Thunderbird
Free open-source email client by Mozilla with tabbed interface, smart folders, add-on ecosystem, and built-in calendar and chat features.
- Headquarters
- San Francisco, California
- Company size
- 51-200 employees
- Founded
- 2003
Product overview
- Unified Inbox
- Filtering and Organization
- Calendar and Contacts
Pricing & plans
Plans & limitsBilling termsPricing details
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