Thunderbird — Free Email Client for Windows, Mac Linux Thunderbird is a free email client for Windows, macOS and Linux — built by an independent non-profit and trusted by millions of users worldwide Unlike web-based email services, Thunderbird runs directly on your desktop, keeping your messages and data under your control
Thunderbird (mythology) - Wikipedia The thunderbird is a mythological bird-like spirit in North American indigenous peoples' history and culture It is considered a supernatural being of power and strength [1]