James

Rated 4 out of 5 stars 16 reviews

2,430 users

Adds a new action to mail filters to allow playing a particular sound when the filter matches. Also includes several sample sound files.

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