Fire OS
| Developer | Amazon |
|---|---|
| Written in | C (core), C++, Java (UI) |
| OS family | Android (Linux) |
| Working state | Current |
| Source model | Based on the Android Open source project, with proprietary software & proprietary components |
| Latest release |
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| Marketing target | Budget/Low priced market, Members of the Amazon ecosystem |
| Package manager | APK |
| Platforms | 32-bit and 64-bit ARM |
| Kernel type | Monolithic (modified Linux kernel) |
| Userland | Bionic libc, mksh shell, Toybox as the native core utilities with a few from NetBSD |
| Default user interface | Graphical (Multi-touch) |
| License | Proprietary EULA; based on Apache License 2.0 Modified Linux kernel under GNU GPL v2 |
| Official website | developer |
Fire OS is an Android-based operating system developed by Amazon for their hardware devices. Fire OS includes a customized user interface primarily centered on content consumption, and heavy ties to content available from Amazon's storefronts and services.