John's Thunderbird add-ons

by john

8 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 968 reviews

323,166 users

Allows bidirectional access to Google Calendar

Remove Duplicate Messages (Alternate) by Eyal Rozenberg

Rated 4 out of 5 stars 171 reviews

67,195 users

Search and remove messages which are the same as other messages in your mail folders (referred to as duplicates or dupes).

FoxClocks by Andy McDonald

Rated 4 out of 5 stars 391 reviews

38,462 users

FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.

Quote Colors by Malte Ruecker

Rated 4 out of 5 stars 45 reviews

5,304 users

Quote Colors allows you to select text and background colors of different quote levels which are applied when reading or printing mail/news messages. Additionally, you can choose between graphical and traditional plain text quoting display mode.

Zindus by Leni Mayo

Rated 4 out of 5 stars 199 reviews

12,866 users

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

Clean Subject by sbiz

Rated 4 out of 5 stars 39 reviews

2,956 users

"Clean Subject" cleans the subject from multiple occurrences of subject prefixes such as ("Re: Re-2: Re:") and postfixes that are inserted by other clients. Words like "[SPAM]" can be cleaned as well. These prefixes can be defined in the preferences.

pasteCode by Stephen Morton

Rated 4 out of 5 stars 6 reviews

420 users

Programmers: want to email some source code to a colleague and have it be actually readable and highlighted just like in your code editor? Well with pasteCode, you can do just that...

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections

More by this User

See all collections by this user