Sailfish OS is a Linux-based open source operating system developed by Jolla, a company based in Finland. It is based on the Mer core and is compatible with Android applications. The user interface of Sailfish OS is designed to be gesture-based and intuitive, making it easy to use. Sailfish OS offers a wide range of features, including a rich set of applications, a secure and reliable environment, and a wide range of customization options. It also includes powerful multitasking capabilities, allowing users to switch between multiple apps quickly and easily. Furthermore, its user interface is optimized for both phones and tablets, and supports multiple languages, including English, Chinese, Spanish, and Russian. Sailfish OS is a great choice for users who want a secure and reliable operating system with a wide range of features and customization options. It is also ideal for developers looking to create applications for mobile devices.
Discontinued The project is suspended. See: https://developer.mozilla.org/en-US/docs/Archive/B2G_OS