Instant Solution to Export Thunderbird Emails to CSV

Written By Shivam Rathore
Updated on February 14th, 2026

A professional receives newsletter subscription and customer feedback through the Thunderbird email client. Now, over time, it becomes difficult to track customer information. Due to this, they decided to export Thunderbird emails to CSV to generate actionable insights. This technical blog will discuss everything you need to know about how to export Thunderbird emails to a CSV format. For an easy and reliable method, choose the Thunderbird Backup Tool. Also, a free method only exports a limited amount of emails with no guarantee to preserve data integrity.

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Why Convert Thunderbird Files to CSV Format?

The Thunderbird to CSV export process offers numerous advantages. Given below are a few advantages it offers:

CSV files allow users to organize data in a clean and tabular format, which is easy to sort and filter.
By exporting emails to CSV format, the emails can be imported into databases, spreadsheets, etc.
With your emails in CSV format, you can track patterns and create actionable insights for your team.
The CSV format preserves the important email data into a lightweight and safely stored archive that can be easily accessed.
Exporting to CSV helps users migrate email messages easily to different email clients or platforms.

Solutions to Export Thunderbird Emails to CSV Format

Given below are the solutions that effectively export your Thunderbird emails to a CSV file format.

Using an Add-on ImportExportTools NG

Using the ImportExportTools NG, we will export the emails into a CSV format. There is no built-in option in Thunderbird that exports the emails into a CSV format.

Use the following instructions to export Thunderbird to Excel:

Open the Thunderbird application on your macOS.
Then, navigate to Tools > Add-ons and Themes > Search and install ImportExportTools NG.
Now, restart Thunderbird and then go to the email folder.
Right-click on the email folder and select ImportExportTools NG > Export all messages in the folder > Spreadsheet (CSV).
Next, choose the destination folder to save the CSV file and click on Save.

Limitations: There is no option to convert bulk Thunderbird emails to CSV format. Also, exporting a large volume of emails will be a time-consuming process.

An Instant Solution to Export Thunderbird Emails to CSV

The Thunderbird Backup Tool is a comprehensive solution to migrate or archive Thunderbird emails to CSV efficiently. It supports backup into 12+ file formats such as Export Thunderbird Emails to PDF, PST, CSV, MBOX, etc. Users can also export local folders and attachments filtered by date. The tool gives options to convert attachments to PDF, split large PST files, and migrate directly to email clients. This tool simplifies the process for professionals and teams.

The following are the steps to export emails from Thunderbird to CSV:

Download, install, and run the tool.
Then, choose the Thunderbird account profile.
Pick the mailbox from the mail list and click on Next to continue.
Now, under Saves/Backup/Migrate As, choose CSV as the saving format.
Apply the additional features if needed.
Finally, click on the Convert button.

Conclusion

Exporting Thunderbird to the CSV file format makes email data easier to manage, analyze, and share. In this blog, we have learnt manual solutions using the Thunderbird email client. Whereas, for a faster, more precise, and error-free solutions, choose a dedicated Thunderbird Backup Tool to export Thunderbird emails to CSV. This tool is recommended by experts and is ideal for both individuals and businesses.

Frequently Asked Questions

Q1. Can I export Thunderbird to Excel directly?

Ans- No, you can’t export emails from Thunderbird directly to Excel using a built-in option. You’ll need an add-on or to export data to CSV first, then open it in Microsoft Excel. Moreover, for a direct solution, use the dedicated Thunderbird Backup Tool for an automated result.

Q2. Can I export selected Thunderbird folders to CSV?

Ans- Yes, you can export selected folders from Thunderbird to CSV using an add-on like ImportExportTools NG. It lets you right-click specific folders and save their emails as a CSV file.

Q3. What information is stored in a CSV file after export?

Ans- A CSV file exported from Thunderbird typically includes details like sender, recipient, subject, date, and message body. It may also capture attachments info and folder names, depending on the export settings.

Q4. What is the best method to export Thunderbird emails to CSV without data loss?

Ans- Using a professional tool is the best method to export Thunderbird emails to CSV without any data loss. It ensures data integrity and maintains the folder hierarchy.

About The Author:

Shivam Rathore

Shivam Rathore is a seasoned content writer with over 2 years of experience in creating engaging and informative content for various topics, including data recovery, email migration, and more. With a keen eye for detail and a passion for writing, Shivam has helped numerous clients improve their online presence through well-crafted and compelling content. His expertise in the field ensures that every piece he produces is of the highest quality.