880
Mozilla
398,477
Open source
Gives access to multiple email accounts on a single interface.
Email Adept, Ltd
2
Shareware
Find deleted messages with the help of Email Undelete for Thunderbird!
6
DS Development
314
Shareware
It is a user-friendly email address extraction program.
6
Iconico
50
Shareware
With this tool you can extract and backup all documents in one operation.
85
AJC Software
23
Shareware
It can be used for comparing and synchronizing two different directories.
8
Rixler Software
888
Shareware
It allows you to recover logins and passwords for email accounts.
2
birdiesync
165
Shareware
BirdieSync is a program that can synchronize Thunderbird with your smartphone.
StaticBackup Inc.
19
Shareware
Thunderbird Backup is a powerful backup tool which will backup all your emails.
73
Advanced Media Recovery
56
Shareware
Advanced Thunderbird EMail recovery allows you to recover deleted emails.
7
CoolUtils Development
61
Shareware
Convert Thunderbird emails to PDF, TXT, DOC, HTML in a batch.
Amrev Software LLP
8
Shareware
Thunderbird Email Recovery successfully recovers lost and deleted emails.
Gladwev Software Private Limited
8
Shareware
Converts emails and other files from Thunderbird to Outlook for Windows PST.
Convert eM Client to Thunderbird
Shareware
Now complete conversion of eM Client emails to Thunderbird MBOX format in bulk.
DBX Conv
Shareware
Transfer emails from Outlook Express to Thunderbird with speedy procedure.
Thunderbird emails to Outlook 2013
Shareware
How to export Thunderbird emails to Outlook 2013 & 2016?.