Mozilla Thunderbird email client

Mozilla Thunderbird is a free and open-source email client developed by the Mozilla Foundation, a non-profit organization based in the United States. The Thunderbird project operates under MZLA Technologies Corporation, a subsidiary of the Mozilla Foundation, which allows for greater flexibility and the ability to offer additional products and services. Thunderbird is developed and maintained by a global community of contributors, with its codebase available for modification and distribution under the Mozilla Public License 2.0. The project is guided by values of privacy, freedom, and community involvement, ensuring that users have control over their data and can participate in the software's development. Thunderbird is available for multiple operating systems, including Windows, macOS, Linux, and Android, and is translated into over 65 languages, reflecting its international user base and collaborative development model.