What does Thunderbird use?

As of October 2026, runsonwhat has found 22 tools at Thunderbird (thunderbird.net) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon CloudFront. Application: jQuery and Anthropic. Data & Observability: Matomo. Go-to-market: Mailchimp, Zendesk and Read the Docs. Company Ops: Microsoft 365, Google Workspace and Apple Business. Last checked October 6, 2026.

Thunderbird uses Amazon Web Services for hosting and cloud infrastructure, alongside WP Engine, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through a subdomain that points at Amazon Web Services. Amazon Web Services is used by 144,123 companies runsonwhat tracks.

Thunderbird uses Microsoft 365 for email and office software, alongside Google Workspace, Apple Business and Fastmail, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 694,632 companies runsonwhat tracks.

Thunderbird uses Zendesk for customer support and documentation, alongside Read the Docs, according to runsonwhat (October 2026). runsonwhat found Zendesk through Zendesk code on thunderbird.net. Zendesk is used by 40,254 companies runsonwhat tracks.

Thunderbird uses Matomo for analytics, according to runsonwhat (October 2026). runsonwhat found Matomo through Matomo code on thunderbird.net. Matomo is used by 32,284 companies runsonwhat tracks.

Thunderbird uses Mailchimp for marketing, according to runsonwhat (October 2026). runsonwhat found Mailchimp through Mailchimp code on thunderbird.net. Mailchimp is used by 111,896 companies runsonwhat tracks.

Yes. runsonwhat found jQuery at Thunderbird through jQuery code on thunderbird.net. jQuery is a Frontend tool used by 881,855 companies runsonwhat tracks.

Yes. runsonwhat has found Anthropic at Thunderbird; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Thunderbird may use more AI tools than these.

The companies with the stacks most like Thunderbird's are Mozilla, Citus Data, Forta Freight Traffic Activity and D-Wave Quantum, according to runsonwhat (October 2026). Each shares 4 to 13 tools with Thunderbird, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

runsonwhat reads public records only. Of the 22 tools at Thunderbird, 10 were found through DNS records, 6 through code on thunderbird.net, 4 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and thunderbird.net about monthly.