Company profile
Thunderbird
Free & open-source email software and productivity solutions for managing your personal and professional communications.
- Industry
- Software Development
- Employees
- 48
- Headquarters
- San Francisco, CA
- Founded
- 2003
- LinkedIn followers
- 3,428
- Office locations
- 1
Thunderbird company summary
Thunderbird is a company in the Software Development industry, headquartered in San Francisco, CA, founded in 2003. On LinkedIn the company has around 48 employees and 3,428 followers. Warmrank detected 30 technologies across 21 categories on thunderbird.net, including Anthropic, Apple iCloud Mail, Atlassian. Its listed specialties include Email, Telecommunications, Calendaring, Encrypted Email, Productivity.
What technology does Thunderbird use?
Warmrank detected 30 technologies on thunderbird.net, last checked July 2026. Click any tool to see other companies that use it.
Miscellaneous
HTTP/3
Open Graph
RSSJavaScript libraries
core-js
jQuery
jQuery Migrate
Apple iCloud Mail
Google Workspace
Microsoft 365
Anthropic
CursorSecurity
Cloudflare Bot ManagementCDN
CloudflareCMS
WordPressDatabases
MySQLDocumentation
Zendesk
SparkPostFont scripts
Font AwesomeFundraising & donations
Fundraise UpMarketing automation
MailChimpPaaS
WP EnginePage builders
NotionShow 6 more technologiesShow fewer technologies
Payment processors
PayPalProgramming languages
PHP
Yoast SEOSSL/TLS certificate authorities
Video players
YouTubeWordPress plugins
WPMLAbout Thunderbird
Thunderbird is the leading free and open-source email, calendaring, newsfeed, and chat client with more than 20 million active monthly users across Windows, macOS, and Linux. One of Thunderbird's core principles is the use and promotion of open and decentralized standards. Thunderbird is part of MZLA Technologies Corporation, a wholly-owned subsidiary of the Mozilla Foundation.
Specialties
Where is Thunderbird located?
Thunderbird lists 1 location.
Compare companies similar to Thunderbird
More companies in Software Development.
| Company | Industry | Employees | Founded | Headquarters |
|---|---|---|---|---|
Thunderbird thunderbird.net | Software Development | 48 | 2003 | San Francisco, CA |
 Vagas.com vagas.com.br | Software Development | 3,304 | 1999 | São Paulo, SP |
 Salesforce Work.com salesforce.com | Software Development | 87,907 | - | San Francisco, California |
 Microsoft github.com | Software Development | 6,587 | 2008 | San Francisco, CA |
 SAP Concur sap.com | Software Development | 147,691 | 1972 | Walldorf, BW |
 Upwork upwork.com | Software Development | 176,790 | 2015 | San Francisco, California, US |
 TechCrunch techcrunch.com | Software Development | 582 | - | San Francisco, California |
 Zoho zoho.com | Software Development | 30,854 | - | Chennai, Tamil Nadu |
 Canva canva.com | Software Development | 17,794 | 2012 | Surry Hills, New South Wales, AU |
 Atlassian atlassian.com | Software Development | 21,061 | 2002 | Sydney, NSW, AU |
 Shopee shopee.com | Software Development | 76,519 | - | Singapore, Singapore, SG |
Frequently asked questions about Thunderbird
What does Thunderbird do?
Thunderbird is the leading free and open-source email, calendaring, newsfeed, and chat client with more than 20 million active monthly users across Windows, macOS, and Linux. One of Thunderbird's core principles is the use and promotion of open and decentralized standards. Thunderbird is part of MZLA Technologies Corporation, a wholly-owned subsidiary of the Mozilla Foundation.
What technology does Thunderbird use?
Warmrank detected 30 technologies on thunderbird.net, including Anthropic, Apple iCloud Mail, Atlassian, Cloudflare, Cloudflare Bot Management, Cursor, Font Awesome, Fundraise Up.
How many employees does Thunderbird have?
Thunderbird has around 48 employees on LinkedIn.
Where is Thunderbird headquartered?
Thunderbird is headquartered in San Francisco, CA.
When was Thunderbird founded?
Thunderbird was founded in 2003.
Build a lead list from companies like Thunderbird
Describe your ICP or import a CSV. Warmrank finds matching companies, enriches contacts with verified emails, and tracks every lead.