Thunderbird
Free, open-source email and productivity application funded by user donations, part of the Mozilla family.
About Thunderbird
Free, open-source email and productivity application funded by user donations, part of the Mozilla family.
Products
Powerful email, calendar, and contacts app for Windows, Linux, and macOS.
Leading open-source email app for Android.
Bundle of subscription cloud services designed to enhance the Thunderbird email client, including email service, scheduling, and encrypted file sharing.
Email service from Thunderbird with calendars and contacts, available via thundermail.com or tb.pro domains.
Scheduling tool for booking meetings across time zones and organizations.
End-to-end encrypted large file sharing service built on the foundation of the original Firefox Send project.
What customers say
“Having an open source alternative [for] receiving and managing email... is great for privacy. Rolando Web Developer, Costa Rica”
“I love the tag feature. I tag something important and find it quickly. Juan Computer Scientist, USA”
“Its unified inbox enables me to stay sane even in the busiest of times. I am never switching e-mail clients again! Max Software Developer, Austria”
Security and compliance
As reported by Thunderbird. Ask for audit reports before you buy.
- whitebox_security_audit
- end_to_end_encryption
- supply_chain_analysis
- threat_modeling
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