Alternatives to Maemo for all platforms with any license

Android

Android is an operating system for mobile devices such as smartphones and tablet computers. It consists of a kernel based on the Linux kernel, with middleware, libraries...

Free Open Source Android Android Tablet Android Wear
ARM support Android Wear compatibility Batch rename files Google Calendar integration ... Apps that Sync with Google Calendar Google Drive integration Sync with Google Drive Google integration Linux-based Memory usage Mobile OS Operating system Optimized for Fastboot mode Upload directly to Google Drive Add a feature

848 Like
Google Chrome OS

Chrome OS is a Linux-based operating system designed by Google to work exclusively with web applications.

Free Linux
Auto Updates Based on Fedora Google Chrome Extensions Sync with Google Drive ... Linux-based Operating system Run Android Apps on Desktop Add a feature

124 Like
Remix OS

Remix OS is an innovative Android-based operating system engineered to be equally adept on mobile and desktop devices. Given its lightweight size and system...
- Discontinued
  The company Jide decided to discontinue the Remix OS project and to focus efforts on the enterprise space: http://www.jide.com/ At the moment, last version, 3.0.207, released in November 2016, can be still downloaded from the official website.
Free Linux Android Android Tablet
Integrated Android Emulator Booting from USB Floating windows Google integration ... Operating system Web-Based Add a feature

78 Like
iOS

iOS is a mobile operating system developed by Apple Inc. and distributed exclusively for Apple hardware. It is the operating system that powers iPhone, iPad and iPod...

Free iPhone iPad Apple Watch
Privacy focused File-sync Integrated Web Browser Mobile apps ... Mobile OS Night mode/Dark Theme No Internet required Operating system OTA Updates Security focused Support for Smartwatch Uses simultaneously WiFi & mobile data Voice Call Add a feature

121 Like
Plasma Mobile

Plasma Mobile turns your phone into a fully open hacking device, just like a PC. You can join us to start building new mobile experiences now. Key features: Libre...

Free Open Source Linux
Linux-based Mobile OS Portable Linux Add a feature

36 Like
Tizen OS

Tizen is an open source mobile and device operating system based on Linux developed by Samsung and Intel. It can support programs written with Samsung’s Bada SDK as...

Free Open Source Linux
Lightweight Linux-based Mobile OS MultiTouch ... Multitasking Add a feature

26 Like
CloudReady

CloudReady is a operating system built and maintained by Neverware. Based on Google’s open source Chromium OS, CloudReady uses web apps and cloud storage instead of...

Freemium Linux Chrome OS
Google Chrome Extensions Linux-based Operating system Add a feature

11 Like
QtMoko

QtMoko is debian distribution for Linux based SmartPhones, like Openmoko Freerunner and Goldelico's GTA04 phone. Phone and user interface is based on QT Extendeded...
- Discontinued
  The project seems to be no longer developed. Last version, v58, released in December 2013, can be still downloaded from SourceForge.
Free Open Source Linux Self-Hosted
Based on Debian Mobile OS Operating system Add a feature

6 Like
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Black Lab NetOS

Black Lab NetOS is an alternative to Google Chrome OS and Chromium OS. All applications are accessed from the cloud.

Free Personal Linux Web
Operating system Web-Based Add a feature

3 Like